named.conf.5 revision 1cf118a656f5fd210787908b845362077fc507f8
Copyright (C) 2004-2018 Internet Systems Consortium, Inc. ("ISC")

This Source Code Form is subject to the terms of the Mozilla Public
License, v. 2.0. If a copy of the MPL was not distributed with this
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t
Title: named.conf
Author:
Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
Date: 2017-08-15
Manual: BIND9
Source: ISC
Language: English

"NAMED.CONF" "5" "2017-08-15" "ISC" "BIND9"
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* Define some portability stuff
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http://bugs.debian.org/507673
http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
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* set default formatting
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disable justification (adjust text to left margin only)
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* MAIN CONTENT STARTS HERE *
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"NAME"
named.conf - configuration file for named
"SYNOPSIS"

\w'named.conf 'u named.conf

"DESCRIPTION"

named.conf is the configuration file for named. Statements are enclosed in braces and terminated with a semi-colon. Clauses in the statements are also semi-colon terminated. The usual comment styles are supported:

C style: /* */

C++ style: // to end of line

Unix style: # to end of line

"ACL"

.\}

acl string { address_match_element; ... };
.\}
"CONTROLS"

.\}

controls {
 inet ( ipv4_address | ipv6_address |
 * ) [ port ( integer | * ) ] allow
 { address_match_element; ... } [
 keys { string; ... } ] [ read-only
 boolean ];
 unix quoted_string perm integer
 owner integer group integer [
 keys { string; ... } ] [ read-only
 boolean ];
};
.\}
"DLZ"

.\}

dlz string {
 database string;
 search boolean;
};
.\}
"DYNDB"

.\}

dyndb string quoted_string {
 unspecified-text };
.\}
"KEY"

.\}

key string {
 algorithm string;
 secret string;
};
.\}
"LOGGING"

.\}

logging {
 category string { string; ... };
 channel string {
 buffered boolean;
 file quoted_string [ versions ( "unlimited" | integer )
 ] [ size size ];
 null;
 print-category boolean;
 print-severity boolean;
 print-time boolean;
 severity log_severity;
 stderr;
 syslog [ syslog_facility ];
 };
};
.\}
"LWRES"

.\}

lwres {
 listen-on [ port integer ] [ dscp integer ] { ( ipv4_address
 | ipv6_address ) [ port integer ] [ dscp integer ]; ... };
 lwres-clients integer;
 lwres-tasks integer;
 ndots integer;
 search { string; ... };
 view string [ class ];
};
.\}
"MANAGED-KEYS"

.\}

managed-keys { string string integer
 integer integer quoted_string; ... };
.\}
"MASTERS"

.\}

masters string [ port integer ] [ dscp
 integer ] { ( masters | ipv4_address [
 port integer ] | ipv6_address [ port
 integer ] ) [ key string ]; ... };
.\}
"OPTIONS"

.\}

options {
 acache-cleaning-interval integer;
 acache-enable boolean;
 additional-from-auth boolean;
 additional-from-cache boolean;
 allow-new-zones boolean;
 allow-notify { address_match_element; ... };
 allow-query { address_match_element; ... };
 allow-query-cache { address_match_element; ... };
 allow-query-cache-on { address_match_element; ... };
 allow-query-on { address_match_element; ... };
 allow-recursion { address_match_element; ... };
 allow-recursion-on { address_match_element; ... };
 allow-transfer { address_match_element; ... };
 allow-update { address_match_element; ... };
 allow-update-forwarding { address_match_element; ... };
 also-notify [ port integer ] [ dscp integer ] { ( masters |
 ipv4_address [ port integer ] | ipv6_address [ port
 integer ] ) [ key string ]; ... };
 alt-transfer-source ( ipv4_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 alt-transfer-source-v6 ( ipv6_address | * ) [ port ( integer |
 * ) ] [ dscp integer ];
 attach-cache string;
 auth-nxdomain boolean; // default changed
 auto-dnssec ( allow | maintain | off );
 automatic-interface-scan boolean;
 avoid-v4-udp-ports { portrange; ... };
 avoid-v6-udp-ports { portrange; ... };
 bindkeys-file quoted_string;
 blackhole { address_match_element; ... };
 cache-file quoted_string;
 catalog-zones { zone quoted_string [ default-masters [ port
 integer ] [ dscp integer ] { ( masters | ipv4_address [
 port integer ] | ipv6_address [ port integer ] ) [ key
 string ]; ... } ] [ zone-directory quoted_string ] [
 in-memory boolean ] [ min-update-interval integer ]; ... };
 check-dup-records ( fail | warn | ignore );
 check-integrity boolean;
 check-mx ( fail | warn | ignore );
 check-mx-cname ( fail | warn | ignore );
 check-names ( master | slave | response
 ) ( fail | warn | ignore );
 check-sibling boolean;
 check-spf ( warn | ignore );
 check-srv-cname ( fail | warn | ignore );
 check-wildcard boolean;
 cleaning-interval integer;
 clients-per-query integer;
 cookie-algorithm ( aes | sha1 | sha256 );
 cookie-secret string;
 coresize ( default | unlimited | sizeval );
 datasize ( default | unlimited | sizeval );
 deny-answer-addresses { address_match_element; ... } [
 except-from { quoted_string; ... } ];
 deny-answer-aliases { quoted_string; ... } [ except-from {
 quoted_string; ... } ];
 dialup ( notify | notify-passive | passive | refresh | boolean );
 directory quoted_string;
 disable-algorithms string { string;
 ... };
 disable-ds-digests string { string;
 ... };
 disable-empty-zone string;
 dns64 netprefix {
 break-dnssec boolean;
 clients { address_match_element; ... };
 exclude { address_match_element; ... };
 mapped { address_match_element; ... };
 recursive-only boolean;
 suffix ipv6_address;
 };
 dns64-contact string;
 dns64-server string;
 dnssec-accept-expired boolean;
 dnssec-dnskey-kskonly boolean;
 dnssec-enable boolean;
 dnssec-loadkeys-interval integer;
 dnssec-lookaside ( string trust-anchor
 string | auto | no );
 dnssec-must-be-secure string boolean;
 dnssec-secure-to-insecure boolean;
 dnssec-update-mode ( maintain | no-resign );
 dnssec-validation ( yes | no | auto );
 dnstap { ( all | auth | client | forwarder |
 resolver ) [ ( query | response ) ]; ... };
 dnstap-identity ( quoted_string | none |
 hostname );
 dnstap-output ( file | unix ) quoted_string;
 dnstap-version ( quoted_string | none );
 dscp integer;
 dual-stack-servers [ port integer ] { ( quoted_string [ port
 integer ] [ dscp integer ] | ipv4_address [ port
 integer ] [ dscp integer ] | ipv6_address [ port
 integer ] [ dscp integer ] ); ... };
 dump-file quoted_string;
 edns-udp-size integer;
 empty-contact string;
 empty-server string;
 empty-zones-enable boolean;
 fetch-quota-params integer fixedpoint fixedpoint fixedpoint;
 fetches-per-server integer [ ( drop | fail ) ];
 fetches-per-zone integer [ ( drop | fail ) ];
 files ( default | unlimited | sizeval );
 filter-aaaa { address_match_element; ... };
 filter-aaaa-on-v4 ( break-dnssec | boolean );
 filter-aaaa-on-v6 ( break-dnssec | boolean );
 flush-zones-on-shutdown boolean;
 forward ( first | only );
 forwarders [ port integer ] [ dscp integer ] { ( ipv4_address
 | ipv6_address ) [ port integer ] [ dscp integer ]; ... };
 fstrm-set-buffer-hint integer;
 fstrm-set-flush-timeout integer;
 fstrm-set-input-queue-size integer;
 fstrm-set-output-notify-threshold integer;
 fstrm-set-output-queue-model ( mpsc | spsc );
 fstrm-set-output-queue-size integer;
 fstrm-set-reopen-interval integer;
 geoip-directory ( quoted_string | none );
 geoip-use-ecs boolean;
 heartbeat-interval integer;
 hostname ( quoted_string | none );
 inline-signing boolean;
 interface-interval integer;
 ixfr-from-differences ( master | slave | boolean );
 keep-response-order { address_match_element; ... };
 key-directory quoted_string;
 lame-ttl ttlval;
 listen-on [ port integer ] [ dscp
 integer ] {
 address_match_element; ... };
 listen-on-v6 [ port integer ] [ dscp
 integer ] {
 address_match_element; ... };
 lmdb-mapsize sizeval;
 lock-file ( quoted_string | none );
 managed-keys-directory quoted_string;
 masterfile-format ( map | raw | text );
 masterfile-style ( full | relative );
 match-mapped-addresses boolean;
 max-acache-size ( unlimited | sizeval );
 max-cache-size ( default | unlimited | sizeval | percentage );
 max-cache-ttl integer;
 max-clients-per-query integer;
 max-journal-size ( unlimited | sizeval );
 max-ncache-ttl integer;
 max-records integer;
 max-recursion-depth integer;
 max-recursion-queries integer;
 max-refresh-time integer;
 max-retry-time integer;
 max-rsa-exponent-size integer;
 max-transfer-idle-in integer;
 max-transfer-idle-out integer;
 max-transfer-time-in integer;
 max-transfer-time-out integer;
 max-udp-size integer;
 max-zone-ttl ( unlimited | ttlval );
 memstatistics boolean;
 memstatistics-file quoted_string;
 message-compression boolean;
 min-refresh-time integer;
 min-retry-time integer;
 minimal-any boolean;
 minimal-responses ( no-auth | no-auth-recursive | boolean );
 multi-master boolean;
 no-case-compress { address_match_element; ... };
 nocookie-udp-size integer;
 notify ( explicit | master-only | boolean );
 notify-delay integer;
 notify-rate integer;
 notify-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 notify-source-v6 ( ipv6_address | * ) [ port ( integer | * ) ]
 [ dscp integer ];
 notify-to-soa boolean;
 nta-lifetime ttlval;
 nta-recheck ttlval;
 nxdomain-redirect string;
 pid-file ( quoted_string | none );
 port integer;
 preferred-glue string;
 prefetch integer [ integer ];
 provide-ixfr boolean;
 query-source ( ( [ address ] ( ipv4_address | * ) [ port (
 integer | * ) ] ) | ( [ [ address ] ( ipv4_address | * ) ]
 port ( integer | * ) ) ) [ dscp integer ];
 query-source-v6 ( ( [ address ] ( ipv6_address | * ) [ port (
 integer | * ) ] ) | ( [ [ address ] ( ipv6_address | * ) ]
 port ( integer | * ) ) ) [ dscp integer ];
 querylog boolean;
 random-device quoted_string;
 rate-limit {
 all-per-second integer;
 errors-per-second integer;
 exempt-clients { address_match_element; ... };
 ipv4-prefix-length integer;
 ipv6-prefix-length integer;
 log-only boolean;
 max-table-size integer;
 min-table-size integer;
 nodata-per-second integer;
 nxdomains-per-second integer;
 qps-scale integer;
 referrals-per-second integer;
 responses-per-second integer;
 slip integer;
 window integer;
 };
 recursing-file quoted_string;
 recursion boolean;
 recursive-clients integer;
 request-expire boolean;
 request-ixfr boolean;
 request-nsid boolean;
 require-server-cookie boolean;
 reserved-sockets integer;
 resolver-query-timeout integer;
 response-policy { zone quoted_string [ log boolean ] [
 max-policy-ttl integer ] [ policy ( cname | disabled | drop |
 given | no-op | nodata | nxdomain | passthru | tcp-only
 quoted_string ) ] [ recursive-only boolean ]; ... } [
 break-dnssec boolean ] [ max-policy-ttl integer ] [
 min-ns-dots integer ] [ nsip-wait-recurse boolean ] [
 qname-wait-recurse boolean ] [ recursive-only boolean ];
 root-delegation-only [ exclude { quoted_string; ... } ];
 rrset-order { [ class string ] [ type string ] [ name
 quoted_string ] string string; ... };
 secroots-file quoted_string;
 send-cookie boolean;
 serial-query-rate integer;
 serial-update-method ( date | increment | unixtime );
 server-id ( quoted_string | none | hostname );
 servfail-ttl ttlval;
 session-keyalg string;
 session-keyfile ( quoted_string | none );
 session-keyname string;
 sig-signing-nodes integer;
 sig-signing-signatures integer;
 sig-signing-type integer;
 sig-validity-interval integer [ integer ];
 sortlist { address_match_element; ... };
 stacksize ( default | unlimited | sizeval );
 startup-notify-rate integer;
 statistics-file quoted_string;
 tcp-clients integer;
 tcp-listen-queue integer;
 tkey-dhkey quoted_string integer;
 tkey-domain quoted_string;
 tkey-gssapi-credential quoted_string;
 tkey-gssapi-keytab quoted_string;
 transfer-format ( many-answers | one-answer );
 transfer-message-size integer;
 transfer-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 transfer-source-v6 ( ipv6_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 transfers-in integer;
 transfers-out integer;
 transfers-per-ns integer;
 trust-anchor-telemetry boolean; // experimental
 try-tcp-refresh boolean;
 update-check-ksk boolean;
 use-alt-transfer-source boolean;
 use-v4-udp-ports { portrange; ... };
 use-v6-udp-ports { portrange; ... };
 v6-bias integer;
 version ( quoted_string | none );
 zero-no-soa-ttl boolean;
 zero-no-soa-ttl-cache boolean;
 zone-statistics ( full | terse | none | boolean );
};
.\}
"SERVER"

.\}

server netprefix {
 bogus boolean;
 edns boolean;
 edns-udp-size integer;
 edns-version integer;
 keys server_key;
 max-udp-size integer;
 notify-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 notify-source-v6 ( ipv6_address | * ) [ port ( integer | * ) ]
 [ dscp integer ];
 provide-ixfr boolean;
 query-source ( ( [ address ] ( ipv4_address | * ) [ port (
 integer | * ) ] ) | ( [ [ address ] ( ipv4_address | * ) ]
 port ( integer | * ) ) ) [ dscp integer ];
 query-source-v6 ( ( [ address ] ( ipv6_address | * ) [ port (
 integer | * ) ] ) | ( [ [ address ] ( ipv6_address | * ) ]
 port ( integer | * ) ) ) [ dscp integer ];
 request-expire boolean;
 request-ixfr boolean;
 request-nsid boolean;
 send-cookie boolean;
 tcp-only boolean;
 transfer-format ( many-answers | one-answer );
 transfer-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 transfer-source-v6 ( ipv6_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 transfers integer;
};
.\}
"STATISTICS-CHANNELS"

.\}

statistics-channels {
 inet ( ipv4_address | ipv6_address |
 * ) [ port ( integer | * ) ] [
 allow { address_match_element; ...
 } ];
};
.\}
"TRUSTED-KEYS"

.\}

trusted-keys { string integer integer
 integer quoted_string; ... };
.\}
"VIEW"

.\}

view string [ class ] {
 acache-cleaning-interval integer;
 acache-enable boolean;
 additional-from-auth boolean;
 additional-from-cache boolean;
 allow-new-zones boolean;
 allow-notify { address_match_element; ... };
 allow-query { address_match_element; ... };
 allow-query-cache { address_match_element; ... };
 allow-query-cache-on { address_match_element; ... };
 allow-query-on { address_match_element; ... };
 allow-recursion { address_match_element; ... };
 allow-recursion-on { address_match_element; ... };
 allow-transfer { address_match_element; ... };
 allow-update { address_match_element; ... };
 allow-update-forwarding { address_match_element; ... };
 also-notify [ port integer ] [ dscp integer ] { ( masters |
 ipv4_address [ port integer ] | ipv6_address [ port
 integer ] ) [ key string ]; ... };
 alt-transfer-source ( ipv4_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 alt-transfer-source-v6 ( ipv6_address | * ) [ port ( integer |
 * ) ] [ dscp integer ];
 attach-cache string;
 auth-nxdomain boolean; // default changed
 auto-dnssec ( allow | maintain | off );
 cache-file quoted_string;
 catalog-zones { zone quoted_string [ default-masters [ port
 integer ] [ dscp integer ] { ( masters | ipv4_address [
 port integer ] | ipv6_address [ port integer ] ) [ key
 string ]; ... } ] [ zone-directory quoted_string ] [
 in-memory boolean ] [ min-update-interval integer ]; ... };
 check-dup-records ( fail | warn | ignore );
 check-integrity boolean;
 check-mx ( fail | warn | ignore );
 check-mx-cname ( fail | warn | ignore );
 check-names ( master | slave | response
 ) ( fail | warn | ignore );
 check-sibling boolean;
 check-spf ( warn | ignore );
 check-srv-cname ( fail | warn | ignore );
 check-wildcard boolean;
 cleaning-interval integer;
 clients-per-query integer;
 deny-answer-addresses { address_match_element; ... } [
 except-from { quoted_string; ... } ];
 deny-answer-aliases { quoted_string; ... } [ except-from {
 quoted_string; ... } ];
 dialup ( notify | notify-passive | passive | refresh | boolean );
 disable-algorithms string { string;
 ... };
 disable-ds-digests string { string;
 ... };
 disable-empty-zone string;
 dlz string {
 database string;
 search boolean;
 };
 dns64 netprefix {
 break-dnssec boolean;
 clients { address_match_element; ... };
 exclude { address_match_element; ... };
 mapped { address_match_element; ... };
 recursive-only boolean;
 suffix ipv6_address;
 };
 dns64-contact string;
 dns64-server string;
 dnssec-accept-expired boolean;
 dnssec-dnskey-kskonly boolean;
 dnssec-enable boolean;
 dnssec-loadkeys-interval integer;
 dnssec-lookaside ( string trust-anchor
 string | auto | no );
 dnssec-must-be-secure string boolean;
 dnssec-secure-to-insecure boolean;
 dnssec-update-mode ( maintain | no-resign );
 dnssec-validation ( yes | no | auto );
 dnstap { ( all | auth | client | forwarder |
 resolver ) [ ( query | response ) ]; ... };
 dual-stack-servers [ port integer ] { ( quoted_string [ port
 integer ] [ dscp integer ] | ipv4_address [ port
 integer ] [ dscp integer ] | ipv6_address [ port
 integer ] [ dscp integer ] ); ... };
 dyndb string quoted_string {
 unspecified-text };
 edns-udp-size integer;
 empty-contact string;
 empty-server string;
 empty-zones-enable boolean;
 fetch-quota-params integer fixedpoint fixedpoint fixedpoint;
 fetches-per-server integer [ ( drop | fail ) ];
 fetches-per-zone integer [ ( drop | fail ) ];
 filter-aaaa { address_match_element; ... };
 filter-aaaa-on-v4 ( break-dnssec | boolean );
 filter-aaaa-on-v6 ( break-dnssec | boolean );
 forward ( first | only );
 forwarders [ port integer ] [ dscp integer ] { ( ipv4_address
 | ipv6_address ) [ port integer ] [ dscp integer ]; ... };
 inline-signing boolean;
 ixfr-from-differences ( master | slave | boolean );
 key string {
 algorithm string;
 secret string;
 };
 key-directory quoted_string;
 lame-ttl ttlval;
 lmdb-mapsize sizeval;
 managed-keys { string string
 integer integer integer
 quoted_string; ... };
 masterfile-format ( map | raw | text );
 masterfile-style ( full | relative );
 match-clients { address_match_element; ... };
 match-destinations { address_match_element; ... };
 match-recursive-only boolean;
 max-acache-size ( unlimited | sizeval );
 max-cache-size ( default | unlimited | sizeval | percentage );
 max-cache-ttl integer;
 max-clients-per-query integer;
 max-journal-size ( unlimited | sizeval );
 max-ncache-ttl integer;
 max-records integer;
 max-recursion-depth integer;
 max-recursion-queries integer;
 max-refresh-time integer;
 max-retry-time integer;
 max-transfer-idle-in integer;
 max-transfer-idle-out integer;
 max-transfer-time-in integer;
 max-transfer-time-out integer;
 max-udp-size integer;
 max-zone-ttl ( unlimited | ttlval );
 message-compression boolean;
 min-refresh-time integer;
 min-retry-time integer;
 minimal-any boolean;
 minimal-responses ( no-auth | no-auth-recursive | boolean );
 multi-master boolean;
 no-case-compress { address_match_element; ... };
 nocookie-udp-size integer;
 notify ( explicit | master-only | boolean );
 notify-delay integer;
 notify-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 notify-source-v6 ( ipv6_address | * ) [ port ( integer | * ) ]
 [ dscp integer ];
 notify-to-soa boolean;
 nta-lifetime ttlval;
 nta-recheck ttlval;
 nxdomain-redirect string;
 preferred-glue string;
 prefetch integer [ integer ];
 provide-ixfr boolean;
 query-source ( ( [ address ] ( ipv4_address | * ) [ port (
 integer | * ) ] ) | ( [ [ address ] ( ipv4_address | * ) ]
 port ( integer | * ) ) ) [ dscp integer ];
 query-source-v6 ( ( [ address ] ( ipv6_address | * ) [ port (
 integer | * ) ] ) | ( [ [ address ] ( ipv6_address | * ) ]
 port ( integer | * ) ) ) [ dscp integer ];
 rate-limit {
 all-per-second integer;
 errors-per-second integer;
 exempt-clients { address_match_element; ... };
 ipv4-prefix-length integer;
 ipv6-prefix-length integer;
 log-only boolean;
 max-table-size integer;
 min-table-size integer;
 nodata-per-second integer;
 nxdomains-per-second integer;
 qps-scale integer;
 referrals-per-second integer;
 responses-per-second integer;
 slip integer;
 window integer;
 };
 recursion boolean;
 request-expire boolean;
 request-ixfr boolean;
 request-nsid boolean;
 require-server-cookie boolean;
 resolver-query-timeout integer;
 response-policy { zone quoted_string [ log boolean ] [
 max-policy-ttl integer ] [ policy ( cname | disabled | drop |
 given | no-op | nodata | nxdomain | passthru | tcp-only
 quoted_string ) ] [ recursive-only boolean ]; ... } [
 break-dnssec boolean ] [ max-policy-ttl integer ] [
 min-ns-dots integer ] [ nsip-wait-recurse boolean ] [
 qname-wait-recurse boolean ] [ recursive-only boolean ];
 root-delegation-only [ exclude { quoted_string; ... } ];
 rrset-order { [ class string ] [ type string ] [ name
 quoted_string ] string string; ... };
 send-cookie boolean;
 serial-update-method ( date | increment | unixtime );
 server netprefix {
 bogus boolean;
 edns boolean;
 edns-udp-size integer;
 edns-version integer;
 keys server_key;
 max-udp-size integer;
 notify-source ( ipv4_address | * ) [ port ( integer | *
 ) ] [ dscp integer ];
 notify-source-v6 ( ipv6_address | * ) [ port ( integer
 | * ) ] [ dscp integer ];
 provide-ixfr boolean;
 query-source ( ( [ address ] ( ipv4_address | * ) [ port
 ( integer | * ) ] ) | ( [ [ address ] (
 ipv4_address | * ) ] port ( integer | * ) ) ) [
 dscp integer ];
 query-source-v6 ( ( [ address ] ( ipv6_address | * ) [
 port ( integer | * ) ] ) | ( [ [ address ] (
 ipv6_address | * ) ] port ( integer | * ) ) ) [
 dscp integer ];
 request-expire boolean;
 request-ixfr boolean;
 request-nsid boolean;
 send-cookie boolean;
 tcp-only boolean;
 transfer-format ( many-answers | one-answer );
 transfer-source ( ipv4_address | * ) [ port ( integer |
 * ) ] [ dscp integer ];
 transfer-source-v6 ( ipv6_address | * ) [ port (
 integer | * ) ] [ dscp integer ];
 transfers integer;
 };
 servfail-ttl ttlval;
 sig-signing-nodes integer;
 sig-signing-signatures integer;
 sig-signing-type integer;
 sig-validity-interval integer [ integer ];
 sortlist { address_match_element; ... };
 transfer-format ( many-answers | one-answer );
 transfer-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 transfer-source-v6 ( ipv6_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 trust-anchor-telemetry boolean; // experimental
 trusted-keys { string integer
 integer integer quoted_string;
 ... };
 try-tcp-refresh boolean;
 update-check-ksk boolean;
 use-alt-transfer-source boolean;
 v6-bias integer;
 zero-no-soa-ttl boolean;
 zero-no-soa-ttl-cache boolean;
 zone string [ class ] {
 allow-notify { address_match_element; ... };
 allow-query { address_match_element; ... };
 allow-query-on { address_match_element; ... };
 allow-transfer { address_match_element; ... };
 allow-update { address_match_element; ... };
 allow-update-forwarding { address_match_element; ... };
 also-notify [ port integer ] [ dscp integer ] { (
 masters | ipv4_address [ port integer ] |
 ipv6_address [ port integer ] ) [ key string ];
 ... };
 alt-transfer-source ( ipv4_address | * ) [ port (
 integer | * ) ] [ dscp integer ];
 alt-transfer-source-v6 ( ipv6_address | * ) [ port (
 integer | * ) ] [ dscp integer ];
 auto-dnssec ( allow | maintain | off );
 check-dup-records ( fail | warn | ignore );
 check-integrity boolean;
 check-mx ( fail | warn | ignore );
 check-mx-cname ( fail | warn | ignore );
 check-names ( fail | warn | ignore );
 check-sibling boolean;
 check-spf ( warn | ignore );
 check-srv-cname ( fail | warn | ignore );
 check-wildcard boolean;
 database string;
 delegation-only boolean;
 dialup ( notify | notify-passive | passive | refresh |
 boolean );
 dlz string;
 dnssec-dnskey-kskonly boolean;
 dnssec-loadkeys-interval integer;
 dnssec-secure-to-insecure boolean;
 dnssec-update-mode ( maintain | no-resign );
 file quoted_string;
 forward ( first | only );
 forwarders [ port integer ] [ dscp integer ] { (
 ipv4_address | ipv6_address ) [ port integer ] [
 dscp integer ]; ... };
 in-view string;
 inline-signing boolean;
 ixfr-from-differences boolean;
 journal quoted_string;
 key-directory quoted_string;
 masterfile-format ( map | raw | text );
 masterfile-style ( full | relative );
 masters [ port integer ] [ dscp integer ] { ( masters
 | ipv4_address [ port integer ] | ipv6_address [
 port integer ] ) [ key string ]; ... };
 max-ixfr-log-size ( default | unlimited |
 max-journal-size ( unlimited | sizeval );
 max-records integer;
 max-refresh-time integer;
 max-retry-time integer;
 max-transfer-idle-in integer;
 max-transfer-idle-out integer;
 max-transfer-time-in integer;
 max-transfer-time-out integer;
 max-zone-ttl ( unlimited | ttlval );
 min-refresh-time integer;
 min-retry-time integer;
 multi-master boolean;
 notify ( explicit | master-only | boolean );
 notify-delay integer;
 notify-source ( ipv4_address | * ) [ port ( integer | *
 ) ] [ dscp integer ];
 notify-source-v6 ( ipv6_address | * ) [ port ( integer
 | * ) ] [ dscp integer ];
 notify-to-soa boolean;
 pubkey integer
 integer
 integer
 request-expire boolean;
 request-ixfr boolean;
 serial-update-method ( date | increment | unixtime );
 server-addresses { ( ipv4_address | ipv6_address ) [
 port integer ]; ... };
 server-names { quoted_string; ... };
 sig-signing-nodes integer;
 sig-signing-signatures integer;
 sig-signing-type integer;
 sig-validity-interval integer [ integer ];
 transfer-source ( ipv4_address | * ) [ port ( integer |
 * ) ] [ dscp integer ];
 transfer-source-v6 ( ipv6_address | * ) [ port (
 integer | * ) ] [ dscp integer ];
 try-tcp-refresh boolean;
 type ( delegation-only | forward | hint | master | redirect
 | slave | static-stub | stub );
 update-check-ksk boolean;
 update-policy ( local | { ( deny | grant ) string (
 6to4-self | external | krb5-self | krb5-subdomain |
 ms-self | ms-subdomain | name | self | selfsub |
 selfwild | subdomain | tcp-self | wildcard | zonesub )
 [ string ] rrtypelist; ... };
 use-alt-transfer-source boolean;
 zero-no-soa-ttl boolean;
 zone-statistics ( full | terse | none | boolean );
 };
 zone-statistics ( full | terse | none | boolean );
};
.\}
"ZONE"

.\}

zone string [ class ] {
 allow-notify { address_match_element; ... };
 allow-query { address_match_element; ... };
 allow-query-on { address_match_element; ... };
 allow-transfer { address_match_element; ... };
 allow-update { address_match_element; ... };
 allow-update-forwarding { address_match_element; ... };
 also-notify [ port integer ] [ dscp integer ] { ( masters |
 ipv4_address [ port integer ] | ipv6_address [ port
 integer ] ) [ key string ]; ... };
 alt-transfer-source ( ipv4_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 alt-transfer-source-v6 ( ipv6_address | * ) [ port ( integer |
 * ) ] [ dscp integer ];
 auto-dnssec ( allow | maintain | off );
 check-dup-records ( fail | warn | ignore );
 check-integrity boolean;
 check-mx ( fail | warn | ignore );
 check-mx-cname ( fail | warn | ignore );
 check-names ( fail | warn | ignore );
 check-sibling boolean;
 check-spf ( warn | ignore );
 check-srv-cname ( fail | warn | ignore );
 check-wildcard boolean;
 database string;
 delegation-only boolean;
 dialup ( notify | notify-passive | passive | refresh | boolean );
 dlz string;
 dnssec-dnskey-kskonly boolean;
 dnssec-loadkeys-interval integer;
 dnssec-secure-to-insecure boolean;
 dnssec-update-mode ( maintain | no-resign );
 file quoted_string;
 forward ( first | only );
 forwarders [ port integer ] [ dscp integer ] { ( ipv4_address
 | ipv6_address ) [ port integer ] [ dscp integer ]; ... };
 in-view string;
 inline-signing boolean;
 ixfr-from-differences boolean;
 journal quoted_string;
 key-directory quoted_string;
 masterfile-format ( map | raw | text );
 masterfile-style ( full | relative );
 masters [ port integer ] [ dscp integer ] { ( masters |
 ipv4_address [ port integer ] | ipv6_address [ port
 integer ] ) [ key string ]; ... };
 max-journal-size ( unlimited | sizeval );
 max-records integer;
 max-refresh-time integer;
 max-retry-time integer;
 max-transfer-idle-in integer;
 max-transfer-idle-out integer;
 max-transfer-time-in integer;
 max-transfer-time-out integer;
 max-zone-ttl ( unlimited | ttlval );
 min-refresh-time integer;
 min-retry-time integer;
 multi-master boolean;
 notify ( explicit | master-only | boolean );
 notify-delay integer;
 notify-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 notify-source-v6 ( ipv6_address | * ) [ port ( integer | * ) ]
 [ dscp integer ];
 notify-to-soa boolean;
 pubkey integer integer
 request-expire boolean;
 request-ixfr boolean;
 serial-update-method ( date | increment | unixtime );
 server-addresses { ( ipv4_address | ipv6_address ) [ port
 integer ]; ... };
 server-names { quoted_string; ... };
 sig-signing-nodes integer;
 sig-signing-signatures integer;
 sig-signing-type integer;
 sig-validity-interval integer [ integer ];
 transfer-source ( ipv4_address | * ) [ port ( integer | * ) ] [
 dscp integer ];
 transfer-source-v6 ( ipv6_address | * ) [ port ( integer | * )
 ] [ dscp integer ];
 try-tcp-refresh boolean;
 type ( delegation-only | forward | hint | master | redirect | slave
 | static-stub | stub );
 update-check-ksk boolean;
 update-policy ( local | { ( deny | grant ) string ( 6to4-self |
 external | krb5-self | krb5-subdomain | ms-self | ms-subdomain
 | name | self | selfsub | selfwild | subdomain | tcp-self |
 wildcard | zonesub ) [ string ] rrtypelist; ... };
 use-alt-transfer-source boolean;
 zero-no-soa-ttl boolean;
 zone-statistics ( full | terse | none | boolean );
};
.\}
"FILES"

/etc/named.conf

"SEE ALSO"

ddns-confgen(8), named(8), named-checkconf(8), rndc(8), rndc-confgen(8), BIND 9 Administrator Reference Manual.

"AUTHOR"

Internet Systems Consortium, Inc.

"COPYRIGHT"

Copyright \(co 2004-2018 Internet Systems Consortium, Inc. ("ISC")