Internal DNS resolution look up fails

Bit Twister BitTwister at mouse-potato.com
Tue Jan 1 01:43:11 UTC 2008


On Mon, 31 Dec 2007 16:37:46 +0000 (UTC), Bit Twister wrote:
> First time DNS newbie here. After 11 hours of howto/documents/template
> reading and attempts, I still can not resolve my node's name or ip.

Fixed a few syntax problems, still fails

$ nslookup $(hostname)
Server:         192.168.1.130
Address:        192.168.1.130#53

** server can't find wb.home.invalid: SERVFAIL

Current configuration

$ ll /etc|grep /var  (snipped to fit screen)
lrwxrwxrwx   1 root   root bogon_acl.conf -> ../var/lib/named/etc/bogon_acl.conf
lrwxrwxrwx   1 root   root hosts -> ../var/lib/named/etc/hosts
lrwxrwxrwx   1 root   root named.conf -> ../var/lib/named/etc/named.conf
lrwxrwxrwx   1 root   root rndc.conf -> ../var/lib/named/etc/rndc.conf
lrwxrwxrwx   1 root   root rndc.key -> ../var/lib/named/etc/rndc.key
lrwxrwxrwx   1 root   root trusted_networks_acl.conf -> ../var/lib/named/etc/trusted_networks_acl.conf


# grep -v // /etc/named.conf


include "/etc/rndc.key";

controls {
    inet 127.0.0.1 port 953
    allow { 127.0.0.1; } keys { mykey; };
};

include "/etc/bogon_acl.conf";
include "/etc/trusted_networks_acl.conf";

include "/etc/logging.conf";

options {
    version "";
    directory "/var/named";
    dump-file "/var/tmp/named_dump.db";
    pid-file "/var/run/named.pid";
    statistics-file "/var/tmp/named.stats";
    zone-statistics yes;
    coresize 100M; 
    auth-nxdomain yes;
    query-source address * port *;
    listen-on port 53 { any; };
    cleaning-interval 120;
    transfers-in 20;
    transfers-per-ns 2;
    lame-ttl 0;
    max-ncache-ttl 10800;

    forwarders { 208.67.222.222; 208.67.220.220; };
    

    notify no; 

    transfer-format many-answers; 

    max-transfer-time-in 60; 

    interface-interval 0; 


    allow-recursion { trusted_networks; };

    blackhole { bogon; };
};

zone "ac" { type delegation-only; };
zone "cc" { type delegation-only; };
zone "com" { type delegation-only; };
zone "cx" { type delegation-only; };
zone "lv" { type delegation-only; };
zone "museum" { type delegation-only; };
zone "net" { type delegation-only; };
zone "nu" { type delegation-only; };
zone "ph" { type delegation-only; };
zone "sh" { type delegation-only; };
zone "tm" { type delegation-only; };
zone "ws" { type delegation-only; };

zone "." IN {
        type hint;
        file "named.ca";
};

zone "localdomain" IN {
        type master;
        file "master/localdomain.zone";
        allow-update { none; };
};

zone "localhost" IN {
        type master;
        file "master/localhost.zone";
        allow-update { none; };
};

zone "0.0.127.in-addr.arpa" IN {
        type master;
        file "reverse/named.local";
        allow-update { none; };
};

zone "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa" IN {
        type master;
        file "reverse/named.ip6.local";
        allow-update { none; };
};

zone "255.in-addr.arpa" IN {
        type master;
        file "reverse/named.broadcast";
        allow-update { none; };
};

zone "0.in-addr.arpa" IN {
        type master;
        file "reverse/named.zero";
        allow-update { none; };
};

zone "home.invalid" IN {
        type master;
        file "master/home.zone";
        allow-update { none; };
};

zone "1.168.192.in-addr.arpa" IN {
        type master;
        file "reverse/home.reversed";
        allow-update { none; };
};


$ head -13 /var/lib/named/var/named/master/home.zone
$TTL 86400      ; 1 day
@               IN SOA  home.invalid root (
                                19              ; serial
                                1D              ; refresh
                                6H              ; retry
                                1W              ; expire
                                1H              ; minimum
                                )
        IN NS   home.invalid
fw      IN A    192.168.1.11
wb1     IN A    192.168.1.12
wb      IN A    192.168.1.130
beta    IN A    192.168.1.131


$ head -14 /var/lib/named/var/named/reverse/home.reversed
$TTL 86400      ; 1 day
@               IN SOA  home.invalid. (
                                19              ; serial
                                8H              ; refresh
                                4H              ; retry
                                1W              ; expire
                                1D              ; minimum
                                )
        IN      NS      wb.home.invalid.
        IN      PTR     wb.home.invalid.
11      IN      PTR     fw.home.invalid.
12      IN      PTR     wb1.home.invalid.
130     IN      PTR     wb.home.invalid.
131     IN      PTR     beta.home.invalid.



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