Name Server Can,t start

[wingjoey]

Dear All,my server os is cent os 7, today my name server can,t loaded, anybody know what problem/

● named.service - Berkeley Internet Name Domain (DNS)
Loaded: loaded (/etc/systemd/system/named.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Fri 2017-01-06 17:36:06 HKT; 15s ago
Process: 9298 ExecStartPre=/bin/bash -c if [ ! "$DISABLE_ZONE_CHECKING" == "yes" ]; then /usr/sbin/named-checkconf -z /etc/named.conf; else echo "Checking of zone files is disabled"; fi (code=exited, status=1/FAILURE)

Jan 06 17:36:06 da.yanwing.com bash[9298]: zone yanwing.com/IN: NS 'ns2.yanwing.com' has no address records (A or AAAA)
Jan 06 17:36:06 da.yanwing.com bash[9298]: zone yanwing.com/IN: not loaded due to errors.
Jan 06 17:36:06 da.yanwing.com bash[9298]: _default/yanwing.com/IN: bad zone
Jan 06 17:36:06 da.yanwing.com bash[9298]: zone hktcc.org/IN: loaded serial 2017010600
Jan 06 17:36:06 da.yanwing.com bash[9298]: zone hkincc.com/IN: loaded serial 2016123000
Jan 06 17:36:06 da.yanwing.com bash[9298]: zone npmc.edu.hk/IN: loaded serial 2017010500
Jan 06 17:36:06 da.yanwing.com systemd[1]: named.service: control process exited, code=exited status=1
Jan 06 17:36:06 da.yanwing.com systemd[1]: Failed to start Berkeley Internet Name Domain (DNS).
Jan 06 17:36:06 da.yanwing.com systemd[1]: Unit named.service entered failed state.
Jan 06 17:36:06 da.yanwing.com systemd[1]: named.service failed.
[root@da init.d]#

 

[Richard G]

The reason is mentioned:

NS 'ns2.yanwing.com' has no address records

Seems to me you have to provide A records for your second nameserver.