service bind9 status
● bind9.service - BIND Domain Name Server
Loaded: loaded (/lib/systemd/system/bind9.service; enabled; vendor preset: enabled)
Drop-In: /run/systemd/generator/bind9.service.d
└─50-insserv.conf-$named.conf
Active: active (running) since Вс 2019-04-14 16:04:31 +09; 30min ago
Docs: man:named(

Main PID: 27225 (named)
CGroup: /system.slice/bind9.service
└─27225 /usr/sbin/named -f -u bind
апр 14 16:34:17 Srv named[27225]: network unreachable resolving './NS/IN': 2001:7fd::1#53
апр 14 16:34:17 Srv named[27225]: validating ./NS: no valid signature found
апр 14 16:34:17 Srv named[27225]: no valid RRSIG resolving './NS/IN': 192.228.79.201#53
апр 14 16:34:17 Srv named[27225]: network unreachable resolving './NS/IN': 2001:500:84::b#53
апр 14 16:34:18 Srv named[27225]: validating ./NS: no valid signature found
апр 14 16:34:18 Srv named[27225]: no valid RRSIG resolving './NS/IN': 192.33.4.12#53
апр 14 16:34:18 Srv named[27225]: network unreachable resolving './NS/IN': 2001:500:2::c#53
апр 14 16:34:18 Srv named[27225]: validating ./NS: no valid signature found
апр 14 16:34:18 Srv named[27225]: no valid RRSIG resolving './NS/IN': 198.97.190.53#53
апр 14 16:34:18 Srv named[27225]: network unreachable resolving './NS/IN': 2001:500:1::53#53