sswlink.spb.ru.		30 IN SOA ns.zakh.spb.ru. rconst1.yandex.ru. (
				2017072500 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				432000     ; expire (5 days)
				38400      ; minimum (10 hours 40 minutes)
				)

sswlink.spb.ru.		30 IN A	178.252.89.49

Name servers:
sswlink.spb.ru.		30 IN NS ns.pulkov.spb.ru.
sswlink.spb.ru.		30 IN NS ns.nalitch.spb.ru.