sb-service.biz.		30 IN SOA ns3.nic.ru. admin.sb-service.biz. (
				1690315969 ; serial
				1440       ; refresh (24 minutes)
				3600       ; retry (1 hour)
				259200     ; expire (3 days)
				600        ; minimum (10 minutes)
				)

sb-service.biz.		30 IN TXT "v=spf1 include:dc1.nicmail.ru include:dc2.nicmail.ru
?all"

sb-service.biz.		30 IN A	91.189.114.30

Mail exchangers:
sb-service.biz.		30 IN MX 10 mx01.nicmail.ru.
sb-service.biz.		30 IN MX 20 mx03.nicmail.ru.
sb-service.biz.		30 IN MX 5 mx02.nicmail.ru.

Name servers:
sb-service.biz.		30 IN NS ns4.nic.ru.
sb-service.biz.		30 IN NS ns3.nic.ru.
sb-service.biz.		30 IN NS ns8.nic.ru.