nsk.su.			30 IN SOA ns.risp.ru. hostmaster.ns.nsk.su. (
				2024041901 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				2592000    ; expire (4 weeks 2 days)
				86400      ; minimum (1 day)
				)

nsk.su.			30 IN TXT "v=spf1 +mx -all"

nsk.su.			30 IN A	212.20.0.126

Mail exchangers:
nsk.su.			30 IN MX 10 turbo.nsk.su.

Name servers:
nsk.su.			30 IN NS ns.nsk.su.
nsk.su.			30 IN NS ns.risp.ru.