biolocation.ru.		30 IN SOA tusilka.ru. noc.tusilka.ru. (
				2021010202 ; serial
				3600       ; refresh (1 hour)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

biolocation.ru.		30 IN TXT "v=spf1 ip4:79.137.210.220 a mx ~all"

biolocation.ru.		30 IN A	79.137.210.221

Mail exchangers:
biolocation.ru.		30 IN MX 20 mail.biolocation.ru.
biolocation.ru.		30 IN MX 10 mail.biolocation.ru.

Name servers:
biolocation.ru.		30 IN NS ns2.tusilka.ru.
biolocation.ru.		30 IN NS ns1.tusilka.ru.