mathema.tj.		30 IN SOA mathema.tj. admin.eastera.tj. (
				2019081301 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				259200     ; expire (3 days)
				86400      ; minimum (1 day)
				)

mathema.tj.		30 IN A	91.218.163.41

Mail exchangers:
mathema.tj.		30 IN MX 10 mail.mailbox.tj.

Name servers:
mathema.tj.		30 IN NS pins1.eastera.tj.
mathema.tj.		30 IN NS pins2.eastera.tj.