ourconstruction.ru.	30 IN SOA firstvds.ru. tech.firstvds.ru. (
				2023102600 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

ourconstruction.ru.	30 IN A	45.89.67.21

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

Name servers:
ourconstruction.ru.	30 IN NS ns2.firstvds.ru.
ourconstruction.ru.	30 IN NS ns1.firstvds.ru.