for-test-only.ru.	30 IN SOA ns1.ihc.ru. support.ihc.ru. (
				2010083101 ; serial
				28800      ; refresh (8 hours)
				7200       ; retry (2 hours)
				604800     ; expire (1 week)
				600        ; minimum (10 minutes)
				)

Name servers:
for-test-only.ru.	30 IN NS ns2.ihc.ru.
for-test-only.ru.	30 IN NS ns1.ihc.ru.