SOA records not consistent
Authoritative servers are returning different records.
- This likely indicates a DNS server configuration issue.
- Records may not have propagated among authoritative servers yet.
DNS server
TTL
Time To Live
The amount of time a DNS record is cached for.
Records returned by these servers
ns-mail01.getcourse.ru. hostmaster.GCA.SU. 1595 10800 3600 604800 3600
OpenDns
2620:119:53::53
149.112.112.112
ns-mail02.getcourse.ru. hostmaster.GCA.SU. 1609 10800 3600 604800 3600
94.140.15.15
ns-mail03.getcourse.ru. hostmaster.GCA.SU. 1607 10800 3600 604800 3600