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
The official source of information for this domain,
managed by the owner of GCA.SU .
managed by the owner of GCA.SU .
ns-mail03.getcourse.ru
46.148.238.227
South Africa
105.243.201.191
India
172.232.76.111
Ukraine
91.199.93.61
94.140.15.15
2606:4700:4700::1111
2001:4860:4860::8888
OpenDns
2620:119:53::53
2620:fe::fe
ns-mail03.getcourse.ru. hostmaster.GCA.SU. 1450 10800 3600 604800 3600
The official source of information for this domain,
managed by the owner of GCA.SU .
managed by the owner of GCA.SU .
ns-mail01.getcourse.ru
46.148.238.197
Australia
115.70.244.255
185.228.169.168
NextDNS
2a07:a8c1::53:54e9
ns-mail01.getcourse.ru. hostmaster.GCA.SU. 1438 10800 3600 604800 3600
The official source of information for this domain,
managed by the owner of GCA.SU .
managed by the owner of GCA.SU .
ns-mail02.getcourse.ru
46.148.238.142
United States of America
135.148.149.226
Russia
185.246.88.234
Brazil
200.231.34.18
ns-mail02.getcourse.ru. hostmaster.GCA.SU. 1452 10800 3600 604800 3600
Netherlands
23.94.217.116
fake-for-negative-caching.adguard.com. hostmaster.GCA.SU. 100500 1800 900 604800 86400
Canada
38.61.51.121
No SOA records found