OPT records have propagated
All servers we queried returned the same DNS records.
Not the record you expected?
- Recently moved this domain to another DNS server? Check the NS records .
- Check for typos and misconfigurations.
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 GCB.SU .
managed by the owner of GCB.SU .
ns-mail01.getcourse.ru
46.148.238.197
The official source of information for this domain,
managed by the owner of GCB.SU .
managed by the owner of GCB.SU .
ns-mail02.getcourse.ru
46.148.238.142
The official source of information for this domain,
managed by the owner of GCB.SU .
managed by the owner of GCB.SU .
ns-mail03.getcourse.ru
46.148.238.227
Netherlands
143.47.183.89
United States of America
174.136.201.10
India
182.156.142.19
Brazil
187.20.74.3
Ukraine
193.19.252.51
Russia
195.209.185.104
South Africa
41.24.40.151
Australia
45.77.236.33
Canada
51.222.248.234
2a10:50c0::ad2:ff
2a0d:2a00:2::
1.0.0.1
2001:4860:4860::8888
NextDNS
45.90.30.66
OpenDns
2620:119:35::35
9.9.9.9
No OPT records found