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
Australia
14.203.155.2
United States of America
162.243.97.205
Brazil
177.36.64.83
Russia
178.252.93.35
India
202.142.92.162
Netherlands
31.172.74.239
South Africa
41.23.99.129
Canada
51.222.248.234
Ukraine
95.67.7.6
94.140.15.15
185.228.168.168
2606:4700:4700::1111
2001:4860:4860::8844
NextDNS
2a07:a8c0::53:54e9
OpenDns
2620:119:53::53
2620:fe::fe
No OPT records found