smtpe21.o2.cz DNS propagation

smtpe21.o2.cz
smtpe21.o2.com
smtpe21.o2.net
smtpe21.o2.org
smtpe21.o2.io
smtpe21.o2.ai
smtpe21.o2.app
smtpe21.o2.dev
Map showing DNS propagation for smtpe21.o2.cz

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
Records returned by these servers
dns.iol.cz
194.228.2.61
ns2.tel.cz
194.228.2.1
Australia
123.100.147.201
South Africa
139.84.238.136
Canada
158.69.112.52
India
172.232.76.111
Ukraine
193.238.152.32
Brazil
200.231.34.18
United States of America
209.141.41.198
Netherlands
45.14.48.161
Russia
85.12.218.216
94.140.15.15
185.228.168.168
2606:4700:4700::1111
8.8.4.4
NextDNS
2a07:a8c0::53:54e9
OpenDns
208.67.220.220
9.9.9.9
No OPT records found