Zone apex
Start of authority
Email
Serial
2026013001
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig spf-b.telia.com. SOA
Answer
The response has no answer records.
Authority
telia.com. 3600 SOA dns1.telia.com. backbone.telia.net. 2026013001 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0