Zone apex
Start of authority
Email
Serial
2026021803
Refresh
12h
Retry
15m
Expire
14d
Negative cache TTL
1h
Question and response
Question
dig _spf.topdns.com. SOA
Answer
The response has no answer records.
Authority
topdns.com. 3600 SOA ns-uk.topdns.com. hostmaster.topdns.com. 2026021803 43200 900 1209600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0