Zone apex
Start of authority
Email
Serial
2026011209
Refresh
1h
Retry
20m
Expire
1d
Negative cache TTL
10m
Question and response
Question
dig sudumail.com. SOA
Answer
sudumail.com. 600 SOA ens11.bigwww.com. hostmaster.hichina.com. 2026011209 3600 1200 86400 600
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0