Zone apex
Start of authority
Email
Serial
2026010913
Refresh
1h
Retry
20m
Expire
1d
Negative cache TTL
10m
Question and response
Question
dig cn.suducdn.com. SOA
Answer
The response has no answer records.
Authority
suducdn.com. 600 SOA ns1.alidns.com. hostmaster.hichina.com. 2026010913 3600 1200 86400 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0