Zone apex
Start of authority
Email
Serial
2026030402
Refresh
1h
Retry
30m
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig ip4-spf.hkbn.com.hk. SOA
Answer
The response has no answer records.
Authority
hkbn.com.hk. 3600 SOA ns1.hkbn.net. sysadm.ns1.hkbn.net. 2026030402 3600 1800 604800 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0