SOA
Start of Authority
Primary NS
Mailbox
hostmaster.cis.gov.hk
Serial
2026012163
Refresh
1200
Retry
180
Expire
15552000
Minimum TTL
3600
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:spf-1.im.cis.gov.hk ~all
spf2.0/pra include:spf-2.im.cis.gov.hk ~all
A
IPv4 Addresses
AAAA