ctsq.hk

  • DNS
  • Certs
  • Website Info
  • IP Info
  • Whois
  • RDAP
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

IPv6 Addresses