• Network Info
  • Whois
  • RDAP
  • DNS
  • IRR
  • Propagation
  • Visibility
  • Routes
  • Traceroute
Announced By
OriginOrigin RegistrantPrefixPrefix Registrant
AS4158 City University of Hong Kong
IRR Valid
203.188.80.0/21
City University of Hong Kong
Matching Delegations
RegistryStatusPrefixCC
apnic allocated 203.188.64.0/18 HK Hong Kong