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Announced By
OriginOrigin RegistrantPrefixPrefix Registrant
AS4538 China Education and Research Network Center
IRR Parent Valid
219.227.164.0/23
China Education and Research Network

Less Specific Announcements
OriginOrigin RegistrantPrefixPrefix Registrant
AS4538 China Education and Research Network Center
IRR Parent Valid
219.227.0.0/16
China Education and Research Network
AS4538 China Education and Research Network Center
IRR Parent Valid
219.224.0.0/14
Asia Pacific Network Information Centre
AS4538 China Education and Research Network Center
IRR Valid
219.224.0.0/13
Asia Pacific Network Information Centre
Less Specific Delegations
RegistryStatusPrefixCC
apnic allocated 219.227.0.0/16 CN China