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Announced By
OriginOrigin RegistrantPrefixPrefix Registrant
AS4837 China Unicom Backbone
IRR Valid
221.199.0.0/17
China Unicom Ningxia province network
Matching Delegations
RegistryStatusPrefixCC
apnic allocated 221.199.0.0/19 CN China
apnic allocated 221.199.32.0/20 CN China
apnic allocated 221.199.48.0/20 CN China
apnic allocated 221.199.64.0/18 CN China