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Announced By
OriginOrigin RegistrantPrefixPrefix Registrant
AS18531 Wisper ISP, LLC
IRR Parent Invalid
2001:550:2400::/48
Cogent Communications

Less Specific Announcements
OriginOrigin RegistrantPrefixPrefix Registrant
AS1239 Sprint
IRR Invalid
2001:550::/32
Cogent Communications
AS174 Cogent Communications
IRR Valid
2001:550::/32
Cogent Communications
Less Specific Delegations
RegistryStatusPrefixCC
arin allocated 2001:550::/32 US United States