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2001:550:2200:400::/56 is not visible in the global routing table.

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
Matching Delegations
RegistryStatusPrefixCC
arin allocated 2001:550::/32 US United States