ResearchRouting table, looking glass, RPKI & IRR

2607:fb90::/40 T-Mobile USA, Inc.

Announced by AS21928 T-Mobile USA, Inc. RPKI valid Seen by 4 of our 5 looking glass sessions.

Summary

What the table says about 2607:fb90::/40

Prefix
2607:fb90::/40
Origin
AS21928 T-MOBILE-AS21928
RPKI
RPKI valid
Size
16,777,216 /64s
Less specific
2607:fb90::/32 AS21928 T-MOBILE-AS21928
More specifics
0
IRR route objects
2 exact, 4 covering
In RouteViews
2026-10-12 04:07 UTC
Paths

How 2607:fb90::/40 is reached

Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.

AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 13760 3356 21928
OriginAS21928 T-Mobile USA, Inc.
Origin codeIGP
Communities3356:3 3356:22 3356:100 3356:123 3356:575 3356:601 3356:901 3356:2007 36601:150 36601:2001 65000:0
Updated4d 1h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 21928
OriginAS21928 T-Mobile USA, Inc.
Origin codeIGP
Communities903:13760
Updated4d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 21928
OriginAS21928 T-Mobile USA, Inc.
Origin codeIGP
Communities36295:100
Updated3d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 21928
OriginAS21928 T-Mobile USA, Inc.
Origin codeIGP
Communitiesnone
Updated3d 11h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS21928 to originate 2607:fb90::/32 up to /48. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
2607:fb90::/32/48AS21928 T-MOBILE-AS21928ARIN
2607:fb90::/28/48AS21928 T-MOBILE-AS21928ARIN
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
2607:fb90::/40AS21928 T-MOBILE-AS21928ARINUSAMNT-TMOBI
2607:fb90::/40AS21928 T-MOBILE-AS21928RADBxMAINT-AS21928
2607:fb90::/32 coveringAS21928 T-MOBILE-AS21928ARINUSAMNT-TMOBI
2607:fb90::/32 coveringAS21928 T-MOBILE-AS21928RADBT-Moblie Global IPv6MAINT-AS21928
2607:fb90::/28 coveringAS21928 T-MOBILE-AS21928ARINUSAMNT-TMOBI
2607:fb90::/28 coveringAS21928 T-MOBILE-AS21928RADBxMAINT-AS21928
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

2607:fb90::/32 AS21928 T-MOBILE-AS219282607:fb90::/28 AS21928 T-MOBILE-AS21928
Tools

Check 2607:fb90::/40 live

Looking glassIP to ASN APIRPKI APIIRR API