208.54.16.0/24 T-Mobile USA, Inc.
Announced by AS21928 T-Mobile USA, Inc. RPKI valid Seen by 1 of our 5 looking glass sessions.
Summary
What the table says about 208.54.16.0/24
Prefix
Origin
AS21928 T-MOBILE-AS21928
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 6 covering
In RouteViews
2026-10-15 16:02 UTC
Paths
How 208.54.16.0/24 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.
RPKI
Route origin authorizations
Covered by a ROA authorizing AS21928 to originate 208.54.0.0/17 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 208.54.0.0/17 | /24 | AS21928 T-MOBILE-AS21928 | ARIN |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 208.54.16.0/24 | AS21928 T-MOBILE-AS21928 | ARIN | USA | MNT-TMOBI |
| 208.54.16.0/24 | AS21928 T-MOBILE-AS21928 | RADB | ATL | MAINT-AS21928 |
| 208.54.16.0/20 covering | AS21928 T-MOBILE-AS21928 | ARIN | USA | MNT-TMOBI |
| 208.54.16.0/20 covering | AS21928 T-MOBILE-AS21928 | RADB | TMO | MAINT-AS21928 |
| 208.54.0.0/18 covering | AS21928 T-MOBILE-AS21928 | ARIN | USA | MNT-TMOBI |
| 208.54.0.0/18 covering | AS21928 T-MOBILE-AS21928 | RADB | T-Mobile USA IP Backbone | MAINT-AS21928 |
| 208.54.0.0/17 covering | AS21928 T-MOBILE-AS21928 | ARIN | USA | MNT-TMOBI |
| 208.54.0.0/17 covering | AS21928 T-MOBILE-AS21928 | RADB | T-Mobile USA | MAINT-AS21928 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.