217.153.0.0/16 T-Mobile Polska S.A.
Announced by AS12912 T-Mobile Polska S.A. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 217.153.0.0/16
Prefix
Origin
AS12912 TMPL
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
4
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 08:02 UTC
Paths
How 217.153.0.0/16 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 174 1299 12912
| Origin | AS12912 T-Mobile Polska S.A. |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 12h 49m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 1299 12912
| Origin | AS12912 T-Mobile Polska S.A. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 12h 53m ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 12912
| Origin | AS12912 T-Mobile Polska S.A. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 16h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS12912 to originate 217.153.0.0/16 up to /16. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 217.153.0.0/16 | /16 | AS5588 GTSCE | RIPE |
| 217.153.0.0/16 | /16 | AS12912 TMPL | RIPE |
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 |
|---|---|---|---|---|
| 217.153.0.0/16 | AS6714 TMPL | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 217.153.0.0/16 | AS12912 TMPL | RIPE | T-Mobile PL ICT customers | AS12912-MNT |
More specific
Prefixes inside 217.153.0.0/16
4 announced prefixes fall inside this one.