37.247.244.0/23 Polkomtel Sp. z o.o.
Announced by AS21243 Polkomtel Sp. z o.o. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 37.247.244.0/23
Prefix
Origin
AS21243 PLUSNET
RPKI
RPKI valid
Size
512 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 37.247.244.0/23 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 12741 21243
| Origin | AS21243 Polkomtel Sp. z o.o. |
| Origin code | IGP |
| Communities | 174:21101 174:22028 36601:150 36601:174 36601:2001 |
| Updated | 7d 20h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 12741 21243
| Origin | AS21243 Polkomtel Sp. z o.o. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 5h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 12741 21243
| Origin | AS21243 Polkomtel Sp. z o.o. |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 9h 48m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS21243 to originate 37.247.244.0/23 up to /23. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 37.247.244.0/23 | /23 | AS21243 PLUSNET | RIPE |
| 37.247.128.0/17 | /17 | AS8374 PLUSNET | 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 |
|---|---|---|---|---|
| 37.247.244.0/23 | AS21243 PLUSNET | RIPE | Polkomtel Sp. z o.o. Warsaw, Poland | POLKOMTEL-MNT |
| 37.247.128.0/17 covering | AS8374 PLUSNET | RIPE | Polkomtel S.A. Warsaw, Poland | POLKOMTEL-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.