217.25.128.0/20 GRENKE Service GmbH
Announced by AS21234 GRENKE Service GmbH. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 217.25.128.0/20
Prefix
Origin
AS21234 GRENKE
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
2
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 04:02 UTC
Paths
How 217.25.128.0/20 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 12843 21234
| Origin | AS21234 GRENKE Service GmbH |
| Origin code | IGP |
| Communities | 174:21101 174:22005 36601:150 36601:174 36601:2001 |
| Updated | 7d 4h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2914 12843 21234
| Origin | AS21234 GRENKE Service GmbH |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 12843 21234
| Origin | AS21234 GRENKE Service GmbH |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 7d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS21234 to originate 217.25.128.0/20 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 217.25.128.0/20 | /24 | AS21234 GRENKE | 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 |
|---|---|---|---|---|
| 217.25.128.0/20 | AS21234 GRENKE | RIPE | Grenke Service AG PROVIDER | DMAYER-MNT, NSHARABATI-MNT, JLUTTE-MNT |
More specific
Prefixes inside 217.25.128.0/20
2 announced prefixes fall inside this one.