83.137.64.0/21 Stadtwerke Marburg GmbH
Announced by AS31438 Stadtwerke Marburg GmbH. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 83.137.64.0/21
Prefix
Origin
AS31438 SWMR-AS
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 08:02 UTC
Paths
How 83.137.64.0/21 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 9145 31438×2
| Origin | AS31438 Stadtwerke Marburg GmbH |
| Origin code | IGP |
| Communities | 174:21101 174:22005 36601:150 36601:174 36601:2001 |
| Updated | 1d 0h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 9145 31438×2
| Origin | AS31438 Stadtwerke Marburg GmbH |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 1d 0h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9145 31438×2
| Origin | AS31438 Stadtwerke Marburg GmbH |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 1d 0h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS31438 to originate 83.137.64.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 83.137.64.0/21 | /21 | AS31438 SWMR-AS | 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 |
|---|---|---|---|---|
| 83.137.64.0/21 | AS31438 SWMR-AS | RIPE | Stadtwerke Marburg GmbH | SWMR-MNT |