217.173.192.0/21 Opole University
Announced by AS21182 Opole University. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 217.173.192.0/21
Prefix
Origin
AS21182 OPOLMAN-AS-EDU
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-14 12:02 UTC
Paths
How 217.173.192.0/21 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 8501 21182
| Origin | AS21182 Opole University |
| Origin code | IGP |
| Communities | 174:21101 174:22028 36601:150 36601:174 36601:2001 |
| Updated | 6d 12h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 8501 21182
| Origin | AS21182 Opole University |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 20h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 8501 21182
| Origin | AS21182 Opole University |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 20h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS21182 to originate 217.173.192.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 217.173.192.0/21 | /21 | AS21182 OPOLMAN-AS-EDU | 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 |
|---|---|---|---|---|
| 217.173.192.0/21 | AS21182 OPOLMAN-AS-EDU | RIPE | route for educational part of MAN Opole | MAN-OPOLE-MNT |