83.212.128.0/19 Democritus University of Thrace
Announced by AS8253 Democritus University of Thrace. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 83.212.128.0/19
Prefix
Origin
AS8253 DUTHNET-AS
RPKI
RPKI valid
Size
8,192 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 83.212.128.0/19 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 21320 5408 8253
| Origin | AS8253 Democritus University of Thrace |
| Origin code | IGP |
| Communities | 174:21101 174:22018 36601:150 36601:174 36601:2001 |
| Updated | 6d 15h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 21320 5408 8253
| Origin | AS8253 Democritus University of Thrace |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 23h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 21320 5408 8253
| Origin | AS8253 Democritus University of Thrace |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 23h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8253 to originate 83.212.128.0/19 up to /19. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 83.212.128.0/19 | /19 | AS8253 DUTHNET-AS | RIPE |
| 83.212.0.0/16 | /24 | AS5408 GR-NET | 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 |
|---|---|---|---|---|
| 83.212.128.0/19 | AS8253 DUTHNET-AS | RIPE | DUTHNET | AS8253-MNT |
| 83.212.0.0/16 covering | AS5408 GR-NET | RIPE | Greek Research & Technology Network (GRNET) | GRNET-NOC |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.