138.195.128.0/19 Association des Reseaux de CentraleSupelec
Announced by AS212424 Association des Reseaux de CentraleSupelec. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 138.195.128.0/19
Prefix
Origin
AS212424 VIAREZO
RPKI
RPKI valid
Size
8,192 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-16 04:02 UTC
Paths
How 138.195.128.0/19 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 31564 212424
| Origin | AS212424 Association des Reseaux de CentraleSupelec |
| Origin code | IGP |
| Communities | 174:21101 174:22008 36601:150 36601:174 36601:2001 |
| Updated | 8d 2h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 31564 212424
| Origin | AS212424 Association des Reseaux de CentraleSupelec |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 11h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 212424
| Origin | AS212424 Association des Reseaux de CentraleSupelec |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 8d 11h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS212424 to originate 138.195.128.0/19 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 138.195.128.0/19 | /24 | AS212424 VIAREZO | RIPE |
| 138.195.0.0/16 | /16 | AS2200 FR-RENATER | RIPE |
| 138.195.0.0/16 | /16 | AS2269 FR-U-PARISSUD-ORSAY | 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 |
|---|---|---|---|---|
| 138.195.128.0/19 | AS212424 VIAREZO | RIPE | FR-CS-VIAREZO FRANCE | FR-CENTRALESUPELEC-1-MNT |
| 138.195.0.0/16 covering | AS2200 FR-RENATER | RIPE | FR-ECP | RENATER-MNT |
| 138.195.0.0/16 covering | AS2269 FR-U-PARISSUD-ORSAY | RIPE | FR-ECP FRANCE | RENATER-MNT |
| 138.195.0.0/16 covering | AS2426 FR-RENATER-RUBIS | RIPE | FR-ECP | RENATER-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.