143.202.156.0/22 Alestra, S. de R.L. de C.V.
Announced by AS11172 Alestra, S. de R.L. de C.V. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 143.202.156.0/22
Prefix
Origin
AS11172 AS11172
RPKI
RPKI valid
Size
1,024 addresses
Less specific
none
More specifics
3
IRR route objects
4 exact, 0 covering
In RouteViews
2026-10-16 04:02 UTC
Paths
How 143.202.156.0/22 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 13760 3356 1299 11172
| Origin | AS11172 Alestra, S. de R.L. de C.V. |
| Origin code | IGP |
| Communities | 3356:3 3356:22 3356:86 3356:575 3356:666 3356:901 3356:2013 36601:150 36601:2001 36601:13760 |
| Updated | 5h 28m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 1299 11172
| Origin | AS11172 Alestra, S. de R.L. de C.V. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 20h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 1299 11172
| Origin | AS11172 Alestra, S. de R.L. de C.V. |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 14h 41m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS11172 to originate 143.202.156.0/22 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 143.202.156.0/22 | /22 | AS6503 AS6503 | LACNIC |
| 143.202.156.0/22 | /24 | AS11172 AS11172 | LACNIC |
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 |
|---|---|---|---|---|
| 143.202.156.0/22 | AS6503 AS6503 | LACNIC | LACNIC generated route for Alestra, S. de R.L. de C.V. | MNT-MX-ALES-LACNIC |
| 143.202.156.0/22 | AS11172 AS11172 | LACNIC | LACNIC generated route for Alestra, S. de R.L. de C.V. | MNT-MX-ALES-LACNIC |
| 143.202.156.0/22 | AS6503 AS6503 | RADB | Proxy-registered route object | MAINT-AS3491 |
| 143.202.156.0/22 | AS11172 AS11172 | RADB | auto-generated route object for 143.202.156.0/22 | MAINT-AS11172 |
More specific
Prefixes inside 143.202.156.0/22
3 announced prefixes fall inside this one.