156.252.136.0/21 CABO VERDE TELECOM, S.A
Announced by AS37517 CABO VERDE TELECOM, S.A. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 156.252.136.0/21
Prefix
Origin
AS37517 CABO VERDE TELECOM, S.A
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 20:02 UTC
Paths
How 156.252.136.0/21 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 1299 37517
| Origin | AS37517 CABO VERDE TELECOM, S.A |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 21h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 37517
| Origin | AS37517 CABO VERDE TELECOM, S.A |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 5h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 37517
| Origin | AS37517 CABO VERDE TELECOM, S.A |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 5h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS37517 to originate 156.252.136.0/21 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 156.252.136.0/21 | /24 | AS37517 CABO VERDE TELECOM, S.A | AFRINIC |
| 156.252.128.0/17 | /24 | AS17561 LCS-AS-AP | AFRINIC |
| 156.252.0.0/16 | /24 | AS17561 LCS-AS-AP | AFRINIC |
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 |
|---|---|---|---|---|
| 156.252.136.0/21 | AS203020 HostRoyale | AFRINIC | Edgoo Networks, Lda | LARUS-SERVICE-MNT |
| 156.252.136.0/21 | AS37517 CABO VERDE TELECOM, S.A | RADB | Cabo_Verde_Telecom_Sa | MAINT-LARUS |