159.255.48.0/20 NOS Madeira Comunicacoes, S.A.
Announced by AS15457 NOS Madeira Comunicacoes, S.A. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 159.255.48.0/20
Prefix
Origin
AS15457 NOS_MADEIRA
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 20:02 UTC
Paths
How 159.255.48.0/20 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 2860 15457
| Origin | AS15457 NOS Madeira Comunicacoes, S.A. |
| Origin code | IGP |
| Communities | 3356:2 3356:22 3356:100 3356:123 3356:527 3356:901 3356:2270 36601:150 36601:2001 36601:13760 |
| Updated | 5d 19h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2860 15457
| Origin | AS15457 NOS Madeira Comunicacoes, S.A. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 3h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 2860 15457
| Origin | AS15457 NOS Madeira Comunicacoes, S.A. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 3h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS15457 to originate 159.255.48.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 159.255.48.0/20 | /20 | AS2860 NOS_COMUNICACOES | RIPE |
| 159.255.48.0/20 | /20 | AS15457 NOS_MADEIRA | 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 |
|---|---|---|---|---|
| 159.255.48.0/20 | AS2860 NOS_COMUNICACOES | RIPE | N | AS15457-MNT |
| 159.255.48.0/20 | AS15457 NOS_MADEIRA | RIPE | NOS Madeira Comunicacoes S.A. Portugal | AS15457-MNT |