192.42.121.0/24 SURF B.V.
Announced by AS1102 SURF B.V. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 192.42.121.0/24
Prefix
Origin
AS1102 SMEERBOEL-AS
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 192.42.121.0/24 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 35133 64404 1101 1102
| Origin | AS1102 SURF B.V. |
| Origin code | IGP |
| Communities | 174:21101 174:22010 36601:150 36601:174 36601:2001 |
| Updated | 12h 14m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 49544 64404 1101 1102
| Origin | AS1102 SURF B.V. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 22h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 1101 1102
| Origin | AS1102 SURF B.V. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 22h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS1102 to originate 192.42.121.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 192.42.121.0/24 | /24 | AS1102 SMEERBOEL-AS | 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 |
|---|---|---|---|---|
| 192.42.121.0/24 | AS1102 SMEERBOEL-AS | RIPE | AS1102-IP-SURFNET | AS1103-MNT |
| 192.42.120.0/22 covering | AS1103 SURFNET-NL | RIPE | N | SN-LIR-MNT |
| 192.42.120.0/21 covering | AS1103 SURFNET-NL | RIPE | SURFNET-IP | AS1103-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.