145.102.4.0/23 SURF B.V.
Announced by AS1101 SURF B.V. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 145.102.4.0/23
Prefix
Origin
AS1101 IP-EEND-AS
RPKI
RPKI valid
Size
512 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-12 20:02 UTC
Paths
How 145.102.4.0/23 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 49544 64404 1101
| Origin | AS1101 SURF B.V. |
| Origin code | IGP |
| Communities | 13760:3000 36601:150 36601:2001 36601:13760 |
| Updated | 4d 19h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 49544 64404 1101
| Origin | AS1101 SURF B.V. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 4h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 1101
| Origin | AS1101 SURF B.V. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 4h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS1101 to originate 145.102.4.0/23 up to /23. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 145.102.4.0/23 | /23 | AS1101 IP-EEND-AS | RIPE |
| 145.102.0.0/16 | /24 | AS1103 SURFNET-NL | 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 |
|---|---|---|---|---|
| 145.102.4.0/23 | AS1101 IP-EEND-AS | RIPE | Onweer | AS1103-MNT |
| 145.102.4.0/23 | AS1103 SURFNET-NL | RIPE | Onweer | AS1103-MNT |
| 145.102.0.0/16 covering | AS1103 SURFNET-NL | RIPE | OSP_SURFnet | AS1103-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.