81.8.154.0/24 IT4U Sweden AB
Announced by AS203428 IT4U Sweden AB. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 81.8.154.0/24
Prefix
Origin
AS203428 IT4U-AS
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-13 08:02 UTC
Paths
How 81.8.154.0/24 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 57630 203428
| Origin | AS203428 IT4U Sweden AB |
| Origin code | IGP |
| Communities | 174:21101 174:22014 36601:150 36601:174 36601:2001 |
| Updated | 5d 7h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 1299 57630 203428
| Origin | AS203428 IT4U Sweden AB |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 15h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 57630 203428
| Origin | AS203428 IT4U Sweden AB |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 15h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS203428 to originate 81.8.154.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 81.8.154.0/24 | /24 | AS203428 IT4U-AS | RIPE |
| 81.8.128.0/17 | /17 | AS25176 AC-NET | 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 |
|---|---|---|---|---|
| 81.8.154.0/24 | AS203428 IT4U-AS | RIPE | IT4U Sweden AB | MNT-SE-84GRAMS-1 |
| 81.8.128.0/17 covering | AS25176 AC-NET | RIPE | AC-Net | ACNT-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.