81.21.240.0/20 Tele2 Sverige AB
Announced by AS1257 Tele2 Sverige AB. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 81.21.240.0/20
Prefix
Origin
AS1257 SWIPNET
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 81.21.240.0/20 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 174 1257×3
| Origin | AS1257 Tele2 Sverige AB |
| Origin code | IGP |
| Communities | 174:21101 174:22037 36601:150 36601:174 36601:2001 |
| Updated | 1d 18h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 1257
| Origin | AS1257 Tele2 Sverige AB |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 5h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 1257
| Origin | AS1257 Tele2 Sverige AB |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 9h 34m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS1257 to originate 81.21.240.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 81.21.240.0/20 | /20 | AS1257 SWIPNET | 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 |
|---|---|---|---|---|
| 81.21.240.0/20 | AS1257 SWIPNET | RIPE | TELE2 TELE2 Estonia In case of improper use originating from our network, please mail <abuse@tele2.ee> | AS1257-MNT |