2a03:a240::/48 Cosium sarl
Announced by AS199441 Cosium sarl. RPKI valid Seen by 4 of our 5 looking glass sessions.
Summary
What the table says about 2a03:a240::/48
Prefix
Origin
AS199441 AS1-COSIUM
RPKI
RPKI valid
Size
65,536 /64s
Less specific
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-12 12:08 UTC
Paths
How 2a03:a240::/48 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 199441
| Origin | AS199441 Cosium sarl |
| Origin code | IGP |
| Communities | 174:21101 174:22008 36601:150 36601:2001 |
| Updated | 4d 11h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 8220 199441
| Origin | AS199441 Cosium sarl |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 19h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS199441 to originate 2a03:a240::/47 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2a03:a240::/47 | /48 | AS199441 AS1-COSIUM | RIPE |
| 2a03:a240::/44 | /44 | AS199441 AS1-COSIUM | 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 |
|---|---|---|---|---|
| 2a03:a240::/48 | AS199441 AS1-COSIUM | RIPE | TCEP specific route6 | COSIUM-MNT |
| 2a03:a240::/47 covering | AS199441 AS1-COSIUM | RIPE | Aggregate route6 PA6 and PA7 | COSIUM-MNT |
| 2a03:a240::/44 covering | AS199441 AS1-COSIUM | RIPE | Aggregate route6 FR | COSIUM-MNT |
| 2a03:a240::/32 covering | AS199441 AS1-COSIUM | RIPE | Cosium route IPv6 | COSIUM-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.