203.6.72.0/21 UUNET Japan Limited
Announced by AS9466 UUNET Japan Limited. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 203.6.72.0/21
Prefix
Origin
AS9466 UUNET-JP-AP
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
1
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-13 04:03 UTC
Paths
How 203.6.72.0/21 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 174 703 9466
| Origin | AS9466 UUNET Japan Limited |
| Origin code | IGP |
| Communities | 174:21200 174:22038 36601:150 36601:174 36601:2001 |
| Updated | 5d 2h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 701 703 9466
| Origin | AS9466 UUNET Japan Limited |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 11h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 703 9466
| Origin | AS9466 UUNET Japan Limited |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 11h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS9466 to originate 203.6.72.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 203.6.72.0/21 | /21 | AS9466 UUNET-JP-AP | APNIC |
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 |
|---|---|---|---|---|
| 203.6.72.0/21 | AS9466 UUNET-JP-AP | RADB | Proxy route | MAINT-AS7545 |
More specific
Prefixes inside 203.6.72.0/21
1 announced prefix fall inside this one.