180.131.240.0/20 GLBB Japan KK
Announced by AS55900 GLBB Japan KK. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 180.131.240.0/20
Prefix
Origin
AS55900 GLBB-JP
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-13 12:02 UTC
Paths
How 180.131.240.0/20 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 13760 3356 55900
| Origin | AS55900 GLBB Japan KK |
| Origin code | IGP |
| Communities | 3356:4 3356:22 3356:100 3356:123 3356:704 3356:901 3356:2174 36601:150 36601:2001 36601:13760 65003:9246 65003:22855 |
| Updated | 5d 10h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 55900
| Origin | AS55900 GLBB Japan KK |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 19h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 55900
| Origin | AS55900 GLBB Japan KK |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 19h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS55900 to originate 180.131.224.0/19 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 180.131.224.0/19 | /24 | AS55900 GLBB-JP | 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 |
|---|---|---|---|---|
| 180.131.240.0/20 | AS55900 GLBB-JP | NTTCOM | GLBB-JP Customer Route | MAINT-AS55900 |
| 180.131.240.0/20 | AS55900 GLBB-JP | RADB | GLBB-JP Customer Route | MAINT-AS55900 |
| 180.131.224.0/19 covering | AS55900 GLBB-JP | RADB | GLBB-JP Okinawa Customer Route | MAINT-AS55900 |