2403:4040::/32 Joetsu Cable Vision
Announced by AS131937 Joetsu Cable Vision. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2403:4040::/32
Prefix
Origin
AS131937 JCV
RPKI
RPKI valid
Size
4,294,967,296 /64s
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 16:06 UTC
Paths
How 2403:4040::/32 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 2497 131937
| Origin | AS131937 Joetsu Cable Vision |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:2001 |
| Updated | 4d 13h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 17676 131937
| Origin | AS131937 Joetsu Cable Vision |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 21h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 2516 9824 131937×4
| Origin | AS131937 Joetsu Cable Vision |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 21h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS131937 to originate 2403:4040::/32 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2403:4040::/32 | /48 | AS131937 JCV | 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 |
|---|---|---|---|---|
| 2403:4040::/32 | AS131937 JCV | JPIRR | Joetsu Cable Vision IPv6 Address-block NO.1 X-Keiro : jcv-ix-isp@jcv.co.jp | MAINT-AS131937 |