AS131982
Uenohara Broadband Communications Inc. ISP registered in Japan
2IPv4 prefixes
1IPv6 prefixes
100%RPKI-valid
#44,252AS Rank
327/327RIS visibility
#540Rank in Japan
2011-08-04Allocated
Uenohara Broadband Communications Inc. (AS131982) — ISP, registered in Japan. announces 2 IPv4 prefixes + 1 IPv6 prefixes. Rank in Japan: #540. Allocated: 2011-08-04.
IPv4 2IPv6 1
Announced prefixes · 3
- v4 103.140.118.0/23 valid
- v4 202.226.48.0/22 valid
- v6 2404:fe40::/32 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 2 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 3 |
| 2026-06-13 | 3 |
Internet Exchanges · 2
- BBIX Tokyo Tokyo 20 Gbps
- JPNAP Tokyo Tokyo 10 Gbps