AS17953
BroadBand Security, Inc. Unknown registered in Japan
7IPv4 prefixes
7IPv6 prefixes
100%RPKI-valid
#19,221AS Rank
327/327RIS visibility
#188Rank in Japan
2001-09-21Allocated
BroadBand Security, Inc. (AS17953) — Unknown, registered in Japan. announces 7 IPv4 prefixes + 7 IPv6 prefixes. Rank in Japan: #188. Allocated: 2001-09-21.
IPv4 7IPv6 7
Announced prefixes · 14
- v4 218.223.0.0/20 valid
- v4 218.223.0.0/21 valid
- v4 218.223.0.0/22 valid
- v4 218.223.12.0/22 valid
- v4 218.223.4.0/22 valid
- v4 218.223.8.0/21 valid
- v4 218.223.8.0/22 valid
- v6 2404:7a00:4000::/34 valid
- v6 2404:7a00:8000::/33 valid
- v6 2404:7a00:8000::/34 valid
- v6 2404:7a00::/32 valid
- v6 2404:7a00::/33 valid
- v6 2404:7a00::/34 valid
- v6 2404:7a00:c000::/34 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 7 IPv4 · 7 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 14 |
| 2026-06-13 | 14 |