AS18183
National Center for Research on Earthquake Engineering Unknown registered in Taiwan
5IPv4 prefixes
5IPv6 prefixes
100%RPKI-valid
#8,311AS Rank
327/327RIS visibility
#96Rank in Taiwan
2002-04-05Allocated
National Center for Research on Earthquake Engineering (AS18183) — Unknown, registered in Taiwan. announces 5 IPv4 prefixes + 5 IPv6 prefixes. Rank in Taiwan: #96. Allocated: 2002-04-05.
IPv4 5IPv6 5
Announced prefixes · 10
- v4 103.189.132.0/23 valid
- v4 202.5.12.0/22 valid
- v4 61.56.0.0/20 valid
- v4 61.56.4.0/24 valid
- v4 61.56.8.0/21 valid
- v6 2001:4500:1100::/40 valid
- v6 2001:4500:1100::/41 valid
- v6 2001:4500:1180::/41 valid
- v6 2001:4500::/32 valid
- v6 2400:85a0::/32 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 5 IPv4 · 5 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 10 |
| 2026-06-13 | 10 |
Internet Exchanges · 1
- FOX Tainan 10 Gbps