AS23881
UDomain Web Hosting Company Ltd Unknown registered in Hong Kong SAR China
70IPv4 prefixes
2IPv6 prefixes
97%RPKI-valid
#22,271AS Rank
326/326RIS visibility
#65Rank in Hong Kong SAR China
2003-08-19Allocated
UDomain Web Hosting Company Ltd (AS23881) — Unknown, registered in Hong Kong SAR China. announces 70 IPv4 prefixes + 2 IPv6 prefixes. Rank in Hong Kong SAR China: #65. Allocated: 2003-08-19.
IPv4 70IPv6 2
Announced prefixes · 72
- v4 203.90.230.0/24 valid
- v4 203.90.254.0/24 valid
- v4 23.226.0.0/24 valid
- v4 23.226.1.0/24 valid
- v4 23.226.11.0/24 valid
- v4 23.226.2.0/24 valid
- v4 23.226.3.0/24 valid
- v4 23.226.4.0/24 valid
- v4 23.226.6.0/24 valid
- v4 23.226.7.0/24 valid
- v4 23.226.8.0/24 valid
- v4 45.121.192.0/24 valid
- v4 45.121.194.0/24 valid
- v4 45.121.196.0/24 valid
- v4 45.121.197.0/24 valid
- v4 45.121.198.0/24 valid
- v4 45.121.199.0/24 valid
- v4 45.121.200.0/24 valid
- v4 45.121.201.0/24 valid
- v4 45.121.203.0/24 valid
- v6 2400:c300:1::/48 unknown
- v6 2400:c300::/48 unknown
RPKI: rpki.cloudflare.com · 2026-06-21
Routing: 70 IPv4 · 2 IPv6 announced · RIS visibility 326/326 RIS peers · RIPEstat · 2026-06-21
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 72 |
| 2026-06-13 | 72 |
Internet Exchanges · 1
- HKIX Hong Kong 100 Gbps
Facilities · 3
- China Unicom (Hong Kong) Global Center Hong Kong
- Hurricane Electric Fremont 1 Fremont
- Hutchinson HK Quarry Bay
AS topology · Customer cone 1
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