AS4837
CHINA UNICOM China169 Backbone ISP registered in China
1,065IPv4 prefixes
464IPv6 prefixes
88%RPKI-valid
#228AS Rank
328/328RIS visibility
#14Rank in China
2001-09-17Allocated
CHINA UNICOM China169 Backbone (AS4837) — ISP, registered in China. announces 1,065 IPv4 prefixes + 464 IPv6 prefixes. Rank in China: #14. Allocated: 2001-09-17.
IPv4 1,065IPv6 464
Announced prefixes · 1,529
- v4 221.8.0.0/15 valid
- v4 221.8.12.0/24 valid
- v4 222.132.0.0/14 valid
- v4 222.133.26.0/24 valid
- v4 222.135.176.0/22 valid
- v4 222.135.184.0/21 valid
- v4 222.135.190.0/24 valid
- v4 222.136.0.0/13 valid
- v4 222.136.190.0/24 valid
- v4 222.136.99.0/24 valid
- v4 222.138.67.0/24 valid
- v4 222.139.18.0/24 valid
- v4 222.139.23.0/24 valid
- v4 222.139.27.0/24 valid
- v4 222.141.51.0/24 valid
- v4 222.143.16.0/20 valid
- v4 222.143.32.0/19 valid
- v4 222.143.64.0/21 valid
- v4 222.160.0.0/15 valid
- v4 222.161.0.0/22 valid
- v4 222.161.2.0/23 valid
- v4 222.161.222.0/23 valid
- v4 222.161.4.0/22 valid
- v4 222.162.0.0/16 valid
- v4 222.163.0.0/16 valid
- v4 27.0.128.0/24 unknown
- v4 27.0.130.0/23 unknown
- v4 27.112.0.0/21 unknown
- v4 27.192.0.0/11 valid
- v4 27.223.1.0/24 valid
- v4 27.223.102.0/24 valid
- v4 27.223.98.0/24 valid
- v4 27.50.128.0/17 valid
- v4 27.8.0.0/13 valid
- v4 27.98.224.0/19 valid
- v4 36.248.0.0/14 valid
- v4 36.32.0.0/14 unknown
- v4 36.50.226.0/24 unknown
- v4 36.51.253.0/24 valid
- v4 39.64.0.0/11 valid
- v4 42.176.0.0/13 valid
- v4 42.224.0.0/12 valid
- v4 42.228.11.0/24 valid
- v4 42.228.2.0/24 valid
- v4 42.228.3.0/24 valid
- v4 42.228.7.0/24 valid
- v4 42.4.0.0/14 valid
- v4 42.48.0.0/15 valid
- v4 42.52.0.0/14 valid
- v4 42.56.0.0/14 valid
RPKI: rpki.cloudflare.com · 2026-06-23
Routing: 1,087 IPv4 · 470 IPv6 announced · RIS visibility 328/328 RIS peers · RIPEstat · 2026-06-22
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 1525 |
| 2026-06-13 | 1525 |
| 2026-06-14 | 1524 |
| 2026-06-16 | 1525 |
| 2026-06-17 | 1526 |
| 2026-06-19 | 1529 |
| 2026-06-20 | 1529 |
| 2026-06-21 | 1529 |
| 2026-06-23 | 1529 |
Internet Exchanges · 2
- AMS-IX Amsterdam 100 Gbps
- DE-CIX Frankfurt Frankfurt 100 Gbps
Facilities · 10
- China Unicom (Hong Kong) Global Center Hong Kong
- CoreSite - Los Angeles (LA1) One Wilshire Los Angeles
- Digital Realty Frankfurt FRA1-27 Frankfurt
- Equinix LD8 - London, Docklands London
- Equinix MI1 - Miami, NOTA Miami
- Equinix SG1 - Singapore Singapore
- Equinix SK1 - Stockholm, Bromma Stockholm
- Equinix SV1/SV5/SV10 - Silicon Valley, San Jose San Jose
- FiberNet Telecom Group - 60 Hudson St New York
- MEGA-i (iAdvantage Hong Kong) Hong Kong
AS topology · Customer cone 242
Providers · 13
Peers · 49
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