AS4837 China Unicom Backbone 🇨🇳 CN
CNCGROUP IP network of ShangHai IDC. Announcing 2,172 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,520
59,345,664 (231,819 × /24)
IPv6 prefixes
652
402 × /32
Upstreams
15
transit providers observed
Peers
23
settlement-free adjacencies
Downstreams
87
transit customers observed
Customer cone
23,379
ASes reachable through it
Registry and operator data
- AS number
- AS4837
- Name
- China Unicom Backbone
- Organisation
- China Unicom
- Country
- 🇨🇳 CN
- RIR
- APNIC
- Allocated
- 2001-09-17
- Network type
- NSP
- Traffic levels
- 10-20Tbps
- Scope
- Regional
- Peering policy
- Selective
- IRR as-set
- AS4837:AS-CNCGROUP
- Website
- https://www.chinaunicom.cn/
- PeeringDB
- net/730
- Exchanges
- 3
- Facilities
- 10
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
2,172 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 58.240.57.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 58.240.60.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 58.241.65.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 58.241.160.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 58.241.235.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 58.242.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 58.244.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 58.247.118.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 59.81.8.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.81.40.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.81.46.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.81.82.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.81.94.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.81.102.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.81.104.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 59.83.192.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 59.83.224.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 59.83.232.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.0.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.2.145.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.6.38.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.6.40.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.6.43.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.8.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.8.44.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.8.77.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.10.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.10.126.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.10.252.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.10.255.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.11.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.11.111.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.11.141.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.11.254.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.12.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.12.7.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.12.74.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.12.112.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.0.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.13.15.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.40.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.13.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.13.128.0/17 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.13.135.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.149.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.150.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.180.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.182.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.193.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.205.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.209.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.213.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.214.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.245.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.247.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.250.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.13.255.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.14.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.14.197.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.15.127.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.16.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.18.183.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.21.194.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.22.31.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.22.32.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.23.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.23.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.23.240.0/20 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.24.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.28.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.28.3.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.28.4.0/22 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.28.8.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.28.47.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.28.64.0/21 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.28.72.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.28.80.0/20 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.28.96.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.29.118.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.29.166.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.30.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.30.0.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.30.1.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.30.2.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.30.32.0/21 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.30.40.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.30.240.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.31.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.208.0.0/13 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.212.53.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.213.44.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.215.138.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.215.139.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.216.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.216.47.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.216.75.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.216.87.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.216.119.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.216.132.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.217.0.0/20 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 60.217.72.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.217.74.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.217.75.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 60.218.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.220.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.220.8.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.220.244.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.221.11.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.221.246.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.222.6.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.222.220.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.222.234.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.222.235.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.223.8.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 60.255.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.49.86.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.49.172.0/24 v4 | RPKI valid | 40 | 55720100994837 | 2026-09-18 |
| 61.49.173.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.49.184.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.49.185.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.49.186.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.50.244.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.50.246.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.52.0.0/15 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.53.64.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.4.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.13.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.22.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.53.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.65.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.107.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.120.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.221.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.225.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.54.231.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.55.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.133.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.133.51.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.134.96.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.134.128.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.134.192.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.135.23.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.135.153.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.136.0.0/18 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.136.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.136.70.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.137.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.138.0.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.138.16.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.138.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.138.128.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.139.128.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.156.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.156.60.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.158.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.158.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.159.0.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.161.0.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.161.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.162.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.26.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.60.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.78.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.79.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.95.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.126.0/23 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.163.182.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.210.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.163.238.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.163.252.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.167.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.168.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.168.60.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.176.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.179.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.179.49.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.179.118.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.179.197.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.180.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.181.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.181.26.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.181.97.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.181.244.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.182.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.189.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.0.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.32.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.128.0/19 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 61.240.160.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.192.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.199.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 61.240.224.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.232.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.240.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.240.248.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.241.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 61.241.128.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |