AS4837 China Unicom Backbone 🇨🇳 CN
CNCGROUP IP network of ShangHai IDC. Announcing 2,169 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,517
59,345,408 (231,818 × /24)
IPv6 prefixes
652
402 × /32
Upstreams
17
transit providers observed
Peers
23
settlement-free adjacencies
Downstreams
85
transit customers observed
Customer cone
8,012
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
2,169 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 114.28.248.0/21 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 114.66.236.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 114.66.240.0/20 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 114.112.200.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 114.112.208.0/20 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 114.247.44.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 114.255.106.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 115.31.64.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 115.46.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 115.48.0.0/12 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 115.56.227.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 115.85.192.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 115.173.0.0/19 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 116.2.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.78.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.95.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.112.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.29.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.71.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.84.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.86.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.100.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.102.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.113.108.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.114.16.0/20 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 116.114.28.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.116.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.128.224.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.128.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.192.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.224.0/20 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.240.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.244.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.129.248.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.130.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.130.215.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.131.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.132.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.132.114.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.135.0.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.135.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.135.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.136.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.136.207.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 116.138.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.140.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.140.128.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.140.192.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.141.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.142.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.144.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.146.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.147.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.148.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.149.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.149.0.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.149.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.153.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.154.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.162.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.163.0.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.165.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.167.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.168.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.169.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.170.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.38.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.64.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.98.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.99.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.109.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.138.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.194.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.225.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.171.249.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.172.0.0/18 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 116.172.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.172.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.172.129.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.172.158.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.174.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.176.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.177.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.178.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.179.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 116.255.128.0/17 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 117.8.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 117.72.255.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 117.74.64.0/20 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 117.121.132.0/22 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 118.26.116.0/22 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 118.66.248.0/21 v4 | RPKI valid | 4 | 55720100994837 | 2026-09-18 |
| 118.72.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.80.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.88.32.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.88.32.0/20 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.88.64.0/18 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 118.88.128.0/17 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 118.191.4.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.191.6.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.191.8.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.191.12.0/24 v4 | RPKI valid | 4 | 55720100994837 | 2026-09-18 |
| 118.212.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 118.212.132.0/23 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 118.212.168.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.4.0.0/14 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 119.4.90.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.36.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.38.0.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.38.224.0/24 v4 | RPKI valid | 4 | 55720100994837 | 2026-09-18 |
| 119.39.0.0/16 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 119.39.109.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.39.110.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.39.111.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.39.176.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.39.244.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.48.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.0.0/21 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.40.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.44.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.56.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.68.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.100.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.112.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.124.0/22 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 119.62.140.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.62.156.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.88.128.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.88.192.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.108.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.112.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.162.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.164.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.167.64.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.167.77.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.167.117.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.176.0.0/12 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.186.102.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.186.109.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.187.143.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.187.147.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.191.79.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.233.128.0/17 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 119.248.0.0/14 v4 | RPKI valid | 42 | 3454955114837 | 2026-09-18 |
| 120.0.0.0/12 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 120.65.0.0/16 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 120.72.32.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.16.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.17.127.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.22.41.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.24.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.28.0.0/15 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.30.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.30.5.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.31.0.0/16 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.31.204.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.31.208.0/22 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.31.208.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 121.52.224.0/19 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.96.0.0/15 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 122.96.253.0/24 v4 | no ROA | 41 | 3454955114837 | 2026-09-18 |
| 122.97.64.0/18 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.97.172.0/22 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 122.97.176.0/22 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 122.102.64.0/20 v4 | no ROA | 41 | 70184837 | 2026-09-18 |
| 122.114.0.0/16 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 122.136.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.136.96.0/19 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 122.156.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.159.159.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.188.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.192.0.0/14 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 122.192.160.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.194.113.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 122.195.210.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.4.0.0/14 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.7.56.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.7.72.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.7.178.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.7.206.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.8.0.0/13 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.13.14.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.13.15.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.13.192.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.13.222.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.13.234.0/23 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.15.4.0/24 v4 | RPKI valid | 40 | 3454955114837 | 2026-09-18 |
| 123.15.5.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.15.38.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.15.42.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.15.43.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.15.53.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.117.141.0/24 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 123.125.29.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.128.0.0/13 v4 | RPKI valid | 41 | 70184837 | 2026-09-18 |
| 123.129.29.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |
| 123.129.192.0/24 v4 | RPKI valid | 41 | 3454955114837 | 2026-09-18 |