AS4538 China Education and Research Network Center
AS4538 China Education and Research Network Center announces 3,502 IPv4 prefixes and 9 IPv6 prefixes. The map below is for 58.192.0.0/12, the largest of them that RIPE RIS can see: 377 collector peers reach it over 275 AS paths, most often through AS6939 Hurricane Electric LLC (46%).
Routes checked 12:16:24 UTC. This page checks again every 30 seconds while it is open.
Recent route changes
- The prefix is announced again, seen by 377 collector peers
- No collector peer sees the prefix any more
origin Tier 1Tier 2edge network prefix best path: chosen by 23 of 377 peers (6%) number on a line = peers using that link RIS data up to 09:59 UTC what the colours mean 12 of 275 paths drawn 4 quieter networks left out
Upstreams of 58.192.0.0/12
Networks directly in front of the origin, counted over the paths the collector peers use.
| Network | Peers | Share |
|---|---|---|
| AS6939 Hurricane Electric LLC | 172 | 46% |
| AS6453 TATA COMMUNICATIONS (AMERICA) INC | 78 | 21% |
| AS58453 China Mobile International Limited | 51 | 14% |
| AS1299 TWELVE99 Arelion Sweden AB | 18 | 5% |
| AS3491 PCCW Global (HK) Ltd. | 17 | 5% |
| AS2914 NTT America, Inc. | 10 | 3% |
| AS4635 Hong Kong Internet Exchange--Route Server 1 | 9 | 2% |
| AS4134 No.31,Jin-rong Street | 7 | 2% |
| AS20965 GEANT GEANT Vereniging | 6 | 2% |
| AS23911 China Next Generation Internet Beijing IX | 3 | <1% |
IPv4 prefixes (3,502)
- 58.192.0.0/12
- 59.64.0.0/12
- 202.192.0.0/12
- 210.32.0.0/12
- 222.16.0.0/12
- 222.192.0.0/12
- 58.200.0.0/13
- 125.216.0.0/13
- 202.112.0.0/13
- 202.192.0.0/13
- 202.200.0.0/13
- 211.64.0.0/13
- 211.80.0.0/13
- 218.192.0.0/13
- 219.216.0.0/13
- 219.224.0.0/13
- 222.16.0.0/13
- 222.24.0.0/13
- 49.52.0.0/14
- 49.120.0.0/14
- 59.64.0.0/14
- 101.4.0.0/14
- 115.24.0.0/14
- 121.192.0.0/14
- 121.248.0.0/14
- 122.204.0.0/14
- 183.172.0.0/14
- 202.112.0.0/14
- 202.200.0.0/14
- 202.204.0.0/14
- 210.28.0.0/14
- 219.224.0.0/14
- 219.244.0.0/14
- 222.28.0.0/14
- 1.184.0.0/15
- 42.246.0.0/15
- 49.52.0.0/15
- 49.140.0.0/15
- 49.208.0.0/15
- 58.154.0.0/15
- 58.192.0.0/15
- 58.196.0.0/15
- 58.198.0.0/15
- 101.76.0.0/15
- 110.64.0.0/15
- 111.114.0.0/15
- 111.116.0.0/15
- 111.186.0.0/15
- 113.54.0.0/15
- 114.212.0.0/15
- 115.154.0.0/15
- 115.156.0.0/15
- 116.56.0.0/15
- 118.202.0.0/15
- 118.228.0.0/15
- 120.94.0.0/15
- 121.48.0.0/15
- 121.192.0.0/15
- 121.194.0.0/15
- 121.250.0.0/15
- 125.216.0.0/15
- 175.186.0.0/15
- 180.84.0.0/15
- 180.208.0.0/15
- 183.168.0.0/15
- 183.172.0.0/15
- 202.112.0.0/15
- 202.114.0.0/15
- 202.116.0.0/15
- 202.118.0.0/15
- 202.120.0.0/15
- 202.192.0.0/15
- 202.194.0.0/15
- 202.196.0.0/15
- 202.198.0.0/15
- 210.26.0.0/15
- 219.224.0.0/15
- 219.242.0.0/15
- 222.16.0.0/15
- 222.18.0.0/15
- 222.20.0.0/15
- 223.2.0.0/15
- 223.128.0.0/15
- 1.51.0.0/16
- 42.244.0.0/16
- 42.245.0.0/16
- 49.140.0.0/16
- 58.155.0.0/16
- 58.207.0.0/16
- 59.66.0.0/16
- 59.77.0.0/16
- 59.78.0.0/16
- 59.79.0.0/16
- 101.5.0.0/16
- 101.6.0.0/16
- 101.77.0.0/16
- 110.64.0.0/16
- 110.65.0.0/16
- 111.117.0.0/16
- 114.212.0.0/16
- 114.214.0.0/16
- 115.27.0.0/16
- 115.154.0.0/16
- 115.158.0.0/16
- 116.13.0.0/16
- 118.230.0.0/16
- 120.94.0.0/16
- 120.95.0.0/16
- 121.192.0.0/16
- 121.193.0.0/16
- 125.216.0.0/16
- 125.217.0.0/16
- 125.218.0.0/16
- 162.105.0.0/16
- 166.111.0.0/16
- 175.185.0.0/16
- 175.187.0.0/16
- 180.201.0.0/16
- 183.170.0.0/16
- 183.172.0.0/16
- 183.173.0.0/16
- 183.174.0.0/16
- 202.112.0.0/16
- 202.113.0.0/16
- 202.116.0.0/16
- 202.118.0.0/16
- 202.119.0.0/16
- 202.120.0.0/16
- 202.121.0.0/16
- 202.192.0.0/16
- 202.193.0.0/16
- 202.202.0.0/16
- 202.203.0.0/16
- 210.25.0.0/16
- 210.30.0.0/16
- 210.32.0.0/16
- 210.33.0.0/16
- 210.35.0.0/16
- 210.36.0.0/16
- 210.37.0.0/16
- 210.38.0.0/16
- 210.39.0.0/16
- 210.45.0.0/16
- 210.47.0.0/16
- 211.65.0.0/16
- 211.66.0.0/16
- 211.67.0.0/16
- 211.69.0.0/16
- 211.85.0.0/16
- 218.192.0.0/16
- 218.199.0.0/16
- 219.220.0.0/16
- 219.222.0.0/16
- 219.223.0.0/16
- 219.226.0.0/16
- 219.227.0.0/16
- 219.228.0.0/16
- 219.229.0.0/16
- 222.16.0.0/16
- 222.17.0.0/16
- 222.22.0.0/16
- 222.23.0.0/16
- 222.199.0.0/16
- 222.200.0.0/16
- 222.201.0.0/16
- 222.202.0.0/16
- 222.203.0.0/16
- 222.204.0.0/16
- 222.205.0.0/16
- 223.3.0.0/16
- 49.208.0.0/17
- 58.200.128.0/17
- 58.207.0.0/17
- 58.207.128.0/17
- 59.64.128.0/17
- 59.66.0.0/17
- 59.66.128.0/17
- 59.71.128.0/17
- 59.72.0.0/17
- 101.5.0.0/17
- 101.5.128.0/17
- 101.6.0.0/17
- 101.6.128.0/17
- 111.116.128.0/17
- 111.187.0.0/17
- 113.54.128.0/17
- 113.55.0.0/17
- 115.156.128.0/17
- 118.229.128.0/17
- 162.105.0.0/17
- 162.105.128.0/17
- 166.111.0.0/17
- 166.111.128.0/17
- 175.186.0.0/17
- 175.186.128.0/17
- 180.85.0.0/17
- 180.85.128.0/17
- 183.169.0.0/17
- 183.172.0.0/17
- 183.172.128.0/17
The 200 largest are listed. All 3,502 on RIPEstat.
IPv6 prefixes (9)
Prefixes announced in the last two weeks, as seen by RIPE RIS.