AS4538 China Education and Research Network Center
A network in China. Here are the size of its IP ranges and the data used for visitor checks.
Visitor check data
- Network type
- Regular network
- Known VPN servers
- None
- Tor exit nodes
- None
This network mainly serves home, office and mobile lines. VPN servers are counted only when they are on the public list. How checks work
Addresses by country
Largest IPv4 ranges
Up to 20, largest first (202 in total).
210.31.0.0 ~ 210.47.255.255
58.192.0.0 ~ 58.206.191.255
222.17.192.0 ~ 222.31.255.255
59.64.0.0 ~ 59.73.127.255
202.199.32.0 ~ 202.207.255.255
222.192.0.0 ~ 222.200.15.255
202.192.0.0 ~ 202.199.23.255
218.192.0.0 ~ 218.199.15.255
219.242.0.0 ~ 219.247.255.255
211.80.0.0 ~ 211.85.151.255
125.219.0.0 ~ 125.223.255.255
219.223.160.0 ~ 219.228.23.255
210.25.190.0 ~ 210.30.19.255
219.216.0.0 ~ 219.220.63.255
49.52.0.0/14
49.120.0.0/14
111.114.0.0 ~ 111.117.255.255
115.155.0.0 ~ 115.158.255.255
121.192.0.0/14
121.248.0.0/14
Data: DB-IP (CC BY 4.0), public VPN server list, Tor Project exit list · as of 2026-10-12