We have created a new centos mirror. It provides http and can be accessed through both ipv4 and ipv6. 

Here are details below. We hope to be added to the mirror list. Thank you very much.

HTTP: http://mirror.lzu.edu.cn/centos/ 

Sync schedule: Every 24 hrs (may increase in future)

Bandwidth: 100Mbps

Location: CN (Lanzhou, Gansu)

Sponsor: Lanzhou University Open Source Society

Sponsor URL: https://oss.lzu.edu.cn

IP to authorize: 202.201.0.160 (v4) / 2001:da8:c000::160 (v6)

Email contact: oss.lzu.edu.cn@gmail.com

Mirroring AltArch  : no 

——Lanzhou University Open Source Society (https://oss.lzu.edu.cn)