On 20/10/2020 19:07, Carsten Otto wrote:

Dear centos maintainers,

because of a data loss (see mail from Oct 18) we sadly had to redownload all of the mirrored data. This process is now complete for your project. Please re-list and re-enable our mirror in your systems.

http://ftp.halifax.rwth-aachen.de/centos/ https://ftp.halifax.rwth-aachen.de/centos/ ftp://ftp.halifax.rwth-aachen.de/centos/ rsync://ftp.halifax.rwth-aachen.de/centos/

Thank you, Carsten

It wasn't disabled but as you have now all content back, the crawler automatically validated it again so should be included in the lists and on website