Re:Ubuntu India server (in.archive.ubuntu.com) Seems to Be Down
by aritmo on Saturday January 01, 2022 @02:33AM
(#29756364)
It is managed by someone in India (mirrors.estointernet.in) and their certificate needs renewal. They use Let's Encrypt for their TLS certificate.
You can contact them to renew their certificate.
There is nothing to be done from the Ubuntu side.