http://mirror.cse.iitk.ac.in/ubuntu/
http://ftp.iitm.ac.in/ubuntu/
http://repos.del.extreme-ix.org/ubuntu/
https://mirror.bharatdatacenter.com/ubuntu/
https://repo.extreme-ix.org/ubuntu/
http://mirrors.iitd.ac.in/ubuntu/
https://mirror.nitc.ac.in/ubuntu/
https://in.mirror.coganng.com/ubuntu/
https://in.mirror.coganng.com/ubuntu-ports/
https://mirrors.nxtgen.com/ubuntu-mirror/ubuntu/
http://mirrors.piconets.webwerks.in/ubuntu-mirror/ubuntu/
http://archive.ubuntu.com/ubuntu/