You can use these mirrors with http, https and rsync
This repository only have the ISO images and the packages for Centos 5, 6, 7 and 8
Centos 8 ISO IMAGES
Centos 7 ISO IMAGES / x86_64
Centos 6 ISO IMAGES
This repository only have the ISO images and the packages for bionic (18.04) and disco (19.04)
You can use on your sources.list files the next lines:
For Ubuntu 18.04
https://mirror.edgeuno.net/ubuntu bionic main universe multiverse
For Ubuntu 19.04
https://mirror.edgeuno.net/ubuntu disco main universe multiverse
This repository have the ISO images and the packages for Jessie (8), Stretch (9), Buster (10), Testing and Unstable
You can use on your sources.list files the next lines:
For Debian 8 Jessie
https://mirror.edgeuno.net/debian jessie main contrib non-free
For Debian 9 Stretch
https://mirror.edgeuno.net/debian stretch main contrib non-free
For Debian 10 Buster
https://mirror.edgeuno.net/debian buster main contrib non-free