Mirror is provided by Otus9051 (AS199693). 
This server is located at NOCIX and hosted by August Internet. 
This is a router to my AS and has dual-stack IPv4/6 support.
File Server run by Caddy. 
Mirror for BlendOS is fetched from pkg-repo.blendos.co every hour using cron and wget.
ISO for BlendOS is fetched from git.blendos.co using a specialised script.