Debian 9 stretch

Sziasztok,

következő problémám van amit szeretnék megoldani ha lehet.

sudo apt-get update
Ign:1 http://pkg.jenkins.io/debian-stable binary/ InRelease
Err:2 http://pkg.jenkins.io/debian-stable binary/ Release
503 Service Unavailable
Get:3 http://security.debian.org/debian-security stretch/updates InRelease [94.3 kB]
Ign:4 http://deb.debian.org/debian stretch InRelease
Ign:5 http://deb.debian.org/debian stretch-updates InRelease
Ign:6 http://security.debian.org/debian-security stretch/updates/contrib Sources
Err:7 http://deb.debian.org/debian stretch Release
503 Service Unavailable
Ign:8 http://security.debian.org/debian-security stretch/updates/non-free Sources
Err:9 http://deb.debian.org/debian stretch-updates Release
503 Service Unavailable
Ign:10 http://security.debian.org/debian-security stretch/updates/contrib amd64 Packages
Ign:11 http://security.debian.org/debian-security stretch/updates/contrib Translation-en
Ign:12 http://security.debian.org/debian-security stretch/updates/non-free amd64 Packages
Ign:13 http://security.debian.org/debian-security stretch/updates/non-free Translation-en
Ign:6 http://security.debian.org/debian-security stretch/updates/contrib Sources
Ign:8 http://security.debian.org/debian-security stretch/updates/non-free Sources
Ign:10 http://security.debian.org/debian-security stretch/updates/contrib amd64 Packages
Err:11 http://security.debian.org/debian-security stretch/updates/contrib Translation-en
503 Service Unavailable
Ign:12 http://security.debian.org/debian-security stretch/updates/non-free amd64 Packages
Ign:13 http://security.debian.org/debian-security stretch/updates/non-free Translation-en
Ign:6 http://security.debian.org/debian-security stretch/updates/contrib Sources
Ign:8 http://security.debian.org/debian-security stretch/updates/non-free Sources
Ign:10 http://security.debian.org/debian-security stretch/updates/contrib amd64 Packages
Reading package lists... Done

Van ötlet, hogy mért nem érhetőek el?

Debian 10 alatt is vannak gondok, de az már lehet más. Valaki találkozott mostanában ilyen problémával?

Kösz...