what to heck

Hit:1 https://repos.sonar.digitalocean.com/apt main InRelease
Ign:2 http://ppa.launchpad.net/ubuntu-lxc/lxd-stable/ubuntu zesty InRelease
Ign:3 http://security.ubuntu.com/ubuntu zesty-security InRelease
Ign:4 http://nyc2.mirrors.digitalocean.com/ubuntu zesty InRelease
Err:5 http://security.ubuntu.com/ubuntu zesty-security Release
  404  Not Found [IP: 91.189.88.152 80]
Ign:6 http://nyc2.mirrors.digitalocean.com/ubuntu zesty-updates InRelease
Err:7 http://ppa.launchpad.net/ubuntu-lxc/lxd-stable/ubuntu zesty Release
  403  Forbidden
Ign:8 http://nyc2.mirrors.digitalocean.com/ubuntu zesty-backports InRelease
Err:9 http://nyc2.mirrors.digitalocean.com/ubuntu zesty Release
  404  Not Found
Err:10 http://nyc2.mirrors.digitalocean.com/ubuntu zesty-updates Release
  404  Not Found
Err:11 http://nyc2.mirrors.digitalocean.com/ubuntu zesty-backports Release
  404  Not Found
Reading package lists... Done
E: The repository 'http://security.ubuntu.com/ubuntu zesty-security Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://ppa.launchpad.net/ubuntu-lxc/lxd-stable/ubuntu zesty Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://mirrors.digitalocean.com/ubuntu zesty Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://mirrors.digitalocean.com/ubuntu zesty-updates Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://mirrors.digitalocean.com/ubuntu zesty-backports Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.