Problem debian 9 update
Hello, I have a problem there is his 3 days I reinitialize my droplet because of a problem and when I’m on it for the first time I try to update it but when I made the order “apt update” or “apt-get update” I get this error after about 5 min without anything happening:
Err: 1 http://mirrors.digitalocean.com/debian stretch InRelease
Temporary failure resolving ‘mirrors.digitalocean.com’
Err: 2 http://security.debian.org stretch / updates InRelease
Temporary failure resolving 'security.debian.org’
Err: 3 http://mirrors.digitalocean.com/debian stretch-updates InRelease
Temporary failure resolving 'mirrors.digitalocean.com’
Reading package lists … Done
Building dependency tree
Reading state information … Done
All packages are up to date.
W: Failed to fetch http://mirrors.digitalocean.com/debian/dists/stretch/InRelease Temporary failure resolving 'mirrors.digitalocean.com’
W: Failed to fetch http://security.debian.org/dists/stretch/updates/InRelease Temporary failure resolving 'security.debian.org’
W: Failed to fetch http://mirrors.digitalocean.com/debian/dists/stretch-updates/InRelease Temporary failure resolving 'mirrors.digitalocean.com’
W: Some index files failed to download. They have been ignored, or old ones used instead.
Why do I have this message?