max@ubuntu:~/Desktop$ curl -v us.archive.ubuntu.com
*   Trying 91.189.91.38:80...
*   Trying 2001:67c:1562::15:80...
* Immediate connect fail for 2001:67c:1562::15: Network is unreachable
*   Trying 2001:67c:1562::18:80...
* Immediate connect fail for 2001:67c:1562::18: Network is unreachable
* connect to 91.189.91.38 port 80 failed: Connection refused
*   Trying 91.189.91.39:80...
* connect to 91.189.91.39 port 80 failed: Connection refused
* Failed to connect to us.archive.ubuntu.com port 80 after 42089 ms: Connection refused
* Closing connection 0
curl: (7) Failed to connect to us.archive.ubuntu.com port 80 after 42089 ms: Connection refused