If you want to use a different archive mirror, I can go hunting, but it'd be dependent on the region you're in. NOTE: These may be out of date! ALWAYS do the DNS lookup yourself to get the updated IP lists! 91.189.91.13 us. You can use any location of your choice for your address book and also you can create any number of address books. This command will create a folder called mycontacts in your HOME folder. Note that I do not have outbound rule restrictions, but these IP addresses work on my locked-down VLAN and have 'ALLOW' rules in place on my network border firewall to allow outbound from the Ubuntu systems I need updating from my locked-down area. Let us create an address book to store all contacts.

(They're in my /etc/hosts site to try and mitigate DNS poisoning potentiality). ( HTTP (TCP 80), HTTPS (TCP 443), FTP (TCP 21), or others.) If you use a proxy, there's additional configurations you'll need to run as well.īelow is my /etc/hosts entries for the US archive mirrors, the extras site, the security repos, and the PPAs site, which was last updated a couple months ago (and still works here). However, if you are restricting outbound connectivity, then you'll have to open the outgoing ports depending on what exactly you use as the apt transfer method. It’s possible on Ubuntu to get IP address from command line or from GUI. Unless you specifically state which mirrors you are on, it's impossible to figure out what IP(s) you'll use. The purpose of this tutorial is to show to use the Ubuntu ip command to see information about the local IP address, default gateway, and DNS servers on Ubuntu 20.04 Focal Fossa Linux. I use the US archive mirrors at us., the security updates at, and also pull in extras ( ) and PPAs ( ).

Ubuntu address book software