freshly installed Ubuntu 22.04.1 apt sources.list

gistfile1.txt

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://us.archive.ubuntu.com/ubuntu jammy main restricted
# deb-src http://us.archive.ubuntu.com/ubuntu jammy main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://us.archive.ubuntu.com/ubuntu jammy-updates main restricted
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://us.archive.ubuntu.com/ubuntu jammy universe
# deb-src http://us.archive.ubuntu.com/ubuntu jammy universe
deb http://us.archive.ubuntu.com/ubuntu jammy-updates universe
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://us.archive.ubuntu.com/ubuntu jammy multiverse
# deb-src http://us.archive.ubuntu.com/ubuntu jammy multiverse
deb http://us.archive.ubuntu.com/ubuntu jammy-updates multiverse
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-updates multiverse

## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://us.archive.ubuntu.com/ubuntu jammy-backports main restricted universe multiverse
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-backports main restricted universe multiverse

deb http://us.archive.ubuntu.com/ubuntu jammy-security main restricted
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-security main restricted
deb http://us.archive.ubuntu.com/ubuntu jammy-security universe
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-security universe
deb http://us.archive.ubuntu.com/ubuntu jammy-security multiverse
# deb-src http://us.archive.ubuntu.com/ubuntu jammy-security multiverse

this is annoying:

rr:1 http://us.archive.ubuntu.com/ubuntu jammy InRelease
  Temporary failure resolving 'us.archive.ubuntu.com'
Err:2 http://us.archive.ubuntu.com/ubuntu jammy-updates InRelease
  Temporary failure resolving 'us.archive.ubuntu.com'
Err:3 http://us.archive.ubuntu.com/ubuntu jammy-backports InRelease
  Temporary failure resolving 'us.archive.ubuntu.com'
Err:4 http://us.archive.ubuntu.com/ubuntu jammy-security InRelease
  Temporary failure resolving 'us.archive.ubuntu.com'
Reading package lists... Done
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/jammy/InRelease  Temporary failure resolving 'us.archive.ubuntu.com'
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/jammy-updates/InRelease  Temporary failure resolving 'us.archive.ubuntu.com'
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/jammy-backports/InRelease  Temporary failure resolving 'us.archive.ubuntu.com'
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/jammy-security/InRelease  Temporary failure resolving 'us.archive.ubuntu.com'
W: Some index files failed to download. They have been ignored, or old ones used instead.