The issue
When running an Arch cloud image on Digital Ocean, DNS lookups frequently fail or take an unreasonably long time to resolve.
Look at this insanely long query time:
λ resolvectl query archlinux.org
archlinux.org: 95.217.163.246 -- link: eth0
2a01:4f9:c010:6b1f::1 -- link: eth0
-- Information acquired via protocol DNS in 13.3339s.
-- Data is authenticated: no; Data was acquired via local or encrypted transport: yes
-- Data from: network
And this query just fails: