configuração do arquivo /etc/systemd/resolved.conf

systemctl restart systemd-resolved

resolvectl status

servidor sti web deptos grp pesq no internuvem

[Resolve]
DNS=143.107.182.2
FallbackDNS=100.100.100.100
Domains=~eesc.usp.br ~usp.br

[Resolve]
DNS=143.107.182.2
Domains=~eesc.usp.br

[Resolve]
DNS=100.100.100.100 100.100.100.101
Domains=~usp.br