$ cd ../
$ cat /backups/brain/
0031
See DNS requests in real time
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sudo resolvectl monitor

then navigating to a website should print you the DNS requests.

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[ecomaikgolf@laptop ~/]$ sudo resolvectl monitor
→ Q: www.google.com IN A
→ Q: www.google.com IN AAAA
← S: success
← A: www.google.com IN AAAA 2a00:1450:4001:80f::2004
← A: www.google.com IN A 142.250.181.228

→ Q: www.google.com IN A
→ Q: www.google.com IN AAAA
← S: success
← A: www.google.com IN A 142.250.181.228
← A: www.google.com IN AAAA 2a00:1450:4001:82f::2004

→ Q: www.google.com IN A
→ Q: www.google.com IN AAAA
← S: success
← A: www.google.com IN A 142.250.181.228
← A: www.google.com IN AAAA 2a00:1450:4001:82f::2004

Source: https://biriukov.dev/docs/resolver-dual-stack-application/10-systemd-resolved/

$ cd ../