Debugging
DNS debugging is often done via the command line. There are various tools available. Like dig, kdig, nslookup… Not every tool supports every protocol. There is one tool that supports all the current available protocols and that is called just q and it is available here on Github.
q a heise.de @plain://dns.loopx.org --stats
q a heise.de @tcp://dns.loopx.org --stats
q a heise.de @https://dns.loopx.org --stats
q a heise.de @tls://dns.loopx.org --stats
q a heise.de @https://dns.loopx.org --stats
q a heise.de @quic://dns.loopx.org --stats
q a heise.de --odoh-proxy=https://odoh-proxy-roo.loopx.org @https://odoh-target-roo.loopx.org/dns-query --stats