John KristoffOct 29

#DNS trivia, especially for those have ever used the "It was DNS" meme. What is wrong with this (real) dig response and what is the likely cause? AI probably won't help you.

dig @1.1.1.1 foobar.gov +norecurse +nocmd +noquestion +noauthority +nostats
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1808
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
Show threadhrbrmstr 🇺🇦 🇬🇱 🇨🇦

@jtk i'm stuck on +norecurse … but IIRC `rd` == "recursion desired"?

so there's some weird thing in-between?

Oct 29 at 11:57pmWeb
Show threadJohn KristoffOct 30
@hrbrmstr yes rd = recursion desired, a one-bit flag. rd=1 in the DNS header is when the flag is set.