Google
Domain verification
google-site-verification=L2idTSwF03YZXvsZJS0qniGWTbv4tcEKLpf1OLPfupw
Question and response
Question
dig timeserver.pub. TXT
Answer
timeserver.pub. 86400 TXT "google-site-verification=L2idTSwF03YZXvsZJS0qniGWTbv4tcEKLpf1OLPfupw"
Authority
timeserver.pub. 86400 NS helium.ns.hetzner.de.
timeserver.pub. 86400 NS hydrogen.ns.hetzner.com.
timeserver.pub. 86400 NS oxygen.ns.hetzner.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0