Question and response
Question
dig mail.telefonica.de. NAPTR
Answer
The response has no answer records.
Authority
mail.telefonica.de. 1800 SOA blue.foundationdns.com. dns.cloudflare.com. 2397433003 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0