Zone apex
Start of authority
Email
Serial
2397412989
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m
Question and response
Question
dig mail.telefonica.de. SOA
Answer
mail.telefonica.de. 1800 SOA blue.foundationdns.com. dns.cloudflare.com. 2397412989 10000 2400 604800 1800
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0