Question and response
Question
dig spf.clipsan.net. CSYNC
Answer
The response has no answer records.
Authority
clipsan.net. 900 SOA ns.web4u.cz. admin.web4u.cz. 2010070901 10800 3600 1209600 14400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0