Question and response
Question
dig cpsnetron.cz. TXT
Answer
cpsnetron.cz. 86400 TXT "v=spf1 ip4:94.138.101.113 ip4:81.92.156.119 ip4:94.138.109.97 include:mail.coprosys.cz ?all"
Authority
cpsnetron.cz. 86400 NS nsa.coprosys.cz.
cpsnetron.cz. 86400 NS nsb.coprosys.cz.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0