Question and response
Question
dig _spf0.newslettertogo.com. TXT
Answer
_spf0.newslettertogo.com. 3600 TXT "v=spf1 ip4:213.239.217.189 ip4:46.4.90.217 ip4:78.46.114.185 ip4:88.198.181.215 ip4:88.198.96.24 ip4:91.228.144.107 ip4:91.228.144.114 ip4:91.228.144.118 ip4:91.228.144.119 ip4:91.228.144.122 -all"
Authority
newslettertogo.com. 3600 NS ns1.first-ns.de.
newslettertogo.com. 3600 NS robotns2.second-ns.de.
newslettertogo.com. 3600 NS robotns3.second-ns.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0