Domains with DNS TXT v=spf1 mx a include:ispgateway.de ip4:141.0.23.206 -all
There is 1 domain that have DNS TXT set to v=spf1 mx a include:ispgateway.de ip4:141.0.23.206 -all.
There is 1 domain that have DNS TXT set to v=spf1 mx a include:ispgateway.de ip4:141.0.23.206 -all.