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