Domains with DNS TXT v=spf1 mx include:ispgateway.de ip4:31.17.29.5 -all
There is 1 domain that have DNS TXT set to v=spf1 mx include:ispgateway.de ip4:31.17.29.5 -all.
There is 1 domain that have DNS TXT set to v=spf1 mx include:ispgateway.de ip4:31.17.29.5 -all.