Domains with DNS TXT v=spf1 include:_custspf.one.com include:ispgateway.de -all
There is 1 domain that have DNS TXT set to v=spf1 include:_custspf.one.com include:ispgateway.de -all.
There is 1 domain that have DNS TXT set to v=spf1 include:_custspf.one.com include:ispgateway.de -all.