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