Domains with DNS TXT v=spf1 +a +mx include:xs4all.net ~all v=spf1 +a +mx include:xs4all.nl ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx include:xs4all.net ~all v=spf1 +a +mx include:xs4all.nl ~all.
There is 1 domain that have DNS TXT set to v=spf1 +a +mx include:xs4all.net ~all v=spf1 +a +mx include:xs4all.nl ~all.