Domains with DNS TXT v=spf1 a a:server.jbhs.de mx include:secure-inbox.de -all
There is 1 domain that have DNS TXT set to v=spf1 a a:server.jbhs.de mx include:secure-inbox.de -all.
There is 1 domain that have DNS TXT set to v=spf1 a a:server.jbhs.de mx include:secure-inbox.de -all.