Domains with DNS TXT v=spf1 a mx include:spf.netzone.ch include:spf.hornetsecurity.com a:asrelay.spamcontrol.beltronic.ch ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.netzone.ch include:spf.hornetsecurity.com a:asrelay.spamcontrol.beltronic.ch ~all.

Top Domains with TXT set to v=spf1 a mx include:spf.netzone.ch include:spf.hornetsecurity.com a:asrelay.spamcontrol.beltronic.ch ~all