Domains with DNS TXT v=spf1 a mx a:mailrelay.tecnocasa.com include:_spf.arubabusiness.it include:spf.realsender.com include:musvc.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx a:mailrelay.tecnocasa.com include:_spf.arubabusiness.it include:spf.realsender.com include:musvc.com -all.