Domains with DNS TXT v=spf1 a a:mu000623.arubabiz.net include:spf.protection.outlook.com include:musvc.com include:_spf.arubabusiness.it -all
There is 1 domain that have DNS TXT set to v=spf1 a a:mu000623.arubabiz.net include:spf.protection.outlook.com include:musvc.com include:_spf.arubabusiness.it -all.