Domains with DNS TXT v=spf1 a:mailout.firstinternet.co.uk a ip4:46.20.225.49 ip4:198.37.154.193 mx include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a:mailout.firstinternet.co.uk a ip4:46.20.225.49 ip4:198.37.154.193 mx include:spf.protection.outlook.com ~all.