Domains with DNS TXT v=spf1 include:spf-policy.mailrelay-out.netcologne.de a:mail01.insigma.de include:spf.protection.outlook.com ~all
There are 14 domains that have DNS TXT set to v=spf1 include:spf-policy.mailrelay-out.netcologne.de a:mail01.insigma.de include:spf.protection.outlook.com ~all. The top 14 records ordered by domain rank are listed below.