Domains with DNS TXT v=spf1 ip4:217.21.72.51 include:relay.mailchannels.net ip4:151.106.118.101 +a +mx +ip4:217.21.72.1 include:antispamcloud.com include:spf.antispamcloud.com ~all

There are 45 domains that have DNS TXT set to v=spf1 ip4:217.21.72.51 include:relay.mailchannels.net ip4:151.106.118.101 +a +mx +ip4:217.21.72.1 include:antispamcloud.com include:spf.antispamcloud.com ~all. The top 45 records ordered by domain rank are listed below.