Domains with DNS TXT v=spf1 +mx +a include:relay.mailchannels.net ip4:198.23.181.33 +ip4:192.249.122.86 -all

There is 1 domain that have DNS TXT set to v=spf1 +mx +a include:relay.mailchannels.net ip4:198.23.181.33 +ip4:192.249.122.86 -all.

Top Domains with TXT set to v=spf1 +mx +a include:relay.mailchannels.net ip4:198.23.181.33 +ip4:192.249.122.86 -all