Domains with DNS TXT v=spf1 ip4:144.76.137.182 ip6:2a01:4f8:200:8021:0:0:0:2 +a +mx include:relay.mailchannels.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:144.76.137.182 ip6:2a01:4f8:200:8021:0:0:0:2 +a +mx include:relay.mailchannels.net ~all.