Domains with DNS TXT v=spf1 ip4:217.21.72.51 include:relay.mailchannels.net +a +mx +ip4:185.237.145.1 include:spf.antispamcloud.com +ip4:185.237.145.20 ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:217.21.72.51 include:relay.mailchannels.net +a +mx +ip4:185.237.145.1 include:spf.antispamcloud.com +ip4:185.237.145.20 ~all.