Domains with DNS TXT v=spf1 a mx include:relay.mailchannels.net include:spf.hornetsecurity.com ip4:77.68.3.229 ip4:23.83.216.33 ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:relay.mailchannels.net include:spf.hornetsecurity.com ip4:77.68.3.229 ip4:23.83.216.33 ~all.