Domains with DNS TXT v=spf1 +ip4:172.105.159.217 include:tbi.net include:relay.mailchannels.net include:smtp.servconfig.com include:spf.constantcontact.com ~all
There is 1 domain that have DNS TXT set to v=spf1 +ip4:172.105.159.217 include:tbi.net include:relay.mailchannels.net include:smtp.servconfig.com include:spf.constantcontact.com ~all.