Domains with DNS TXT v=spf1 a include:aspmx.sailthru.com include:_spf.clickshare.com include:spf.crain.com ~all

There is 1 domain that have DNS TXT set to v=spf1 a include:aspmx.sailthru.com include:_spf.clickshare.com include:spf.crain.com ~all.

Top Domains with TXT set to v=spf1 a include:aspmx.sailthru.com include:_spf.clickshare.com include:spf.crain.com ~all