Domains with DNS TXT v=spf1 a mx include:emailsrvr.com include:smtp.broadriver.com include:amazonses.com include:spf.gannett.com include:cust-spf.exacttarget.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:emailsrvr.com include:smtp.broadriver.com include:amazonses.com include:spf.gannett.com include:cust-spf.exacttarget.com -all.