Domains with DNS TXT v=spf1 a mx include:spf.crsend.com include:amazonses.com a:mx1.plenigo.com a:mx2.plenigo.com include:spf.de.umantis.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.crsend.com include:amazonses.com a:mx1.plenigo.com a:mx2.plenigo.com include:spf.de.umantis.com ~all.