Domains with DNS TXT v=spf1 mx include:emailsrvr.com include:_spf.elasticemail.com include:sendgrid.net include:spf.cloud.simtechdev.us include:mail.zendesk.com ~all
There is 1 domain that have DNS TXT set to v=spf1 mx include:emailsrvr.com include:_spf.elasticemail.com include:sendgrid.net include:spf.cloud.simtechdev.us include:mail.zendesk.com ~all.