Domains with DNS TXT v=spf1 +include:ddc.net +include:outboundmail.convio.net +include:outboundmail.blackbaud.net +include:sendgrid.net ~all

There is 1 domain that have DNS TXT set to v=spf1 +include:ddc.net +include:outboundmail.convio.net +include:outboundmail.blackbaud.net +include:sendgrid.net ~all.

We're currently tracking 392,275,537 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.