Domains with DNS TXT v=spf1 include:emailsrvr.com include:onnetserver.com include:mailgun.org include:ionos.com include:mout.perfora.net ~all
There is 1 domain that have DNS TXT set to v=spf1 include:emailsrvr.com include:onnetserver.com include:mailgun.org include:ionos.com include:mout.perfora.net ~all.