Domains with DNS TXT v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.com include:servers.mcsv.net include:mail.zendesk.com include:_spf.psm.knowbe4.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.efwd.registrar-servers.com include:_spf.google.com include:servers.mcsv.net include:mail.zendesk.com include:_spf.psm.knowbe4.com -all.