Domains with DNS TXT v=spf1 a mx include:_spf.c4web.nl include:_spf.google.com include:spf.mandrillapp.com include:servers.mcsv.net include:spf.sendinblue.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.c4web.nl include:_spf.google.com include:spf.mandrillapp.com include:servers.mcsv.net include:spf.sendinblue.com -all.