Domains with DNS TXT v=spf1 include:_spf.google.com include:_spf.snt.utwente.nl include:_spfout.mf.surf.net a:edgepool.ad.utwente.nl include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.google.com include:_spf.snt.utwente.nl include:_spfout.mf.surf.net a:edgepool.ad.utwente.nl include:spf.protection.outlook.com -all.