Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.nextguest.app include:_spf.perfora.net include:_spf.kundenserver.de a:smtp5.silae.fr -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.nextguest.app include:_spf.perfora.net include:_spf.kundenserver.de a:smtp5.silae.fr -all.