Email Authentication
gamma.nl
SPF
passDeclares which servers may send mail for this domain.
v=spf1 ip4:193.173.253.146 ip4:194.26.153.2 ip4:149.210.223.6 ip4:62.13.141.245 include:spf.ess.de.barracudanetworks.com include:amazonses.com include:spf.protection.outlook.com include:spf.flowmailer.net -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; fo=1; rua=mailto:rua+gamma.nl@dmarc.barracudanetworks.com; ruf=mailto:ruf+gamma.nl@dmarc.barracudanetworks.com
Mail Servers (MX)
10 d311338.a.ess.de.barracudanetworks.com
20 d311338.b.ess.de.barracudanetworks.com