Email Authentication
blackview.hk
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf.mail.qq.com include:spf1.rspread.net include:mail.zendesk.com ~all
DKIM
passCryptographic signature on outbound mail (selector: default).
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCNmxkztO0LF0Wfz5zM8/qcCeZpF7ptxweAYBxdmrw96btcRvh5BJk1hvcRjBf/svukQRpDDn6l1G7EsFM3KDLKqrtyKjiP0OcBaBWk7yAjDE9zvbLKBol2EhsHhEYxIGk3A33hAFk5xFgpiM7opmo+S6jrT5h4FscXP3qdbL4cfwIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1;p=reject;rua=mailto:mailauth-reports@qq.com
Mail Servers (MX)
5 mxbiz1.qq.com
10 mxbiz2.qq.com