Email Authentication
flockmail.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf.flockmail.com include:u13219.wl220.sendgrid.net ~all
DKIM
passCryptographic signature on outbound mail (selector: default).
v=DKIM1 ;k=rsa ; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCw+RvnvR920fbvjslWelx7p9T+uddelchMFdRVjqL2XmwZ7Zq5Nrrqdhd0PuukYi4u3/8f89wNmeuUIXG8JLXtSb90vLTsQNtSs7EHUuaDNvHUbZIntE3dmF38e5k8pvF5rt6lNeLe+qe0XLrOqIQoLeK9040XifzMLAqPzQNKOCIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; rua=mailto:dmarc@flockmail.com; ruf=mailto:dmarc@flockmail.com; adkim=r; sp=none; fo=1
Mail Servers (MX)
10 mx1.flockmail.com
20 mx2.flockmail.com