Email Authentication

lnkd.in

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 -all

none

Cryptographic signature on outbound mail (selector: none).

No record published.

pass

Tells receivers what to do with mail that fails SPF/DKIM. Policy: reject.

v=DMARC1; p=reject; rua=mailto:linkedin@rua.agari.com; ruf=mailto:linkedin@ruf.agari.com

10 mail-d.linkedin.com

10 mail.linkedin.com

10 mail-c.linkedin.com