Email Authentication

yelp.ca

SPF

pass
Declares which servers may send mail for this domain.
v=spf1 ip4:198.51.132.21 ip4:199.255.188.0/22 ip4:209.177.160.9 ip4:209.177.164.34 ip4:209.177.168.2 include:servers.mcsv.net include:_spf1.yelp.com -all

DKIM

none
Cryptographic signature on outbound mail (selector: none).
No record published.

DMARC

pass
Tells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; rua=mailto:dmarc@yelp.com; ruf=mailto:dmarc_fr@yelp.com