Email Authentication

smartfile.co.kr

SPF

pass
Declares which servers may send mail for this domain.
v=spf1 ip4:211.56.156.141 ip4:211.56.156.142 ip4:211.56.156.143 ip4:211.56.156.144 ip4:211.56.156.145 ip4:211.56.156.146 ip4:211.56.156.147 ip4:211.56.156.148 ip4:211.56.156.154 ip4:115.68.24.67 ip4:211.56.156.157 ~all

DKIM

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

DMARC

none
Tells receivers what to do with mail that fails SPF/DKIM.
No record published.

Mail Servers (MX)

1 mail.smartfile.co.kr