Email Authentication
12306.cn
SPF
passDeclares which servers may send mail for this domain.
v=spf1 ip4:124.127.44.251 ip4:114.251.18.38 ip4:61.232.5.39 ip4:124.127.44.247 ip4:114.251.18.30 ip4:61.232.5.30 ip4:123.151.17.4 ip4:111.33.90.4 ip4:117.10.116.4 -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.
Mail Servers (MX)
10 mail.12306.cn