Iredmail DNS Setup Guide

Source: Internet
Author: User
Keywords nbsp; domain name can 360
Tags aliyun dns dns records dns server domain domain name example function

DNS records require you to go to your domain hosting provider to set up or manage your own http://www.aliyun.com/zixun/aggregation/33842.html ">dns server." Many domain name trustee does not support TXT record or does not support Dkim record, so you cannot use SPF and dkim function.

DNS changes will take more than 48 hours to take effect.

Domestic million network is not support Dkim, the current new network is to support SPF and DKIM

MX record

The MX record for a message is best directed to the machine a record and try not to point directly to the IP address (not conforming to the specification).

Add a record

Mail.example.com 192.168.1.100

Add MX record

example.com mail.example.com

SPF Record

SPF Records point to a host record

example.com. 3600 in TXT "V=SPF1 mx mx:mail.example.com-all"

SPF records point to IP address

example.com. 3600 in TXT "V=spf1 Ip4:192.168.1.100-all"

Dkim Records

You can obtain the dkim of a domain name by iredmail.tips, or you can enter it at the command line

# amavisd-new Showkeys
; key#1, domain example.com,/VAR/LIB/DKIM/EXAMPLE.COM.PEM
Dkim._domainkey.example.com. 3600 TXT (
"V=DKIM1; P= "
"Migfma0gcsqgsib3dqebaquaa4gnadcbiqkbgqdgnvmuqrkqyeysizqtgtm3xrzf"
"/zzhmmnpzkecvvjfak+t7e388ofgu/knyh6kbkwpzxhun5hooyvjmudqar2fcsvk"
"Z+jofj8vh3rxotla1zhdyfd7hiczxdegmqz8mjm5rjpprrgzxnpownydsd6ndj86"
"N38ifyu+jalbydlbwqidaqab")

Add the record above to the ISP's DNS records

Dkim._domainkey.example.com. V=DKIM1; P=migfma0 ... (omitted) Dlbwqidaqab

After the DNS records have been added, if the records take effect, you can run the command to detect

# amavisd-new Testkeys
Testing:dkim._domainkey.example.com => Pass

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