1 Topic by zzd

  • zzd
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  • Registered: 2019-05-28
  • Posts: 3

Topic: Cannot receive verification mail from dangdang.com

==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release): 1.1
- Deployed with iRedMail Easy or the downloadable installer? downloadable
- Linux/BSD distribution name and version: debian buster
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MariaDB
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro? No
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

Hello, I cannot receive verification mail from dangdang.com. mail.log shows below:

Oct 17 22:50:50 mail postfix/postscreen[14076]: CONNECT from [221.122.85.31]:26559 to [xx.xx.xx.xx]:25
Oct 17 22:50:50 mail postfix/dnsblog[14077]: addr 221.122.85.31 listed by domain b.barracudacentral.org as 127.0.0.2
Oct 17 22:50:56 mail postfix/postscreen[14076]: DNSBL rank 2 for [221.122.85.31]:26559
Oct 17 22:50:56 mail postfix/postscreen[14076]: DISCONNECT [221.122.85.31]:26559

What's wrong and how to fix it?

----

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2 Reply by ZhangHuangbin

  • ZhangHuangbin
  • ZhangHuangbin
  • iRedMail Developers
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  • Registered: 2009-05-06
  • Posts: 30,785

Re: Cannot receive verification mail from dangdang.com

It's blocked by the DNSBL vendor "b.barracudacentral.org" you use.
You can whitelist it in /etc/postfix/postscreen_access.cidr.

3 Reply by zzd

  • zzd
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  • Registered: 2019-05-28
  • Posts: 3

Re: Cannot receive verification mail from dangdang.com

ZhangHuangbin wrote:

It's blocked by the DNSBL vendor "b.barracudacentral.org" you use.
You can whitelist it in /etc/postfix/postscreen_access.cidr.

Thank you. The problem is resolved.