Re: [exim] Unblocking blacklisted email

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Autor: Giuliano Gavazzi
Datum:  
To: sam wun, exim-users
CC: 
Betreff: Re: [exim] Unblocking blacklisted email
At 8:43 am +0800 2004/10/26, sam wun wrote:
>Hi,
>
>I found that may be apache.org is in blacklist.
>How can I unblock it in my mail server?
>Here is the log from mainlog:
>2004-10-26 08:37:58 1CMFLU-0008rc-Pi ** list-subscribe@???
>R=dnslookup T=remote_smtp: SMTP error from remote mailer after RCPT
>TO:<list-subscribe@???>: host mail.apache.org
>[209.237.227.199]: 550 http://dsbl.org/listing?201.187.6.17
>or may be 201.187.6.17 is in blacklisted?



please read what the error line is saying.

1) the error message is coming from the peer 209.237.227.199 in
return to an attempt of your server 201.187.6.17 to deliver a message
for list-subscribe@???. So, if anyone is in a blacklist, that
is *your* server.

2) the error is trying to tell you that 201.187.6.17 is in DNSBL at
dsbl.org, albeit with a somewhat terse message. Have you followed the
link? It would have also told you how to delist that ip address.

3) at the moment it seems that the server is not listed. Since only
the administrator of 201.187.6.17 (that should be you!) would have
likely attempted to delist 201.187.6.17, I wonder if 201.187.6.17 had
ever been listed (assuming 201.187.6.17 is a static address).

4) I am surprised that at apache they use a blacklist to outright
block emails, it is a very risky measure. In addition their error
message could have been more explicit.

g