[Mimedefang] Black Listed

[Mark Defang]

WBrown at e1b.org wrote:

>Happened to us to.  We have a real class B netblock (not a supernetted 
>group of class C's), and we provide internet connections to over 100 
>school districts.  One of them had an open relay, so we got blacklisted 
>for our entire block.  I forget which list it was on, but it pissed alot 
>of people off. 
>  
>
Here is the best part of the story.  I contacted the ISP and he said at 
first that he had no control over who was blacklisted and I needed to 
get Ameritech to resolve the problem.  In the next breath, he took my 
IP's and said he would make a change.  Here is the original reject 
message I recieved from the ISP:

   550 5.0.0 You dont respond to abuse complaints so you are all blocked

After my conversation with him, this is the new message:

   550 5.0.0 abuse at ameritech.net wont respond to abuse complaints so you 
are all blocked

He is running sendmail and is capable enough to change the deny message 
in his access file, but is too stupid or is just a jerk and can't be 
bothered to whitelist me.  Other than threaten to take business away 
from him by hosting his customers for him, it doesn't appear that I have 
many options...

Oh, well.  Thank you everyone for listening and for your suggestions!

Mark