Re: [exim] Paging Marc Perkel: rDNS on junkemailfilter.com c…

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Συντάκτης: John W. Baxter
Ημερομηνία:  
Προς: exim-users
Αντικείμενο: Re: [exim] Paging Marc Perkel: rDNS on junkemailfilter.com checking host(s)
On 11/9/06 8:53 AM, "Larry Rosenman" <ler@???> wrote:

> Marc Perkel wrote:
>> Larry Rosenman wrote:
>>> Marc Perkel,
>>>     Your junkemailfilter.com server that does the sender verify has
>>> what looks to be dynamic/generic rDNS.  This causes MY server to
>>> reject your sender verify:
>>> Nov  8 08:12:24 thebighonker exim[32310]: H=5.ctyme.com
>>> (pascal.ctyme.com) [69.50.231.5]:35579 I=[192.147.25.65]:25
>>> F=<sender-verify@???> rejected RCPT
>>> <ler@???>: EL: () in EL list

>>>
>>> Can you get the rDNS to be more legitimate?
>>>
>>> Thanks,
>>> Larry Rosenman
>>> (Sorry for taking THIS lists bandwidth, but I know Marc is on it, and
>>> I can't email him Directly because of this).
>>>
>>
>> Well, the reverse lookup is 5.ctyme.com - I suppose I could change
>> that but why do you think it's dynamic?
>
> Dynamic/Generic (I.E. it looks like just a generic place holder).


So would five.ctyme.com also trigger your filter, Larry (assuming that both
A and PTR were changed)? There isn't exactly a huge difference between the
names 5.cytime.com and five.cytime.com.

--John