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Re: The anti-abuse rDNS check that FTP gave up

2011-09-23 14:31:14

On 09/23/2011 08:50 PM, Alessandro Vesely wrote:
Most SMTP servers duly lookup the client's IP and annotate the
resulting name as comment in Received fields.  However, I don't recall
denying SMTP access based on the "iprev" test (as RFC 5451 named it.)
  Was it ever à la mode to do so?



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