What would happen when the DynDNS changes? Would the IP still remain in the whiteiplist? If automatic de-listing is not possible, it would be useful to add a comment (like: # mail.example.org DynDNS) to the IP listing, to make manual editing easier.
Just a thought. Thanks- Sergio > -----Original Message----- > > This wouldn't be a right-hand whitelist exactly -- spamdyke already > supports RHSWLs by checking the rDNS name against the list. > > Supporting DynDNS would require an extra step. It would > function like > an IP whitelist, except the IP addresses would be found by querying a > list of FQDNs. For example, if this feature was used to whitelist > "mail.example.dyndns.com", spamdyke would perform a DNS A record for > "mail.example.dyndns.com". If that IP address was > 11.22.33.44, spamdyke > would add 11.22.33.44 to its IP whitelist. From that point > on, spamdyke > would behave as it does now. > > At least, that's my understanding of how DynDNS needs to be > supported. > It would increase the number of DNS queries, so it would have > to be used > sparingly. > > -- Sam Clippinger _______________________________________________ spamdyke-users mailing list [email protected] http://www.spamdyke.org/mailman/listinfo/spamdyke-users
