North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: fixing insecure email infrastructure (was: Re: [eweek article] Window of "anonym
On Thu, 13 Jan 2005 11:35:23 PST, Owen DeLong said: > >> Requesting rDNS means "I don't want to receive email from Africa". > > > > Having an rDNS entry for a host doesn't mean you know if it is/isn't in > > Africa, to any higher degree of certainty than when you just had the IP > > address. > > What he was pointing out her is that a majority of African ISPs do not even > have the ability to assign rDNS to their address space. Ahh.. I've had so many people of late say words to the effect of "I want rDNS so I can implement blocking <geographical>" that I didn't realize what he meant was "Implementing it means an Africa-shaped projectile wound in your foot".. ;) Attachment:
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