In article <mailman.718.1372672345.20661.bind-us...@lists.isc.org>, Matus UHLAR - fantomas <uh...@fantomas.sk> wrote:
> >> On Jun 28, 2013, at 10:54 AM, "Ward, Mike S" <mw...@ssfcu.org> wrote: > >> > Hello all, is there any reason to setup reverse address entries for a > >> > zone? > > >In article <mailman.710.1372442831.20661.bind-us...@lists.isc.org>, > > Charles Swiger <cswi...@mac.com> wrote: > >> Certainly. Various software performs what's called a double-reverse > >> lookup > >> to confirm that the A and PTR records match. > > On 01.07.13 10:48, Sam Wilson wrote: > >Isn't that paranoid reverse lookup? Since reverse lookups can be faked > >(I'll spare the details here) some uses of in-addr.arpa also require a > >subsequent forward lookup. If there is no PTR record then the double > >lookup doesn't happen. I don't know of anything to be gained by > >requiring a reverse lookup after a forward lookup. > > He apparently meant exactly the same. Also calles FcRDNS - "forward > confirmed" or "full circle" reverse DNS. OK. So what Mr. Swiger refers to is not relevant - it's no reason to add PTR records. Sam -- The University of Edinburgh is a charitable body, registered in Scotland, with registration number SC005336. _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users