Re: [EXIM] Possible bug in hosts_lookup_nets ?

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Autor: Ben Smithurst
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A: exim-users
Assumpte: Re: [EXIM] Possible bug in hosts_lookup_nets ?
Richard Welty wrote:

> as a practical matter, most software goes out to lunch if it gets more than
> one PTR record back from a query, which is why nobody ever does it.


I wouldn't say never ...

; <<>> DiG 2.2 <<>> 2.65.247.194.in-addr.arpa. ptr 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6
;; flags: qr rd ra; Ques: 1, Ans: 4, Auth: 4, Addit: 4
;; QUESTIONS:
;;    2.65.247.194.in-addr.arpa, type = PTR, class = IN


;; ANSWERS:
2.65.247.194.in-addr.arpa.    75888    PTR    gnasher.sol.co.uk.
2.65.247.194.in-addr.arpa.    75888    PTR    ns.sol.co.uk.
2.65.247.194.in-addr.arpa.    75888    PTR    mailhost.sol.co.uk.
2.65.247.194.in-addr.arpa.    75888    PTR    mailhost.taynet.co.uk.


[snip]

And that's just one I noticed while using SOL as an ISP (via Prestel).

-- 
Ben Smithurst                             http://www.scientia.demon.co.uk/
ben@???


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