Multiple domains on same ip (virtual hosting) - correct way?

[peter.rose1 at ntlworld.com]

In message <NEBBLGLDKLMMGKEMEFMFKEBDCDAA.mathias at koerber.org>, Mathias
K=F6rber <mathias at koerber.org> writes
>
>> That's very helpful thanks -=3D20
>>=3D20
>> In fact, I am embarrassed to say that my mail problem seems to have
>> caused by not having an A record for cyberscreen.com in my main
>> zonefile, plus I changed the name of my reverse file to=3D20
>>=3D20
>> 82.87.212.in-addr.arpa.
>>=3D20
>> and everything seems fine now.=3D20
>
>Did you change the name of file only or the zone-name?
>Don't change the zone-name to that if you have not been
>delegated that full reverse zone.
>
>Let's see:
># dig 82.87.212.in-addr.arpa ns
>
>; <<>> DiG 8.2 <<>> 82.87.212.in-addr.arpa ns=3D20
>;; res options: init recurs defnam dnsrch
>;; got answer:
>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
>;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0
>;; QUERY SECTION:
>;;      82.87.212.in-addr.arpa, type =3D3D NS, class =3D3D IN
>
>;; ANSWER SECTION:
>82.87.212.in-addr.arpa.  5D IN NS  usui.newnet.co.uk.
>82.87.212.in-addr.arpa.  5D IN NS  hayashi.newnet.co.uk.
>
>;; Total query time: 4254 msec
>;; FROM: matjes to SERVER: default -- 0.0.0.0
>;; WHEN: Sat Nov 11 00:53:17 2000
>;; MSG SIZE  sent: 40  rcvd: 93
>
>Nope, the 82.87.212.in-addr.arpa zone is not delegated to you, so you
>should not be running that.
>
>
># dig 24.82.87.212.in-addr.arpa any @usui.newnet.co.uk
>
>; <<>> DiG 8.2 <<>> 24.82.87.212.in-addr.arpa any @usui.newnet.co.uk=3D20
>; (1 server found)
>;; res options: init recurs defnam dnsrch
>;; got answer:
>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6
>;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
>;; QUERY SECTION:
>;;      24.82.87.212.in-addr.arpa, type =3D3D ANY, class =3D3D IN
>
>;; ANSWER SECTION:
>24.82.87.212.in-addr.arpa.  1D IN PTR  server.cyberscreen.com.
>
>;; AUTHORITY SECTION:
>82.87.212.in-addr.arpa.  1D IN NS  usui.newnet.co.uk.
>82.87.212.in-addr.arpa.  1D IN NS  hayashi.newnet.co.uk.
>
>;; ADDITIONAL SECTION:
>usui.newnet.co.uk.      1D IN A         212.87.64.12
>hayashi.newnet.co.uk.   1D IN A         212.87.87.11
>
>;; Total query time: 229 msec
>;; FROM: matjes to SERVER: usui.newnet.co.uk  212.87.64.12
>;; WHEN: Sat Nov 11 00:54:23 2000
>;; MSG SIZE  sent: 43  rcvd: 186
>
>Did newnet delegate the reverse to you at all? DOes not look like it.
>It seems to me they are running the reverse for the whole /24 =3D
>(82.87.121.in-addr.arpa)
>from their nameservers.
>
>
>
>
>>=3D20
>> As a result of the above error, I am even more embarrassed to find =3D
>that
>> my original post has been duplicated - I had it bounced back by the
>> listserver a couple of times and I thought it was my ISP - in fact it
>> was because the listserver sendmail could not do the lookup on
>> cyberscreen.com - DUHHH!
>>=3D20
>> Many many apologies to the list for this.
>>=3D20
>> And thanks again for the advice, I think I am sorted on this subject
>> now.
>>=3D20
>> Peter Rose
>> London UK
>
>
>

"I don't like your fashion business mister"=20
  - Leonard Cohen / First We Take Manhattan