> Thanks for taking the trouble to let me know about this. Perhaps now 
> that this message is going to you the jailer will accept you as a 
> legitimate visitor!

Sorry to use the list for this, but Wes is otherwise unreacheable to
me.

Wes, here's another one for Bill, from a different host, albeit on the
same physical wire as 192.96.32.135 (can't be helped, yet):

> The original message was received at Tue, 11 Oct 2005 22:41:20 +0200 (SAST)
> from [EMAIL PROTECTED] 
>   
>    ----- The following addresses had transient non-fatal errors -----
> [EMAIL PROTECTED]
> [EMAIL PROTECTED] 
>   
>    ----- Transcript of session follows -----
> ... while talking to mail.village.com.:
> >>> RCPT To:<[EMAIL PROTECTED]>   
> <<< 450 Client host rejected: cannot find your hostname, [196.30.44.140]
> [EMAIL PROTECTED] Deferred: 450 Client host rejected: cannot find your 
> hostname, [196.30.44.140]
> >>> RCPT To:<[EMAIL PROTECTED]>
> <<< 450 Client host rejected: cannot find your hostname, [196.30.44.140]
> [EMAIL PROTECTED] Deferred: 450 Client host rejected: cannot find your 
> hostname, [196.30.44.140]
> Warning: message still undelivered after 4 hours
> Will keep trying until message is 1 day old
> 

I'd like to suggest two possible approaches to identify the problem:
this is what the SOA for 32.96.192.in-addr.arpa ought to be, Bill may
be able to determine where his DNS is failing by comparing results:

32.96.192.in-addr.arpa
        origin = ns.proxima.alt.za
        mail addr = lucio.proxima.alt.za
        serial = 2005082301
        refresh = 10800 (3H)
        retry   = 1800 (30M)
        expire  = 3600000 (5w6d16h)
        minimum ttl = 86400 (1D)

and for 44.30.196.in-addr.arpa is

44.30.196.in-addr.arpa
        origin = proxy.iba.co.za
        mail addr = lucio.proxima.alt.za
        serial = 2005092301
        refresh = 10800 (3H)
        retry   = 1800 (30M)
        expire  = 3600000 (5w6d16h)
        minimum ttl = 86400 (1D)

If Bill can't find these RRs, then he must work his way up the hierarchy until 
he determines where the gap is.  Maybe I can save him some effort:

myrtle:161$ nslookup -q=soa 30.196.in-addr.arpa    
Server:  localhost
Address:  127.0.0.1

Non-authoritative answer:
30.196.in-addr.arpa
        origin = ns1.iafrica.com
        mail addr = dns-admin.uunet.co.za
        serial = 2005101202
        refresh = 43200 (12H)
        retry   = 3600 (1H)
        expire  = 2592000 (4w2d)
        minimum ttl = 86400 (1D)

Authoritative answers can be found from:
30.196.in-addr.arpa     nameserver = ns1.iafrica.com
30.196.in-addr.arpa     nameserver = ns2.iafrica.com
30.196.in-addr.arpa     nameserver = auth200.ns.uu.net
30.196.in-addr.arpa     nameserver = auth210.ns.uu.net
ns1.iafrica.com internet address = 196.7.0.139
ns2.iafrica.com internet address = 196.7.142.133
auth200.ns.uu.net       internet address = 195.129.12.82
auth210.ns.uu.net       internet address = 195.129.12.74

myrtle:162$ nslookup -q=soa 196.in-addr.arpa    
Server:  localhost
Address:  127.0.0.1

Non-authoritative answer:
196.in-addr.arpa
        origin = chia.arin.net
        mail addr = bind.arin.net
        serial = 2005101214
        refresh = 1800 (30M)
        retry   = 900 (15M)
        expire  = 691200 (1w1d)
        minimum ttl = 10800 (3H)

Authoritative answers can be found from:
196.in-addr.arpa        nameserver = basil.arin.net
196.in-addr.arpa        nameserver = henna.arin.net
196.in-addr.arpa        nameserver = indigo.arin.net
196.in-addr.arpa        nameserver = epazote.arin.net
196.in-addr.arpa        nameserver = figwort.arin.net
196.in-addr.arpa        nameserver = chia.arin.net
196.in-addr.arpa        nameserver = dill.arin.net
basil.arin.net  internet address = 192.55.83.32
henna.arin.net  internet address = 192.26.92.32
indigo.arin.net internet address = 192.31.80.32
epazote.arin.net        internet address = 192.41.162.32
figwort.arin.net        internet address = 192.42.93.32
chia.arin.net   IPv6 address = 2001:440:2000:1::21
chia.arin.net   internet address = 192.5.6.32
dill.arin.net   internet address = 192.35.51.32

The above ought to suffice for the one IP, the other gives:

myrtle:164$ nslookup -q=soa 96.192.in-addr.arpa
Server:  localhost
Address:  127.0.0.1

Non-authoritative answer:
96.192.in-addr.arpa
        origin = disa.tenet.ac.za
        mail addr = eosap.tenet.ac.za
        serial = 200509220
        refresh = 3600 (1H)
        retry   = 3600 (1H)
        expire  = 2592000 (4w2d)
        minimum ttl = 86400 (1D)

Authoritative answers can be found from:
96.192.in-addr.arpa     nameserver = ns1.afrinic.net
96.192.in-addr.arpa     nameserver = disa.tenet.ac.za
96.192.in-addr.arpa     nameserver = rain.psg.com
96.192.in-addr.arpa     nameserver = ucthpx.uct.ac.za

myrtle:163$ nslookup -q=soa 192.in-addr.arpa 
Server:  localhost
Address:  127.0.0.1

Non-authoritative answer:
192.in-addr.arpa
        origin = chia.arin.net
        mail addr = bind.arin.net
        serial = 2005101214
        refresh = 1800 (30M)
        retry   = 900 (15M)
        expire  = 691200 (1w1d)
        minimum ttl = 10800 (3H)

Authoritative answers can be found from:
192.in-addr.arpa        nameserver = chia.arin.net
192.in-addr.arpa        nameserver = dill.arin.net
192.in-addr.arpa        nameserver = basil.arin.net
192.in-addr.arpa        nameserver = henna.arin.net
192.in-addr.arpa        nameserver = indigo.arin.net
192.in-addr.arpa        nameserver = epazote.arin.net
192.in-addr.arpa        nameserver = figwort.arin.net
chia.arin.net   IPv6 address = 2001:440:2000:1::21
chia.arin.net   internet address = 192.5.6.32
dill.arin.net   internet address = 192.35.51.32
basil.arin.net  internet address = 192.55.83.32
henna.arin.net  internet address = 192.26.92.32
indigo.arin.net internet address = 192.31.80.32
epazote.arin.net        internet address = 192.41.162.32
figwort.arin.net        internet address = 192.42.93.32

The other experiment would involve setting the DNS server on Bill's
equipment to act as secondary for the two domains
(44.30.196.in-addr.arpa and 32.96.192.in-addr.arpa) by fetching the
zone files from their respective nameservers.  I would have to grant
access, but it may be worth doing to establish the circumstances that
cause the failure by eliminating some unknowns.

++L

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