rDNS problem ?
Kevin Darcy
kcd at daimlerchrysler.com
Mon Jul 30 23:19:59 UTC 2007
You've made localhost.{domain} resolve to multiple addresses. I doubt
that was your intent.
- Kevin
Bill.Light at kp.org wrote:
> Thanks Mark -
> I thought I did that with the following in each db.xxxx file:
>
> ;
> ; Host Addresses:
> ;
> localhost IN A 127.0.0.1
> IN A 66.124.156.123
>
>
> It is in EVERY one of each of zone files...
>
> Except db.light-family.com itself, which has:
>
> ; Host Addresses:
> ;
> localhost IN A 127.0.0.1
> dns1 IN A 66.124.156.123
> mail IN A 66.124.156.123
>
> because I don't want dns1.hall-brothers.com & mail.hall-brothers.com,
> because light-family.com is supposed to be the "head honcho"
>
> Bill
>
>
>
>
> Mark Andrews <Mark_Andrews at isc.org>
> Sent by: bind-users-bounce at isc.org
> 07/30/07 03:14 PM
>
> To
> Bill Light/CA/KAIPERM at KAIPERM
> cc
> bind-users at isc.org
> Subject
> Re: rDNS problem ?
>
>
>
>
>
>
>
>
>> I host an apache server with multiple low-volume family web-sites for
>>
> mail
>
>> and family pictures, etc.
>> I thought I had everything squared away for the last year or so, but my
>> youngest is trying to reply to craigslist here in the San Francisco area
>>
>
>
>> and gets a returned mail message:
>>
>> The Postfix program
>>
>> <comm-380120213 at craigslist.org>: host
>>
> mxi4s.craigslist.org[66.150.243.11]
>
>> said:
>> 554 <unknown[66.124.156.123]>: Client host rejected: rDNS/DNS
>> validation
>> failed. Please setup matching DNS and rDNS records:
>> http://bind8nt.meiway.com/itsaDNSmess.cfm (in reply to RCPT TO
>> command)
>>
>> Is it really DNS or do I go looking at my postfix configuration?
>> version.bind text = "9.2.4"
>>
>> He is sending from username at hall-brothers.com, and mail should be
>>
> handled
>
>> by mail.light-family.com
>>
>> Where do I go looking?
>>
>
> I suggest that you make sure that *every* PTR record has
> a
> corresponding A record or that the PTR record is removed.
>
> Mark
>
> drugs:marka 08:09 {417} % dig -x 66.124.156.123
> ;; Truncated, retrying in TCP mode.
>
> ; <<>> DiG 9.3.4 <<>> -x 66.124.156.123
> ;; global options: printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 37725
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 19, AUTHORITY: 0, ADDITIONAL: 0
>
> ;; QUESTION SECTION:
> ;123.156.124.66.in-addr.arpa. IN PTR
>
> ;; ANSWER SECTION:
> 123.156.124.66.in-addr.arpa. 7199 IN CNAME
> 123.120.156.124.66.in-addr.arpa.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR hysl.org.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR mail.light-family.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR valrey.net.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR cakables.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR miss-light.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR abcshirtusa.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR siteviewing.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR siteviewing.net.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR soccer-mail.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR abcshirtsusa.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR light-family.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR showshirtusa.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR hall-brothers.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR nopeakerplant.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR showshirtsusa.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR friedrich-family.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR www.light-family.com.
> 123.120.156.124.66.in-addr.arpa. 86400 IN PTR dns1.light-family.com.
>
> ;; Query time: 12 msec
> ;; SERVER: 127.0.0.1#53(127.0.0.1)
> ;; WHEN: Tue Jul 31 08:10:08 2007
> ;; MSG SIZE rcvd: 520
>
> drugs:marka 08:10 {418} % dig hysl.org | grep 66.124.156.123
> drugs:marka 08:10 {419} % dig mail.light-family.com | grep 66.124.156.123
> mail.light-family.com. 7200 IN A 66.124.156.123
> drugs:marka 08:10 {420} % dig valrey.net | grep 66.124.156.123
> drugs:marka 08:11 {421} % dig cakables.com | grep 66.124.156.123
> drugs:marka 08:11 {422} % dig miss-light.com | grep 66.124.156.123
> miss-light.com. 7200 IN A 66.124.156.123
> drugs:marka 08:11 {423} % dig abcshirtusa.com | grep 66.124.156.123
> drugs:marka 08:11 {424} %
>
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