Stale MX Records

[James A Griffin]

Kris Haight wrote:
> 
> Hello All-
> 
> I hope someone can help me with this issue since I am totally going buggy
> over this. Let me explain my story.
> 
> The company I work for was founded in June of 2000 and they had their mail,
> web, and DNS hosted at a company called CIHost in Dallas, TX. In late July
> the DNS service was moved to our new Microsoft Exchange Service Provider
> (called MI8 Corporation), so MI8 could manage the MX records. BUT we kept
> our web addresses pointing to CIhost.
> 
> In April of this year, I finally built a name server for our office after
> getting on to our new T1 connection and moved our firespout.com domain (our
> company domain) to the local name server. Well ever since then it seems like
> we've been having problems with stale MX records that keep pointing to
> CIhost. I didnt change anything when I moved the domain from MI8 to CIhost,
> but its still spitting out stale DNS sometimes.
> 
> I've tried to change the refresh rate and the serial several times but it
> doesnt seem to take. What's weird about it is that I can query almost any
> DNS server on the Internet and get the correct MX record, however some of
> our mail still goes CIhost. I'm complete boggled, yet I am convinced that
> its a DNS issue.
> 
> Here's my information about my server and stuff.
> 
> Bind Version: 8.2.3
> Name Server: voon.fs.mindsprung.net
> Domain: firespout.com
> 
> My firespout.com database file is located at the bottom of this email.
> 
> I'd like any help or suggestions you may have.
> 
> Thanks in Advance
> 
> Kris Haight
> Systems Administrator
> FireSpout, Inc.
> 
[snip]

Kris,

There is some bad delegation data that needs cleaning up (see 'doc'
below).

Also the firespout.com database file does not seem to be what is loaded
at 'voon' at least as far as the MX RRs go.  Are you sure that your
database file is the same as the one at 'voon'?  How did it get there?

Jim

; <<>> DiG 9.2.0a2 <<>> @voon.fs.mindsprung.net. firespout.com. any
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 22323
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 6, AUTHORITY: 2, ADDITIONAL: 5

;; QUESTION SECTION:
;firespout.com.                 IN      ANY

;; ANSWER SECTION:
firespout.com.          3600    IN      A       63.249.177.158
firespout.com.          3600    IN      MX      10 mail.mi8.com.
firespout.com.          3600    IN      MX      20 nycexbh01.mi8.com.
firespout.com.          3600    IN      NS      voon.fs.mindsprung.net.
firespout.com.          3600    IN      NS      ns.mindsprung.net.
firespout.com.          3600    IN      SOA     voon.fs.mindsprung.net.
it.firespout.com. 2001060501 3600 1800 604800 3600
 
;; AUTHORITY SECTION:
firespout.com.          3600    IN      NS      voon.fs.mindsprung.net.
firespout.com.          3600    IN      NS      ns.mindsprung.net.
 
;; ADDITIONAL SECTION:
mail.mi8.com.           2192    IN      A       63.68.243.13
mail.mi8.com.           2192    IN      A       63.68.243.4
nycexbh01.mi8.com.      2196    IN      A       63.68.243.4
voon.fs.mindsprung.net. 3600    IN      A       199.103.224.130
ns.mindsprung.net.      167764  IN      A       208.176.94.126
 
;; Query time: 220 msec
;; SERVER: 199.103.224.130#53(voon.fs.mindsprung.net.)
;; WHEN: Thu Jun 14 17:40:43 2001
;; MSG SIZE  rcvd: 298



Doc-2.2.2: doc -v -p firespout.com.
Doc-2.2.2: Starting test of firespout.com.   parent is com.
Doc-2.2.2: Test date - Thu Jun 14 17:32:16 EDT 2001
Note: Skipping parent domain testing
Found 3 NS and 3 glue records for firespout.com. @a.gtld-servers.net.
(non-AUTH)Using NSlist from parent domain server a.gtld-servers.net.
NS list summary for firespout.com. from parent (com.) servers
  == dns1.nhvt.net. ns.mindsprung.net. voon.fs.mindsprung.net.
soa @dns1.nhvt.net. for firespout.com. serial: 2001060501
ERROR: non-authoritative SOA for firespout.com. from dns1.nhvt.net.
soa @ns.mindsprung.net. for firespout.com. serial: 2001060501
ERROR: non-authoritative SOA for firespout.com. from ns.mindsprung.net.
soa @voon.fs.mindsprung.net. for firespout.com. serial: 2001060501
ERROR: NS list from firespout.com. authoritative servers does not
  === match NS list from parent (com.) servers
NS list summary for firespout.com. from authoritative servers
  == ns.mindsprung.net. voon.fs.mindsprung.net.
Checking 0 potential addresses for hosts at firespout.com.
  ==
Summary:
   ERRORS found for firespout.com. (count: 3)
Done testing firespout.com.  Thu Jun 14 17:32:22 EDT 2001