[tkerkman]

Obvioulsy my.domain is not real:

[root@zimbramail log]# cat /etc/hosts
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 localhost.localdomain localhost
172.30.3.177 zimbramail.kccjs.org zimbramail

;; QUESTION SECTION:
;kccjs.org. IN MX

;; ANSWER SECTION:
kccjs.org. 86400 IN MX 10 smtpgate.kccjs.org.

;; AUTHORITY SECTION:
kccjs.org. 86400 IN NS dns1.kccjs.org.
kccjs.org. 86400 IN NS dns2.kccjs.org.
kccjs.org. 86400 IN NS localhost.

;; ADDITIONAL SECTION:
smtpgate.kccjs.org. 86400 IN A 172.30.3.201
localhost. 86400 IN A 127.0.0.1
localhost. 86400 IN AAAA ::1
;; QUESTION SECTION:
;kccjs.org. IN ANY

;; ANSWER SECTION:
kccjs.org. 86400 IN MX 10 smtpgate.kccjs.org.
kccjs.org. 86400 IN SOA localhost. root.localhost. 20080056 28800 14400 3600000 86400
kccjs.org. 86400 IN NS dns2.kccjs.org.
kccjs.org. 86400 IN NS localhost.
kccjs.org. 86400 IN NS dns1.kccjs.org.

;; ADDITIONAL SECTION:
smtpgate.kccjs.org. 86400 IN A 172.30.3.201
localhost. 86400 IN A 127.0.0.1
localhost. 86400 IN AAAA ::1

[root@zimbramail log]# cat /etc/resolv.conf
search kccjs.org
nameserver 172.30.3.4
nameserver 172.30.3.10

host `hostname`
zimbramail.kccjs.org has address 172.30.3.177