Your domain registration is pointing to some name servers that don't exist:
Code:
[sean@sergeant:~]$ dig +trace www.getmystats.info
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-4.P1.el5_4.2 <<>> +trace www.getmystats.info
;; global options: printcmd
. 70737 IN NS j.root-servers.net.
. 70737 IN NS k.root-servers.net.
. 70737 IN NS b.root-servers.net.
. 70737 IN NS a.root-servers.net.
. 70737 IN NS f.root-servers.net.
. 70737 IN NS e.root-servers.net.
. 70737 IN NS m.root-servers.net.
. 70737 IN NS l.root-servers.net.
. 70737 IN NS d.root-servers.net.
. 70737 IN NS i.root-servers.net.
. 70737 IN NS g.root-servers.net.
. 70737 IN NS h.root-servers.net.
. 70737 IN NS c.root-servers.net.
;; Received 449 bytes from 64.59.176.13#53(64.59.176.13) in 10 ms
info. 172800 IN NS C0.INFO.AFILIAS-NST.info.
info. 172800 IN NS A2.INFO.AFILIAS-NST.info.
info. 172800 IN NS B2.INFO.AFILIAS-NST.ORG.
info. 172800 IN NS B0.INFO.AFILIAS-NST.ORG.
info. 172800 IN NS D0.INFO.AFILIAS-NST.ORG.
info. 172800 IN NS A0.INFO.AFILIAS-NST.info.
;; Received 440 bytes from 192.58.128.30#53(j.root-servers.net) in 407 ms
getmystats.info. 86400 IN NS ns15.zensix.com.
getmystats.info. 86400 IN NS ns16.zensix.com.
;; Received 85 bytes from 199.254.49.1#53(C0.INFO.AFILIAS-NST.info) in 141 ms
dig: couldn't get address for 'ns15.zensix.com': not found
[sean@sergeant:~]$ dig +trace www.getmystats.info @ns15.zensix.com
dig: couldn't get address for 'ns15.zensix.com': not found
[sean@sergeant:~]$ dig +trace www.getmystats.info @ns16.zensix.com
dig: couldn't get address for 'ns16.zensix.com': not found
[sean@sergeant:~]$ whois getmystats.info
[Querying whois.afilias.info]
[whois.afilias.info]
...
Created On:04-Mar-2010 10:54:15 UTC
Last Updated On:04-Mar-2010 11:03:30 UTC
...
Name Server:NS15.ZENSIX.COM
Name Server:NS16.ZENSIX.COM
Looks like if you change that to ns100.zensix.com and ns101.zensix.com things will be happier. However you should check with zensix to find out what settings you should really use, as the name server responds with ns0.dnsmadeeasy.com, and you're not publishing any NS records.
Sean