Subdomain problem!

[dadexix]

Hello:)
I have this problem...
I have domains np. lfl-ots.pl, p0w.pl thats work...(You can check)
I create subdomain: forum.lfl-ots.pl - That don't work! dns server don't see this domain and give "not found"!
http://network-tools.com/default.asp?prog=dnsrec&host=forum.lfl-ots.pl
any subdomain work... webmail don't work...

Any subdomain work(on all domains)


I install plesk from Autoinstall.plesk.com, on debian4.

[HostingGuy]

Did you create the A records for the sub domains in DNS both on your server and at your registrar (if they handle your domains DNS)?