I am sure I am dense - but I dont know why!!

[Vizion]

I have just installed ncftp
Can anyone please explain how it is possible to get :

ncftp> lookup ftp.freebsd.org
ftp.freebsd.org:
    Name:     ftp.freebsd.org
    Address:  62.243.72.50
    Address:  204.152.184.73
ncftp> open ftp.freebsd.org
Resolving ftp.freebsd.org...
Unknown host "ftp.freebsd.org".

Puzzled
David
-- 
40 yrs navigating and computing in blue waters.
English Owner & Captain of British Registered 60' bluewater Ketch S/V Taurus.
 Currently in San Diego, CA. Sailing May/June bound for Europe via Panama 
Canal.