Results for 203.190.254.0 :
% [whois.apnic.net node-2]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

inetnum:      203.190.254.0 - 203.190.255.255
netname:      ICDDR-BD
descr:        International Centre For Diarrhoeal
descr:        Disease Resaerch, Bangladesh
descr:        Computer Information Services
descr:        ICDDR,B Mohakhali, Dhaka-1212
country:      BD
admin-c:      MH342-AP
tech-c:       MH342-AP
notify:       dbmon@apnic.net
mnt-by:       APNIC-HM
changed:      hostmaster@apnic.net 20000316
changed:      hm-changed@apnic.net 20021104
status:       ASSIGNED PORTABLE
source:       APNIC

route:        203.190.254.0/23
descr:        ICDDR,B IP Block routed through bracNet
origin:       AS24342
mnt-by:       MAINT-BD-ICDDRB
changed:      hm-changed@apnic.net 20071212
source:       APNIC

person:       Mohammad Farhad Hussain
nic-hdl:      MH342-AP
e-mail:       farhad@icddrb.org
address:      CIS Manager
address:      ICDDR, B
address:      Mohakhali
address:      Dhaka - 1212
phone:        +880-2-8811751
fax-no:       +880-2-8810519
country:      BD
changed:      farhad@icddrb.org 20021102
mnt-by:       MAINT-NEW
source:       APNIC

Additional Information:

[IP Info]
Host Name: Unable to resolve host
Location: BANGLADESH 
Port Scan:
Port 80 is closed.
[http]
Port 110 is closed.
[pop3]
Port 21 is closed.
[ftp]
Port 25 is closed.
[smtp]