Results for 203.191.128.0 :
% [whois.apnic.net node-2]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

inetnum:      203.191.128.0 - 203.191.131.255
netname:      BUSTD-BD
descr:        Bangladesh Bureau of Standards
descr:        House 24, Road 5
descr:        Dhanmondi, Dhaka-1205
country:      BD
admin-c:      TC1-BD
tech-c:       LA1-BD
notify:       dbmon@apnic.net
mnt-by:       APNIC-HM
changed:      hostmaster@apnic.net 940719
status:       ALLOCATED PORTABLE
source:       APNIC

person:       T. E. Chowdhury
address:      Bangladesh Bureau of Standards
address:      House 24, Road 5
address:      Dhanmondi, Dhaka-1205
address:      BD
phone:        +880-2-861903
phone:        +880-2-501030
nic-hdl:      TC1-BD
notify:       dbmon@apnic.net
changed:      hostmaster@apnic.net 940919
source:       APNIC

person:       Laik Ali
address:      Bangladesh Bureau of Standards
address:      House 24, Road 5
address:      Dhanmondi, Dhaka-1205
address:      BD
phone:        +880-2-861903
phone:        +880-2-501030
nic-hdl:      LA1-BD
notify:       dbmon@apnic.net
mnt-by:       MAINT-NULL
changed:      hostmaster@apnic.net 19940919
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]