Whois is a protocol that is access to registering information. You can reach when the website was registered, when it will be expire, what is contact details of the site with the following informations.
In a nutshell, it includes these informations;
% .be Whois Server 6.1
% The WHOIS service offered by DNS Belgium and the access to the records in the DNS Belgium
% WHOIS database are provided for information purposes only. It allows
% persons to check whether a specific domain name is still available or not
% and to obtain information related to the registration records of
% existing domain names.
% DNS Belgium cannot, under any circumstances, be held liable where the stored
% information would prove to be incomplete or inaccurate in any sense.
% By submitting a query you agree not to use the information made available
% - allow, enable or otherwise support the transmission of unsolicited,
% commercial advertising or other solicitations whether via email or otherwise;
% - target advertising in any possible way;
% - to cause nuisance in any possible way to the domain name holders by sending
% messages to them (whether by automated, electronic processes capable of
% enabling high volumes or other possible means).
% Without prejudice to the above, it is explicitly forbidden to extract, copy
% and/or use or re-utilise in any form and by any means (electronically or
% not) the whole or a quantitatively or qualitatively substantial part
% of the contents of the WHOIS database without prior and explicit permission
% by DNS Belgium, nor in any attempt thereof, to apply automated, electronic
% processes to DNS Belgium (or its systems).
% You agree that any reproduction and/or transmission of data for commercial
% purposes will always be considered as the extraction of a substantial
% part of the content of the WHOIS database.
% By submitting the query you agree to abide by this policy and accept that
% DNS Belgium can take measures to limit the use of its whois services in order to
% protect the privacy of its registrants or the integrity of the database.
Status: NOT AVAILABLE
Registered: Fri Feb 24 1995
Not shown, please visit www.dnsbelgium.be for webbased whois.
Registrar Technical Contacts:
Organisation: Cegeka nv
Name: Register NV/SA
Please visit www.dnsbelgium.be for more info.
REGISTRAR DNS Belgium
STATUS NOT AVAILABLE
CREATED Fri Feb 24 1995