How to do a whois lookup

Whois is a query and response protocol used for querying databases that stores the registered user details such as:

–Domain name details

–Contact details of domain owner

–Domain name servers

–Net range

–When a domain has been created

–Expiry Records

–Records last updated

Also Read: Top 20 sources for passive Information Gathering

The details obtained can be used by an attacker to create a map of the organization network, gather personal information to perform a social engineering attack, gather other internal network details, etc.

A whois lookup can be performed using whois services such as

www.whois.domaintools.com

www.centralops.net/co

The domaintools.com provides whois information such as registrant details, email, administrative contact information, created and expiry date, a list of domain services, etc.

Also Read: How to do passive footprinting? Step-by-step guide

The Domain Dossier available at www.centralops.net/co gives the address lookup, domain whois records, network whois records, DNS record information.

---

Whois lookup online  tools :

1)Smartwhois available at (http://smartwhois.com)

2)Better whois available at (http://www.betterwhois.com)

3)Whois source available at (http://www.whois.sc)

4)Web Whiz available at (http://www.webwhiz.co.uk/domain-tools/whois-lookup.htm)

5)Network-tools available at (http://networktools.com)

6)whois available at (http://tools.whois.net)

7)DNSstuff available at (http://www.dnsstuff.com)

8)Network solution whois available at (http://www.networksolution.com)

9)WebToolHub available at (http://www.webtoolhub.com/tn561381-whois-lookup.aspx)

10) Ultra Tools available at (http://www.ultratools.com/whois/home)

---

Also Read: How to search on Google like a Pro Hacker

Thank You!