It is very common for users to misspell domain names, at some cases these typos result in users ending up in competitors website. You can reduce these phenomena by adding alternative spelling options to the domain name, as part of the site content hence covering some of the more common spelling errors and typos.
WhoIs lets you perform a domain whois search, whois IP lookup and search the whois database for relevant information on domain registration and availability.
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% Whoisd Server Version: 3.10.2
% Timestamp: Fri Sep 29 23:02:25 2017
registered: 22.01.2012 01:51:14
changed: 30.10.2015 13:39:04
org: Czech Defence League o.s.
name: Jiri Bartak
address: Janovského X
address: Praha 7
created: 29.11.2011 19:35:02
changed: 15.10.2014 13:33:03
created: 30.10.2015 13:30:02