Tejji provides service for following IP Address, Time and Date, Zip Codes & Typing Test. Best part is most of the services are free for internet users
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Total Validator is an (X)HTML validator, an accessibility validator, a CSS validator, a spell checker, and a broken links checker all rolled into one tool allowing one-click...
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ForaStat is a free tool which helps analyse websites and estimate valuation including such as Search Engine Reports, Traffic Reports, Social Engagement, Safety, Host Information, Domain WHOIS, Page Speed and much more.