|  | Binary Hex Converters - http://binaryhexconverter.com |
| | Convert between binary, octal, decimal, hexadecimal and ascii |
|  | Computer Museum History Center - http://computerhistory.org |
| | All about how computers have evolved. Very interesting |
|  | Country ACL Creator - http://countryipblocks.net/country_selection.php |
| | Generate access control lists for entire countries |
|  | Endgadget - http://engadget.com |
| | A high-tech news site |
|  | Gizmodo - http://gizmodo.com |
| | A high-tech news site |
|  | HTML URL Encoding - https://w3schools.com/html/html_urlencode.asp |
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|  | PC Magazine - http://pcmag.com |
| | The online version of one of the oldest computer magazines |
|  | PCWorld - http://pcworld.com |
| | The online version of a popular computer magazine |
|  | Sheilds Up - http://grc.com/x/ne.dll?bh0bkyd2 |
| | The section of Gibson Research Corporations web site that tests your Internet connection for security vulnerabilities. Everyone should use this to make sure their computer is secure |
|  | Speed Test - http://speedtest.net |
| | Test how fast your internet connection is |
|  | Internet Speed Test - http://testmy.net |
| | Another internet connection speed test |
|  | IP addresses to CIDR bulk converter - http://ip2cidr.com/bulk-ip-to-cidr-converter.php |
| | Take a list of IP addresses / ranges and convert them into allow/deny directives for a web server |
|  | W3C - http://w3.org |
| | The World Wide Web Consortium. They create the standards for the web |
|  | W3C CSS Validation Service - http://jigsaw.w3.org/css-validator |
| | Verify that your CSS files follow the W3C standards |
|  | W3C Markup Validation Service - http://validator.w3.org |
| | Verify that your HTML, XHTML, and other markup files follow the W3C standards |
|  | Whois Lookup - http://whois.com |
| | Look up the registry information for a web site |
|  | Whois Source - http://whois.sc |
| | Look up the registry information for a web site |
|  | Windows 10 Tutorials - http://tenforums.com/tutorials/1977-windows-10-tutorial-index.html |
| | Learn how to modify various features of Windows 10 |