KeyCDN Tools!

PingPlotter is a network troubleshooting and diagnostic tool. It uses a combination of traceroute, ping, and whois to collect data quickly - and then allows you to continue to collect data over time to give you the information you really need to identify problems (both short-term and long-term trends)

WinMTR is a Free Network Diagnostic ToolWinMTR is a Windows application which combines the functionality of the traceroute and ping utilities in a single network diagnostic tool. WinMTR is an equivalent of mtr for Windows developed by Appnor. Functionally it is very similar, although it does not actually share any code in common with mtr due to the major diffences between the *nix and Windows network stacks.

GTmetrix is a free tool that analyzes your page's speed performance. Using Page Speed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.

You can use ipinfo to filter out bot traffic, customize content based on visitor's location, display full country names, perform bulk IP geolocation, and more.

Run a free website speed test from multiple locations around the globe using real browsers (Firefox, IE, Chrome, Android and iOS) and at real consumer connection speeds. You can run simple tests or perform advanced testing including multi-step transactions, video capture, content blocking and much more. Your results will provide rich diagnostic information including resource loading waterfall charts, Page Speed optimization checks and suggestions for improvements.

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool. YSlow grades web page based on one of three predefined ruleset or a user-defined ruleset. It offers suggestions for improving the pages performance, summarizes the pages components, displays statistics about the page, and provides tools for performance analysis, including Smush.it™ and JSLint.

This program helps to visually determine the origin of connection problems. The latency over time is shown on graphs, and each instance of packet loss is marked in red.

This extension displays detailed information about the current website. The information can be used for online investigation and SEO purposes.

Site Toolbox for the website owner, web engineer, SEO analyst, web developer, webmaster and everyone.

NetCrunch Tools is a completely free toolkit for network professionals, featuring Ping, Traceroute, Wake OnLAN, DNS Info, Who Is, Ping Scanner, Service Scanner, Open TCP Port Scanner, SNMP Scanner, DNS Audit and Mac Resolver in one.

Find out your current IP address. Lookup and geolocate an IP. Ping or trace an IP. Convert CIDR to IPv4 range. Convert IPv4 to decimal and vice versa.

Visual replacement for the standard ping utility. It helps you monitor TCP/IP targets, by sending echo requests and displaying the responses over a detailed list and a graph. It has all the functions of classical ping, and much more.

IP Vigilante provides a free geographical IP locator API, so the developers can obtain geographical information of an IP in various formats: JSON and CSV.