Tools

SpeedTest

Determine the actual throughput of your internet connection.  Consistency is the key to using and analyzing results caused by latency from time of day and site to site.  Other sites with speed tests are Xfinity, AuditMyPC and ZDNet.
 
   

IP Address Tool

Used to determine your public IP address of the WAN side of the router. 
 
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DSLReports Tools

DSLReports is a site providing a single source of discussion, commentary, tools, and other information about broadband providers within the US. 

Test you computer with DSLReports tools.

TinyURL


Audit My PC

Site promoting security awareness and web security tools free of charge.   I recommend the site because of it wide assortment of tools and utilities.

Audit your firewall online, check your privacy and remove spyware.

Free Privacy and Security tests at AuditMyPC.com 

Free Speed Test     Free Firewall Test     Web Security Made Easy


Firewall Testing

PCFlank

Easily test your system for vulnerabilities to Internet threats with our on-line tests. PC Flank's testing facilities consist of six on-line tests.  The test check you vulnerability to web based attacks, port security, some malware threats etc. 

Test your computer with PCFlank ... or a Quick test.

McAfee HackerWatch

HackerWatch is an online community where Internet users can report and share information to block and identify security threats and unwanted traffic. 

Test your router &/or firewall with HackerWatch.


MX Toolbox

This test will list MX records for a domain in priority order. The MX lookup is done directly against the domain's authoritative name server, so changes to MX Records should show up instantly. You can click Diagnostics, which will connect to the mail server, verify reverse DNS records, perform a simple Open Relay check and measure response time performance.

Check your MX record (IP Address) against 147 DNS based blacklists. (Commonly called RBLs, DNSBLs)

WhoIs Search

WebSitePulse Whois Test

More tools by WebSitePulse found here...