Website Rank Checkers

Google Banned Checker Find out if a site has been banned from Google.
Alexa Traffic Rank Checker View and compare Alexa Ranking graphs.
Multiple Keyword Search Engine Position Check a website's search engine position with multiple keywords.
Multiple Website Search Engine Position Check multiple websites' search engine position with a single keyword.
Multi-Rank Checker (PageRank and Alexa) Check multiple websites' PageRank and Alexa rank.
Search Engine Position Checker Check the position of a single site with a single keyword on various search engines.
Site Rank Checker Check PageRank and Alexa Rank for a site.

Keyword-Based Tools

Keyword Density Checker Check the density of different keywords at the site of your choice.
Keyword Suggestion Generator Check keyword results and get suggestions.

Header/Tag Tools

HTTP Header Extractor Extract the HTTP Headers of a web page.
HTTP Header Viewer View the headers of the site of your choice.
Meta Tag Extractor Extract meta-tags information from a web page.
Meta-Tag Generator Generate meta-tags for your site.

Miscellaneous Tools

URL Shortener Offer a URL shortening service.
Website Status Checker Check whether the five major ports are responding.
Online Calculator A simple online calculator.
Browser Details Tool View your IP address and your browser details.

Source Code Tools

Source Code Viewer View the source code of a website.
MD5 Encrypter Encrypt text with MD5 encoding.
HTML Encrypter Encrypt your HTML code to hide it from visitors.
HTML Optimizer Optimize your HTML code.
Website Speed Test Find out how fast your website loads.
Domain Whois Retriever Find out the WHOIS details for your domain.

Search Engine Preview Tools

Search Engine Saturation Checker Check the number of pages search engines have listed from your website.
Site Spider Viewer Find various SEO statistics and spider information about your site.
Spider Viewer Discover how spider bots view your website.
Search Engine Listing Preview Preview what your site's listing will look like

IP Tools

Reverse IP/Look-up Script Resolve a host to an IP address.
Ping Script Ping a domain or IP address to find the response time.

Link-Based Tools

Link Popularity Checker Check the number of links pointing to the website of your choice.
Link Suggestion Generator Generate links that relate to the keyword/topic of your choosing.
No-Follow Finder Scan a website to find no-follow links to various other sites.
Reciprocal Link Checker Check multiple sites to see if they are really linking back to you.
Link Analyzer Analyze incoming and outgoing links.
Backlink Checker View the number of backlinks a site has listed.