offers a single source to search the web, images, audio, video, news from google, yahoo!, bing, and many more search engines.
Websites using some form of Captcha technology on them.
This site uses the viewport meta tag which means the content may be optimized for mobile content.
A rich hosted Exchange environment for every user without having to manage a server.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Websites hosted on Amazon AWS US east 1 region
Amazon hosting services.
Amazon Route 53 is a highly available and scalable Domain Name System (DNS) web service.
The DOCTYPE is a required preamble for HTML5 websites.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.
These websites are related to webcrawler.com in terms of content, traffic and structure