Websites using some form of Captcha technology on them.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
Sites who has this tag are verfied by google to use WebMaster tools
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.