You can check simply by entering your URL (or the URL of the article) or by copying and pasting the text from the article into a search box. The thing I like is that it grabs your content in sentences or sections and checks against that, so if you’re wondering if someone’s ripping even partial content, you can find out this way.

Search for copies of your page on the Web.

Code to Text Ratio - Free Search Engine Optimization Tool - Code to Text Ratio One of the factors that search engines use in ranking a webpage is the percentage of text in the web page