Therefore, it helps prevent cyber attackers from entering a private network. When we browse a web page, a proxy is a system that provides a gateway between end-users and the web pages we visit online. The word proxy means “to act on behalf of another,” and a proxy server acts on behalf of the user. How does proxy server work for web scraping.In this article, we will introduce what is a proxy server and some popular web scrapers that have IP proxy features. To reduce the chances of getting blocked, we should try to avoid scraping a website with a single IP address. A web scraper that has made too many requests in a short period of time using a single IP address can be easily detected, and sooner or later get blocked by the target website. The most common way to fight back web scraping is to limit the access rate of any single IP. As a result, with new technologies being developed for web scraping, the means of defense against it has become more sophisticated as well. It can increase heavy loads of traffic to the websites’ servers which can potentially crash the sites in the worst scenarios. However, web scraping is not as welcome for website owners on the hand. While being well recognized for its flexibility and adaptability, this new technology has helped many individuals and businesses to retrieve loads of data from nearly all websites or databases. Web scraping or web data extraction has become a popular way for collecting web data. In recent years, big data has become the new gold and led the trends of data collection and data analysis.

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