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This article mainly explains "common problems of web crawlers and methods of using proxy ip". The explanation content in this article is simple and clear, easy to learn and understand. Please follow the ideas of Xiaobian to study and learn "common problems of web crawlers and methods of using proxy ip" together.

Frequently Asked Questions

1, run dial-up network, redial, this method steps old, low efficiency, poor actual operation effect.

2. Run large-scale cloud collection cluster auxiliary tools, which are borrowed from other people's technical achievements.

3. Run proxy IP, break through the limitation of website content IP by running a large number of stable proxy IP.

For example, there is a huge proxy IP pool, specifically for web crawler users, supporting a large number of API extraction IP,IP stability and security, running fast.

How do crawlers use proxy ip?

1. Enter the software-extract the proxy ip.

2. Build APL links-open links-generate white lists.

3. Enter Personal Center-click White List-click Save.

IP address generation-use.

Proxy IP can be obtained in several ways: from free websites, low quality, very few IP available. It is practical, stable and safe, considering that it is not recommended to use it for free, building your own proxy server is very stable, but it requires a lot of server resources, on the one hand, due to the high technical content, on the other hand, due to the high cost (resources and technology users may not meet the needs), online crawler in the process of obtaining relevant information, if the frequency is too high, it will be detected by the anti-crawler mechanism of the website, and the anti-crawler mechanism will identify the web crawler through IP.

Thank you for reading, the above is the "common problems of web crawler and the use of proxy ip method" content, after the study of this article, I believe that we have a deeper understanding of the common problems of web crawler and the use of proxy ip method, the specific use of the situation also needs to be verified by practice. Here is, Xiaobian will push more articles related to knowledge points for everyone, welcome to pay attention!

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