How Proxy IP Becomes a CAPTCHA Buster? The biggest headache for many people when collecting data is the frequent pop-up CAPTCHA. In fact, the core reason for triggering CAPTCHA is that the access frequency of a single IP is too high. By identifying the behavioral characteristics of the IP address, the website will start the verification mechanism once it finds an abnormality. At this time, the high...

What secrets are hidden in crawler proxy IP logs? Proxy IPs are like magicians who can change their faces when we use crawlers to crawl data. Each request carries a different mask (IP address), but the log file actually hides key clues: which masks are recognized by the target site? Which time period the mask cut...

Practical guide: use Python to quickly verify the quality of the proxy IP pool Doing data collection friends know that the quality of the proxy IP directly affects the success or failure of the project. The proxy IPs on the market are of varying quality, and manual testing is too inefficient. Today we teach you to use Python to write an automated verification script, with ipipgo's quality proxy...

Proxy IP authentication in the end how to choose? Two modes of hands-on teaching Just contacted the proxy IP friends are often confused by the authentication headache - username and password and IP whitelist in the end to use which? As a global proxy service provider ipipgo's technical director, today with the most straightforward way to help you completely understand the two...

Why use proxy IP to capture HTTPS traffic on mobile? Many developers in debugging mobile applications, will encounter HTTPS requests can not be Charles normal resolution of the situation. At this time the role of proxy IP service becomes apparent - by forwarding mobile traffic to a proxy server with a fixed IP, both to realize...

Why do we need 4G dynamic IP for real mobile network environment? When doing mobile data collection, many platforms will identify crawler behavior by IP characteristics. Ordinary server room IP or home broadband IP is easy to be labeled as "non-real user", then use the dynamic IP assigned by the 4G base station, which can perfectly simulate the cell phone Internet environment. ...

First, why is your crawler always "pit"? The problem may be in the proxy IP friends who have done data crawling have encountered this situation: obviously the program is running well, suddenly began to report errors, lag or even be banned. At this time, check the code to find that the logic is not a problem, the problem is likely to be in the proxy IP...

Why do you need an IP proxy resource base covering 200+ countries? In cross-border business, market research and other scenarios, many practitioners have encountered this situation: the website of a certain region is particularly slow to load, or it is simply impossible to connect. This is often because your local IP is recognized by the target server as abnormal traffic...