1. What is a proxy IP

Proxy IP is a technology that hides a user's real IP address by forwarding requests through a proxy server. On the network, IP address is the unique identifier used to identify a device. Using Proxy IP allows users to hide their real IP address when accessing websites, thus realizing anonymous access and breaking through ip restrictions.

2. Proxy IP application scenarios

Proxy IP can facilitate our online life in the following ways:

- Data collection: For the needs of large amounts of web page data crawling, the use of proxy IP can realize the circumvention of blocking of websites and improve the efficiency of data collection.
- Access to Restricted Websites: Sometimes we find some websites with restricted access to IPs in specific regions, which can be easily accessed by using a proxy IP.
- Privacy Protection: Using a proxy IP can hide the real IP address and improve the privacy and security of the Internet.
– 浏览国内网站：一些国内网站可能对中国大陆地区IP有限制，使用代理IP可以实现访问这些网站的目的。

3. Proxy IP selection and usage

When choosing a proxy IP, you need to consider the following points:

- Proxy IP stability and speed: Choose a stable and fast proxy IP to ensure smooth website access.
- Proxy server's geographic location: Select the proxy IP in the appropriate geographic location according to the access requirements to achieve the best access results.
- Legitimacy of Proxy IP: Choose a legitimate and regular proxy IP service provider to avoid the risks associated with using an illegal proxy IP.

When using proxy IP, it can be realized by corresponding proxy software or code. For example, using the requests library in Python can easily realize the application of proxy IP, the sample code is as follows:

import requests

proxy = {
"http": "http://your_proxy_ip:port",
"https": "https://your_proxy_ip:port",
}

response = requests.get("http://example.com", proxies=proxy)
print(response.text)

This is how proxy IP can facilitate our online life, hope it can help you.