数据中心代理

curl -x http://USERNAME:PASSWORD@HOST:PORT https://ipv4.icanhazip.com

import requests

proxy = 'http://USERNAME:PASSWORD@HOST:PORT'
proxies = {'http': proxy, 'https': proxy}

response = requests.get('https://ipv4.icanhazip.com', proxies=proxies)
print(response.text)

const { ProxyAgent } = require('undici');

const dispatcher = new ProxyAgent('http://USERNAME:PASSWORD@HOST:PORT');

(async () => {
  const response = await fetch('https://ipv4.icanhazip.com', { dispatcher });
  console.log(await response.text());
})();