Tài liệu

import requests

proxies = {
    "http":  "socks5h://USER:PASS@keironet.com:80",
    "https": "socks5h://USER:PASS@keironet.com:80",
}
r = requests.get("https://ipinfo.io/json", proxies=proxies, timeout=30)
print(r.json())

# pip install requests[socks]

// Node.js — undici
import { ProxyAgent, request } from 'undici';
const agent = new ProxyAgent('http://USER:PASS@keironet.com:80');
const res = await request('https://ipinfo.io/json', { dispatcher: agent });

// Puppeteer
const browser = await puppeteer.launch({
  args: ['--proxy-server=http://keironet.com:80']
});
const page = await browser.newPage();
await page.authenticate({ username: 'USER', password: 'PASS' });

# settings.py
DOWNLOADER_MIDDLEWARES = {
    'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware': 110,
}

# spider
def start_requests(self):
    yield scrapy.Request(
        url, meta={'proxy': 'http://USER:PASS@keironet.com:80'})

# Chrome / Edge
Extension: FoxyProxy or SwitchyOmega

  Type     : SOCKS5
  Server   : keironet.com
  Port     : 80
  Username : USER
  Password : PASS

# Firefox: Settings -> Network Settings -> Manual proxy