web scraping

A free proxy API returns fresh, filterable proxies to your code in one GET request. How to use HProxy's free proxy API with curl and Python, no key needed.

A practical checklist to avoid IP bans while web scraping: rotate a proxy pool, pace your requests, send real browser headers, respect robots.txt, and back off.

429 Too Many Requests means the server is rate-limiting your IP. Proxy rotation, the Retry-After header, and exponential backoff fix it for good.

DataDome scores your IP reputation, TLS fingerprint, and behavior. Residential proxies clear the reputation gate but not the other two, and this guide covers the rest.

Cloudflare checks IP reputation, TLS and HTTP/2 fingerprints, JS challenges, and behavior. Proxies fix one layer, and the rest is what you still need to scrape past it.

How to use proxies in Selenium for Chrome and Firefox: set the proxy on the driver, fix authenticated proxies with selenium-wire, rotate IPs, and go headless.

How to use proxies with Python requests: the proxies dict, auth, Sessions, SOCKS5, rotating a pool, timeouts and retries, plus verifying your real exit IP.

Proxies for price monitoring: how to collect competitor prices at scale without bans, choose residential vs datacenter, and get geo-accurate, current data.

reCAPTCHA interrupts your scraping when your IP reputation or behavior looks automated. Knowing what triggers the challenge is how you see it far less often.

How to choose and use proxies for web scraping: proxy types ranked by job, rotation strategy, avoiding blocks, request hygiene, and code you can run today.