In-App Proxy Pool: IP Selection, Health Checks, Quarantine, and Sticky Sessions
Picture this. It's Friday evening, your parser or account management system is finally live. The first few minutes go smoothly. Then things ...
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How to Build a Resilient HTTP Client with IP Rotation: A Step-by-Step Guide to Handling 429 Errors, Backoff, and Timeouts
Imagine this: you wrote a client that makes requests to a website, and everything works. Then suddenly errors start piling up, workers hang,...
DNS Through Proxy: socks5 vs socks5h, Remote Resolution, and Leaks
Picture this. You've connected a proxy from the right region, checked your IP address — everything is correct, the city and country match. B...
UDP over SOCKS5: The UDP ASSOCIATE Command, Why HTTP Proxies Don't Support UDP, and How to Test It
Familiar situation: you set up a proxy, your browser opens websites, your scraper collects data, everything looks perfect. Then you start a ...