Blogs

How SOCKS5 UDP ASSOCIATE Killed Our DNS

A production post-mortem: we shipped an RFC feature that drained every ephemeral port on Linux. DNS died first. Here's what happened and how we fixed it.

Mar 28, 2026

Knowledge Base

How We Caught a Silent TLS 1.3 Failure Across Thousands of Android Devices

Something broke on thousands of Android devices — and nobody could tell us why. Here's how iProxy's built-in diagnostics caught a silent TLS 1.3 handshake failure before most users even noticed.

Mar 22, 2026

Knowledge Base

How to Build a 4G Proxy Network: Best Practices

Learn how 4G proxy networks really work (SIMs, APN, CGNAT, sticky sessions) and choose the right build path phones, modems, Pi or Ubuntu with practical tips for stable, secure scaling. Plus quick FAQ.

Feb 10, 2026

Proxy Farming

Mobile Proxy Farm Setup: Full Guide

Building your own mobile proxy farm gives you full control over IP quality, rotation, and stability. This guide breaks down 5G proxy fundamentals, required hardware, real use cases, and whether DIY or iProxy is the smarter way to scale.

Nov 29, 2025

Knowledge Base

How to Resell Proxies Online: Full Guide

This guide explains how to build a profitable proxy reselling business from the ground up. You’ll learn how mobile proxies differ from datacenter IPs, where to sell them, how to price your offers, and which tools help you scale without complexity.

Nov 28, 2025

Knowledge Base

Free Web Proxies vs Proxy Server: Detailed Comparison

Discover the real differences between free web proxies and proxy servers — how they work, where they fail, and why managed mobile proxies like iProxy offer better speed, privacy, and control.

Nov 6, 2025

Reviews

DuoPlus Cloud Phone Function Overview

Boost your cross-border e-commerce with DuoPlus Cloud Phone. Discover powerful features, seamless iProxy setup, and free trial to simplify operations and scale your overseas business.

Sep 4, 2025

Proxy Farming

Are Small Proxy Farms Profitable? All You Need to Know

Build a mobile proxy farm using just phones and SIMs — no tech skills needed. Discover startup costs, profits, and risks to see if this lean business model is right for you.

Aug 6, 2025