What Is an Upstream Proxy? Parent Proxy Explained
An upstream proxy is a proxy that forwards traffic to another proxy. Learn how upstream and parent proxies work, Squid and mitmproxy config, and real use cases.
SparkProxy·Proxy Basic
Tag
#cascading proxy
Everything tagged cascading proxy.
#cascading proxy articles
Trending Now
Guides
How to Test Proxies: Complete Guide to Proxy Testing in 2026
Guides
Selenium Proxy: Setup, Auth & Rotation (2026 Guide)
Comparisons
Best Antidetect Browsers: Top 12 Compared for 2026
Proxy Basic
What Is a Proxy Server? Meaning & How It Works (2026)
Guides
CAPTCHA Solver with Machine Learning: Build & Troubleshoot (2026)
Proxy Basic
Anonymous Proxy: What It Is, How It Works, and Its Limits
Guides
Ethical Web Scraping: Rate Limiting & robots.txt Guide (2026)
Proxy Basic
Proxy Ports Explained: 80, 443, 8080 & Which to Use
Guides
How to Avoid Getting Your Proxy Blocked
Guides