As of October 7, 2026, Shifter has the largest pool of live US IPs, more than Oxylabs and Bright Data, at a fraction of the cost.Shifter now has the largest pool of live US IPs

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Guides, Tutorials & Insights

Learn about residential proxies, web scraping, data collection strategies, and industry best practices from the Shifter team.

Knowledge
Knowledge 7 min read

Residential Proxy KPIs: The Metrics That Actually Matter

Success rate alone hides more than it reveals. Here are the metrics that tell a scraping team lead whether the pipeline is healthy, and what each one moves.

James Meadow James Meadow · August 26, 2026
Knowledge
Knowledge 10 min read

How to Detect SERP Volatility and Google Algorithm Updates from Your Own Data

Public volatility trackers measure someone else's keywords. Here is how to build a volatility signal from your own rank data and tell a real update from noise.

James Meadow James Meadow · August 25, 2026
Knowledge
Knowledge 8 min read

Residential Proxy SLAs and Uptime Guarantees Explained

A proxy SLA covers gateway availability, not whether your targets let you through. Here is what the numbers actually promise and what to ask before signing.

James Meadow James Meadow · August 25, 2026
Knowledge
Knowledge 8 min read

Residential Proxy Free Trials: What to Test Before You Buy

A trial is a limited amount of bandwidth to answer one question: will this work on my targets? Here is what to test, in what order, so you do not waste it.

Matt Brown Matt Brown · August 24, 2026
Knowledge
Knowledge 6 min read

Residential Proxies vs Residential VPNs: What's the Difference?

Both route traffic through a home IP, but they are built for different jobs. Here is the difference in plain terms, and which one your project needs.

Matt Brown Matt Brown · August 24, 2026
Knowledge
Knowledge 9 min read

How Many Proxy IPs Do You Actually Need?

The most common question before buying proxies is also the wrong one. What matters is not how many IPs you have, but how your requests are spread across them.

Matt Brown Matt Brown · August 21, 2026
Knowledge
Knowledge 7 min read

How to Measure Accurate Keyword Rankings at Scale

There is no single rank for a keyword. It shifts with location, login, and device. Here is how to pin those variables and track true rankings at scale.

James Meadow James Meadow · August 19, 2026
Knowledge
Knowledge 8 min read

Collecting Web Data for AI and LLM Training with Residential Proxies

Building a training or eval corpus means crawling the web at scale, across regions, without getting blocked. Here is where residential proxies fit.

James Meadow James Meadow · August 16, 2026
Knowledge
Knowledge 8 min read

How to Collect Crypto Exchange and Market Data with Residential Proxies

Crypto data collection hits per-IP rate limits, geo-restrictions, and 24/7 uptime demands. Here is how residential proxies handle all three.

Chris Collins Chris Collins · August 15, 2026