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

Geo-Targeted SERP APIs: The Secret Behind Accurate Local SEO Tracking

Local results change street by street, and most tracking gets them wrong the same way. Here is what geo-targeting granularity means and how to verify it.

Chris Collins Chris Collins · September 3, 2026
Knowledge
Knowledge 7 min read

How SEO Platforms Use SERP APIs for Rank Tracking and Keyword Monitoring

If your product runs on search data, collection is a cost centre rather than a moat. Here is what SEO platforms buy, what they build, and where economics bite.

James Meadow James Meadow · September 3, 2026
Knowledge
Knowledge 6 min read

Residential Proxy Setup Checklist for Your First Project

Twelve checks, in order, from first request to a job you can leave running. Work down the list and you will avoid the mistakes that cost first-timers a month.

Matt Brown Matt Brown · September 2, 2026
Knowledge
Knowledge 6 min read

Trademark Abuse Detection Without Getting Blocked

Trademark abuse hides in ads and listings that never surface from one location. Detection is the easy half; staying able to collect is the hard one.

James Meadow James Meadow · September 2, 2026
Knowledge
Knowledge 6 min read

Monitoring Unauthorized Sellers and MAP Violations at Scale

Both problems come from one dataset: who sells your products, where, and at what price. Here is how to collect it and act on it without drowning in noise.

James Meadow James Meadow · September 2, 2026
Knowledge
Knowledge 7 min read

How to Detect Counterfeit Listings Across Global Marketplaces

Counterfeits hide behind geography, not just keywords. Here is how to search marketplaces as a local buyer would and turn findings into usable evidence.

Matt Brown Matt Brown · September 2, 2026
Knowledge
Knowledge 6 min read

Catching Cloaked and Geo-Targeted Ads Competitors Hide From You

Competitor ads you cannot see from your desk are not hidden by accident. Here is how cloaking and geo-targeting work, and how to see what real users are shown.

James Meadow James Meadow · September 1, 2026
Knowledge
Knowledge 7 min read

Verifying Ad Placements at Scale: A Playbook for AdTech Teams

A verification programme is a sampling strategy, an evidence standard, and an escalation path. Here is how to design all three so findings get acted on.

Matt Brown Matt Brown · September 1, 2026
Knowledge
Knowledge 7 min read

How to Detect Ad Fraud Across 195+ Countries in Real Time

You cannot detect fraud from the dashboard reporting it. Detection means checking placements from real user vantage points, in every market, continuously.

James Meadow James Meadow · September 1, 2026