How a 40-Person SEO Agency Uncovered a Massive Fake-Traffic Problem Ahead of the 2026 Shift

https://stateofseo.com/link-building-agency-a-technical-buyers-playbook-for-risk-free/

The referral mess: When sudden spikes stopped making sense You run a mid-sized SEO agency. In Q1 2025 one of your largest clients saw a 320% referral traffic spike from 47 linking domains overnight