In the modern web ecosystem, the concept of a “visitor” has irrevocably fractured. We are no longer simply hosting websites for human beings clicking through graphical interfaces. The transition to the Agentic Web implies that a massive—and growing—percentage of our traffic consists of autonomous agents, headless browsers, conversational AI crawlers, and algorithmic validation tools. In this new paradigm, understanding exactly how these entities interact with your server is not just a matter of curiosity; it is a foundational requirement for Agentic SEO.