---
title: fastly.bot.category.is_search_engine_optimization
summary: null
url: >-
  https://www.fastly.com/documentation/reference/vcl/variables/miscellaneous/fastly-bot-category-is-search-engine-optimization
---

**Type:** BOOL  
**Access:** read-only

**Available in:** recv, hash, deliver, log

Whether the detected bot is a Search Engine Optimization bot.

Tools that support search engine optimization tasks (e.g., link analysis, ranking).