---
title: segmented_caching.rounded_req.range_low
summary: null
url: >-
  https://www.fastly.com/documentation/reference/vcl/variables/segmented-caching/segmented-caching-rounded-req-range-low
---

**Type:** INTEGER  
**Access:** read-only

**Available in:** log

The lower bound of the rounded block being processed.

This variable will evaluate to `-1` in cases when it is not applicable, such as 
when segmented caching is not enabled for the request.