---
description: Track the latest updates and changes to Rules simulator.
title: Rules simulator changelog
image: https://developers.cloudflare.com/rules/simulator/changelog/og.png?v=4b8ab3e080317bab
---

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> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/rules/llms.txt  
> Use this file to discover all available pages before exploring further.

# Rules simulator changelog

Last updated Oct 30, 2026|Copy as Markdown| [View as Markdown](https://developers.cloudflare.com/rules/simulator/changelog/index.md)| [Agent setup](https://developers.cloudflare.com/agent-setup/)

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## 2024-04-15

**Rules simulator now supports Workers**

Starting today, customers can use Rules simulator to confirm if a request to a specific URL within their zone is routed through a [Workers script](https://developers.cloudflare.com/workers/).

## 2024-03-18

**Rules simulator now supports BYOIP zones**

Customers can now use Rules simulator to simulate HTTP/S requests through their [BYOIP](https://developers.cloudflare.com/byoip/) zones.

## 2024-03-12

**Rules simulator now supports grey-clouded hostnames**

Even if the hostname is [not proxied by Cloudflare](https://developers.cloudflare.com/dns/proxy-status/#dns-only-records), Rules simulator will now return all the configurations that Cloudflare would have applied to the request.

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