list_autonomous_systems

A read tool on the Cloudflare MCP server.

SERVERCloudflare SOURCEhttps://builds.mcp.cloudflare.com/sse

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade D, identity verified Pull the record →

This record as markdown: /tools/cloudflare/list-autonomous-systems.md

WHAT IT DOES

What list_autonomous_systems does on Cloudflare

AI agents call list_autonomous_systems to retrieve information from Cloudflare without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_autonomous_systems is rated Low

The verb 'list' is a standard read operation. Autonomous Systems are network routing entities, and listing them is a data retrieval task with no side effects. Given the sibling tools include destructive operations (container_file_delete) and execute operations (container_exec), this tool's read-only nature is clearly distinct.

From the tool's definition Tool name 'list_autonomous_systems' and description 'List Autonomous Systems' indicate a query operation that retrieves or enumerates data without modifying, deleting, or executing operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_autonomous_systems safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Cloudflare, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_autonomous_systems, this is the rule to start with:

list_autonomous_systems Allowed

list_autonomous_systems is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_autonomous_systems": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Cloudflare, apply this rule, and every list_autonomous_systems call is checked against it from then on.

FAQ

Questions about list_autonomous_systems

What does the list_autonomous_systems tool do? +

list_autonomous_systems is a read tool on the Cloudflare MCP server. It is categorised as a Read tool in the Cloudflare MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_autonomous_systems? +

Register the Cloudflare MCP server in PolicyLayer and add a rule for list_autonomous_systems: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Cloudflare. Nothing to install.

What risk level is list_autonomous_systems? +

list_autonomous_systems is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_autonomous_systems? +

Yes. Add a rate_limit block to the list_autonomous_systems rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block list_autonomous_systems completely? +

Set action: deny in the PolicyLayer policy for list_autonomous_systems. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides list_autonomous_systems? +

list_autonomous_systems is provided by the Cloudflare MCP server (https://builds.mcp.cloudflare.com/sse). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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