list_cdn_zones

List all CDN zones.

SERVERVultr MCP SOURCErsp2k/mcp-vultr

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/rsp2k-mcp-vultr/list-cdn-zones.md

WHAT IT DOES

What list_cdn_zones does on Vultr MCP

AI agents call list_cdn_zones to retrieve information from Vultr MCP 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_cdn_zones is rated Low

This tool queries and returns information about CDN zones without creating, modifying, deleting, or executing any operations. It is a simple data retrieval operation with minimal blast radius if invoked by an AI agent—only sensitive information disclosure risk if zone details are confidential.

From the tool's definition Tool name 'list_cdn_zones' and description 'List all CDN zones' indicate a retrieval operation with no side effects. The verb 'list' is explicitly a Read category operation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_cdn_zones safely

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

list_cdn_zones Allowed

list_cdn_zones 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_cdn_zones": {}
  }
}

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

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

FAQ

Questions about list_cdn_zones

What does the list_cdn_zones tool do? +

List all CDN zones. It is categorised as a Read tool in the Vultr MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_cdn_zones? +

Register the Vultr MCP server in PolicyLayer and add a rule for list_cdn_zones: 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 Vultr MCP. Nothing to install.

What risk level is list_cdn_zones? +

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

Can I rate-limit list_cdn_zones? +

Yes. Add a rate_limit block to the list_cdn_zones 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_cdn_zones completely? +

Set action: deny in the PolicyLayer policy for list_cdn_zones. 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_cdn_zones? +

list_cdn_zones is provided by the Vultr MCP server (rsp2k/mcp-vultr). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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