manage_virtual_nameservers

Manage virtual nameserver configuration

SERVER20i MCP Server SOURCEcbrown35/20i-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/cbrown35-20i-mcp/manage-virtual-nameservers.md

WHAT IT DOES

What manage_virtual_nameservers does on 20i MCP Server

AI agents use manage_virtual_nameservers to create or update resources in 20i MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your 20i MCP Server environment.

RISK

Why manage_virtual_nameservers is rated Medium

This tool modifies DNS nameserver settings, which is a Write operation (creates/modifies data reversibly). While the impact is significant—misconfiguration could break DNS resolution across one or more domains—the changes are not permanent/irreversible (making it not Destructive) and do not involve financial transactions.

From the tool's definition Tool name 'manage_virtual_nameservers' and description 'Manage virtual nameserver configuration' indicate modification of DNS infrastructure configuration.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs manage_virtual_nameservers safely

PolicyLayer is an MCP gateway: it sits between your AI agents and 20i MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For manage_virtual_nameservers, this is the rule to start with:

manage_virtual_nameservers Rate-limited

manage_virtual_nameservers stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "manage_virtual_nameservers": {
      "limits": [
        {
          "counter": "manage_virtual_nameservers_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect 20i MCP Server, apply this rule, and every manage_virtual_nameservers call is checked against it from then on.

FAQ

Questions about manage_virtual_nameservers

What does the manage_virtual_nameservers tool do? +

Manage virtual nameserver configuration. It is categorised as a Write tool in the 20i MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on manage_virtual_nameservers? +

Register the 20i MCP Server MCP server in PolicyLayer and add a rule for manage_virtual_nameservers: 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 20i MCP Server. Nothing to install.

What risk level is manage_virtual_nameservers? +

manage_virtual_nameservers is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit manage_virtual_nameservers? +

Yes. Add a rate_limit block to the manage_virtual_nameservers 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 manage_virtual_nameservers completely? +

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

manage_virtual_nameservers is provided by the 20i MCP Server MCP server (cbrown35/20i-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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