Nextdns MCP server for AI agents and assistants

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Nextdns MCP or direct API to monitor DNS logs, update security filters, manage blocklists, and adjust privacy settings through natural language.

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Api Key

NextDNS is a DNS service that blocks malicious sites, ads, and trackers before they reach your device. It boosts your internet security and privacy with real-time protection and granular control.

68 Tools

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TOOLS

Supported Tools

Every Nextdns action and event your agent gets out of the box.

Add Allowlist Entry

Tool to add a domain to the allowlist of a NextDNS profile.

Add Blocked TLD

Tool to add a top-level domain to the security blocklist for a NextDNS profile.

Add Denylist Domain

Tool to add a domain to the denylist of a NextDNS profile.

Add Parental Control Category

Tool to add a content category to the parental control categories list.

Add Parental Control Service

Tool to add a service to the parental control services list of a NextDNS profile.

Add Privacy Blocklist

Tool to add a blocklist to the privacy blocklists for a NextDNS profile.

Add Privacy Native Tracker

Tool to add a native tracking service to the blocked list for a NextDNS profile.

Add DNS Rewrite Rule

Tool to add a DNS rewrite rule to a NextDNS profile.

Clear Logs

Tool to clear DNS logs for a NextDNS profile.

Create Profile

This tool allows users to create a new NextDNS profile.

Delete Allowlist Entry

Tool to remove a domain from a NextDNS profile's allowlist.

Delete NextDNS Configuration

Tool to delete a NextDNS configuration profile.

Delete Parental Control Category

Tool to remove a category from parental control blocked categories.

Delete Parental Control Service

Tool to remove a service from parental control blocked services.

Delete Privacy Blocklist

Tool to remove a blocklist from the privacy blocklists for a NextDNS profile.

Delete Privacy Native Tracker

Tool to remove a native tracking entry from a NextDNS profile's privacy settings.

Delete DNS Rewrite Rule

Tool to delete a DNS rewrite rule from a NextDNS profile.

Download Logs

Retrieves the download URL for exported DNS query logs from a NextDNS profile.

Get Allowlist

Tool to retrieve the list of allowed domains for a NextDNS profile.

Get Analytics Destinations

Tool to retrieve destination analytics for a profile showing query destinations by country or GAFAM company.

Get Analytics Devices

Tool to retrieve device analytics for a profile showing identified devices with names, models, and query counts.

Get Analytics DNSSEC

Tool to retrieve DNSSEC validation analytics for a profile showing validated vs non-validated query counts.

Get Analytics Domains

Tool to retrieve analytics data for domains within a specific profile.

Get Analytics Encryption

Tool to retrieve encryption analytics for a profile showing encrypted vs unencrypted query counts.

Get Analytics IPs

Tool to retrieve analytics aggregated by client IP addresses.

Get Analytics IP Versions

Tool to retrieve analytics grouped by IP version within a specific profile.

Get Analytics Protocols

Tool to retrieve protocol analytics for a specific profile showing DNS protocol distribution (DNS-over-HTTPS, DNS-over-TLS, UDP).

Get Analytics Query Types

Tool to retrieve DNS query counts broken down by query type.

Get Analytics Blocking Reasons

Tool to retrieve blocking reasons analytics showing blocklists, native tracking protection, and other reasons for blocked queries.

Get Analytics Status

Tool to retrieve analytics status for a specific profile.

Get Logs

Tool to retrieve logs for a specific NextDNS profile with optional filters.

Get Parental Control Settings

Tool to get parental control settings for a profile.

Get Parental Control Categories

Tool to get the list of blocked/allowed content categories for parental control.

Get Parental Control Services

Tool to get the list of blocked/allowed services for parental control.

Get Performance Settings

Tool to get performance settings for a profile including ECS, cache boost, and CNAME flattening configuration.

Get Privacy Settings

Tool to get privacy settings for a profile including blocklists, native tracking settings, disguised trackers, and affiliate settings.

Get Profile Details

Retrieves the details of a specific NextDNS profile.

Get DNS Rewrites

Tool to retrieve the list of DNS rewrites for a NextDNS profile.

Get Security TLDs

Tool to get the list of blocked TLDs (top-level domains) for a profile's security settings.

Get Profile Settings

Tool to get all settings for a NextDNS profile including logs, block page, performance, and web3 settings.

Get Block Page Settings

Tool to retrieve the block page settings for a NextDNS profile.

Get Logging Settings

Tool to retrieve the logging settings for a NextDNS profile.

List Denylist Domains

Tool to list domains in the denylist for a profile.

List Profiles

List all NextDNS profiles for the authenticated user, returning profile IDs and configurations.

List Security Settings

Tool to list current security options for a NextDNS configuration.

Log Client IPs

Tool to enable or disable logging of client IPs for a NextDNS configuration.

Toggle Domain Logging

Tool to enable or disable logging of domains for a NextDNS profile.

Remove Blocked TLD

Tool to remove a top-level domain from the security blocklist for a NextDNS profile.

Remove Denylist Domain

Removes a domain from a NextDNS profile's denylist (blocklist).

Rename Configuration

Tool to rename a NextDNS configuration (profile).

Replace Allowlist

Tool to replace the entire allowlist for a NextDNS profile.

Replace Denylist

Tool to replace the entire denylist (blocked domains) for a NextDNS profile.

Replace Parental Control Categories

Tool to replace the entire list of blocked/allowed content categories for parental control.

Replace Parental Control Services

Tool to replace the entire list of blocked/allowed services for parental control.

Replace Privacy Blocklists

Tool to replace the entire list of privacy blocklists for a NextDNS profile.

Replace Privacy Native Tracking Services

Tool to replace the entire list of blocked native tracking services for a NextDNS profile.

Replace Security TLDs

Tool to replace the entire list of blocked TLDs (top-level domains) for a NextDNS profile's security settings.

Update Allowlist Entry

Tool to update a specific allowlist entry in a NextDNS profile.

Update Denylist Entry

Updates a specific denylist entry in a NextDNS profile, typically to toggle its active status.

Update linked IP

Updates the linked IP address for a NextDNS profile to the current caller's public IP.

Update Parental Control Settings

Tool to update parental control settings for a NextDNS profile.

Update Parental Control Category

Tool to update a specific category entry in parental control settings.

Update Parental Control Service

Tool to update a specific service entry in parental control settings.

Update Performance Settings

Tool to update performance settings of a NextDNS profile.

Update Privacy Settings

Tool to update privacy settings for a profile.

Update Security Settings

Tool to update security settings for a profile.

Update Settings

Tool to update settings for a NextDNS profile including logs, block page, performance, and web3 settings.

Update Block Page Settings

Tool to update block page settings for a NextDNS profile.

SETUP GUIDE

Connect Nextdns MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/mcp @ai-sdk/openai
Install the Composio SDK and your agent framework
2

Create a session with MCP enabled

typescript
import { Composio } from "@composio/core";

const composio = new Composio();
const { mcp } = await composio.create("your-user-id", {
  toolkits: ["nextdns"],
  mcp: true,
});
Create a session scoped to Nextdns and read its MCP URL and headers
3

Connect your agent to the MCP server

typescript
import { createMCPClient } from "@ai-sdk/mcp";
import { openai } from "@ai-sdk/openai";
import { generateText, stepCountIs } from "ai";

const client = await createMCPClient({
  transport: { type: "http", url: mcp.url, headers: mcp.headers },
});

const { text } = await generateText({
  model: openai("gpt-5.6-sol"),
  tools: await client.tools(),
  prompt: "Download DNS logs for my main profile from last week",
  stopWhen: stepCountIs(10),
});

console.log(text);
await client.close();
Pass the session's MCP URL and headers to your agent and run a Nextdns request
SETUP GUIDE

Connect Nextdns API Tool with your Agent

1

Install Composio

typescript
npm install @composio/core @composio/openai openai
Install the Composio SDK, the OpenAI provider, and the OpenAI SDK
2

Create a Composio session

typescript
import OpenAI from "openai";
import { Composio } from "@composio/core";
import { OpenAIResponsesProvider } from "@composio/openai";

const composio = new Composio({ provider: new OpenAIResponsesProvider() });
const client = new OpenAI();

const session = await composio.create("your-user-id", { toolkits: ["nextdns"] });
const tools = await session.tools();
Initialize Composio with the OpenAI Responses provider and create a session scoped to Nextdns
3

Run Nextdns tools with your agent

typescript
let response = await client.responses.create({
  model: "gpt-5.6-sol",
  tools,
  input: [{ role: "user", content: "Download DNS logs for my main profile from last week" }],
});

while (response.output.some((o) => o.type === "function_call")) {
  const outputs = await composio.provider.handleToolCalls(session, response.output);
  response = await client.responses.create({
    model: "gpt-5.6-sol",
    tools,
    previous_response_id: response.id,
    input: outputs,
  });
}

console.log(response.output_text);
Send a request, execute the Nextdns tool calls through the session, and print the final answer

Why Use Composio?

AI Native Nextdns Integration

  • Supports both Nextdns MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Nextdns data

Managed Auth

  • Built-in OAuth handling with automatic token refresh and rotation
  • Central place to manage, scope, and revoke Nextdns access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Nextdns
  • Scoped, least privilege access to Nextdns resources
  • Full audit trail of agent actions to support review and compliance

Rolling this out across your team?

Give your team centralized access control across every framework with Composio’s MCP Gateway.

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FAQ

Frequently asked questions

Yes, Nextdns requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Yes. Composio is SOC 2 Type II compliant and is built to keep your Nextdns connection and credentials secure. OAuth tokens and API keys are encrypted, and sensitive customer data is protected at rest and in transit.

Composio also undergoes independent security testing and continuously monitors its systems for security threats. You can review the latest reports and policies in the Composio Trust Center.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

Create the key in your Nextdns account settings, then paste it once on Composio's connection page. Composio stores it encrypted and uses it only for the Nextdns actions your agent runs. Nobody else in your workspace can read it, and you can revoke it inside Nextdns at any time.

When you connect a Nextdns account through Composio, every action runs under that account, so anything the agent creates, sends, or changes shows up in Nextdns as done by you. Keep an approval step in your prompt for actions with side effects, such as sending or deleting, and have the agent draft first.

Whatever the credentials you connect allow inside Nextdns. If Nextdns lets you scope a key to specific permissions, create a scoped one so the agent can only do what you intend. You can revoke the key inside Nextdns at any time.

Yes. Composio supports multiple connected accounts for the same app, and that works in Claude, ChatGPT, or any other assistant you connect through Composio. Give each Nextdns connection a name such as work or personal, and the assistant uses the one you mention in the request. Each account keeps its own credentials and nothing is merged.

The connection stops working the moment Nextdns rejects the old key. Create a new key in Nextdns and reconnect the account from the Composio dashboard or by asking your agent to reconnect Nextdns. Nothing else changes.

Composio's free Hobby plan includes 100,000 tool calls per month with no credit card, which covers most personal Nextdns use. Paid plans add higher limits and team features. Your Nextdns plan and its API limits still apply as usual.

Built-in connectors usually give one AI access to a limited set of apps. Many people use Composio because it lets their AI connect to more apps than it normally supports, or connect to multiple accounts for the same app (e.g. connect Claude to multiple Nextdns accounts).

With Composio, you connect Nextdns once and then use it across different AI assistants without setting it up separately in each one. Connect your apps to Composio once, then connect Composio to whichever AI you use, whether that's Claude, ChatGPT, Hermes, or your own custom assistant.

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