Blacklists

Make sense of your blacklistings


Ask about a single IP, a domain, or an entire IP block. Your agent goes through your blacklist history and tells you what's listed where, what changed, and what's worth looking into.

Find out why an IP got blacklisted

Got a blacklist alert? Ask your agent what happened. It checks which RBLs listed the IP, compares that with the IP's listing history, and tells you whether it's a one-off or a relapse, along with what those RBLs usually point to, such as a compromised host or an open relay.

Spot the patterns behind your listings

See which IPs keep getting listed, which RBLs keep coming back, and roughly when to expect the next listing, so you can deal with the source instead of chasing delistings.

AI agent summarizing the blacklist status of an IP block
Filter by RBL, IP range, or time frame

Pull up every Spamhaus listing from the past week, complete with delist links. Your agent can also run on-demand blacklist checks and add new blacklist monitors to your account.

AI agent listing recent Spamhaus blacklistings
How It Works

Connect your AI agent in minutes


No software to install. Our MCP server is hosted by us, all you need is an API key.

Your AI agent
ChatGPT, Claude, Grok, ...
HetrixTools MCP server
mcp.hetrixtools.net
Your HetrixTools account
limited by your API key
1
Create an API key

Create a dedicated API key from the API Keys page of your account, and limit it to the API calls and monitors your agent needs.

Limiting an API key to specific API calls and monitors
2
Add HetrixTools to your AI agent

In your AI agent's connector (or plugin) settings, add a custom connector named HetrixTools, with this server URL: https://mcp.hetrixtools.net/

Adding HetrixTools as a custom connector
3
Paste your key and allow access

Paste your API key on the HetrixTools authorization page and click Allow. That's it, you can start asking questions right away.

Authorizing an AI agent with a HetrixTools API key

Step-by-step guides for ChatGPT, Claude, Grok, and other AI agents are available in our documentation:
https://docs.hetrixtools.com/category/mcp/

Security

You stay in control


Your API key, your rules

Limit each API key to specific API calls, and to specific uptime monitors, blacklist monitors, contact lists, or status pages.

Read-only if you prefer

Give your agent a key with read access only, and it can look at your data without changing anything.

Approve actions first

Many AI agents let you choose which tools can run automatically and which ones need your approval.

Revoke access at any time

Delete the API key from your account, and your agent's access is cut off at once.

Your data isn't stored along the way

Our MCP server relays each request between your agent and our API, without storing your API key, your requests, or our responses.

Included in every plan, even Free

MCP access is available on all Uptime Monitor and Blacklist Monitor plans, including our Free for life plans.

Start Monitoring For FREE   Read the Docs

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