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Connect MXToolbox

1 auth method · updated 2026-10-01

MxToolbox provides a suite of network diagnostic and monitoring tools, including DNS lookups, blacklist checks, and email health analysis.

mxtoolbox.com ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to MXToolbox
    Open https://mxtoolbox.com and sign in to the account you want to connect.
  2. 2
    Create the API key
    Generate a new API key from the API or developer settings in your MXToolbox dashboard.
  3. 3
    Copy it immediately
    MXToolbox usually shows the full API key only once, right after you create it. Store it somewhere safe before closing the page.
  4. 4
    Connect in Verslay
    In the Verslay Hub, open Connections, find MXToolbox, and paste the API key into the MxToolbox API Key field.
  5. 5
    Verify
    The connection flips to Connected. Run any read-only action once to confirm the credential has the right scopes.
  6. 6
    Rotate safely
    When you rotate later: connect the new credential first, confirm it works, then revoke the old one.

What you’ll paste into Verslay

MxToolbox API Key

The API key provided by MxToolbox for authenticating API requests.

required · secret
MXToolbox website ↗

MXToolbox connection FAQ

How do I connect MXToolbox to Verslay?

Open Connections in the Verslay Hub, find MXToolbox, and use the API key method. The steps are: Sign in to MXToolbox, Create the API key, Copy it immediately, Connect in Verslay, Verify, Rotate safely.

What do I need before I connect MXToolbox?

You need MxToolbox API Key from your MXToolbox account. The API key provided by MxToolbox for authenticating API requests.

Related connection guides

See also Verslay use cases and agents.

Connect MXToolbox once — every agent can use it

Verslay agents share your connections. Connect MXToolbox in the Hub and every use-case that needs it lights up — no per-agent setup.

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