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Connect MxToolbox to Your AI Agents

Let your Wkil agents look up DNS records, check blocklist status, and diagnose mail server issues through MxToolbox.

Authentication: API key

Build with MX Toolbox

What you can do

Look up DNS and mail-authentication records
Check domains and IPs against blocklists
Diagnose mail server connectivity

Available capabilities may vary by authentication and workspace configuration.

Actions supported by the connector

20 verified tools

Lookup MX Records

Retrieve the mail exchange records for a domain.

Lookup SPF Record

Retrieve a domain's SPF record for email authentication checks.

Lookup DKIM Record

Retrieve a domain's DKIM record.

Lookup DMARC Record

Retrieve a domain's DMARC policy record.

Check Blocklist

Check whether an IP or domain appears on known email blocklists.

Test SMTP

Run a diagnostic test against a mail server's SMTP connection.

Lookup WHOIS

Retrieve WHOIS registration details for a domain.

Check DNS Servers

Verify the authoritative DNS servers configured for a domain.

Lookup A Record

Retrieve a domain's IPv4 address record.

Lookup TXT Record

Retrieve a domain's TXT records.

View all verified tools (search)

Check BlocklistCheck DNS ServersLookup A RecordLookup AAAA RecordLookup ASN InformationLookup BIMI RecordLookup CNAME RecordLookup DKIM RecordLookup DMARC RecordLookup HTTPLookup HTTPSLookup MTA-STS RecordLookup MX RecordsLookup PTR RecordLookup SOA RecordLookup SPF RecordLookup TCP PortLookup TXT RecordLookup WHOISTest SMTP

Practical agent use cases

An agent checks a sending domain's DMARC and SPF records before a bulk email campaign.
An agent alerts a team when a monitored domain appears on a new blocklist.

How it works with Wkil

1
Choose the integration
Add MX Toolbox to your agent from inside the Wkil platform.
2
Grant the permissions it needs
Define precisely what the agent can access and perform.
3
Test, then run it
Test actions before they go live, with human approval where needed.

Permissions always stay in your control — you can scope access and require human approval before any sensitive action.

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FAQ

Does this need my own MxToolbox API key?

Yes — the connection authenticates with an API key scoped to your MxToolbox account.