Free DKIM Checker Tool

Use our free DKIM checker tool to lookup, check, and validate your DKIM DNS record with a single click and improve email deliverability.

DKIM Record Checker

By enabling it the system will detect and fetch the DKIM selectors

Domain

Please enter a valid domain name, without http:// prefix

Selector

Enter the DKIM record selectors Auto-Detect Selector

DKIM Status

Record Checks

Valid DKIM record
Public Key Found
Key Algorithm
Error Details
Warning

Tags Found

Tag Value Description
v Version
g Granularity of the key
h DKIM hash algorithm
k DKIM key type
n Notes
p Public Key
s Service type
t Flag

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How to Use Our DKIM Checker Tool

The process for using our DKIM checker to perform DKIM lookups is pretty straightforward. These are the steps:

  • 1. Enter your domain name without https:// or www like shown below.

    DKIM record lookup

  • 2. You can either manually enter your selector or leave it blank and let our system auto-detect it. By default, auto detection mode will be turned on. To manually enter your selector you can turn it off and then proceed to enter your selector.

    DKIM lookup

  • 3. Finally, hit the “lookup” button to analyze your DKIM check results.

    DKIM record checker

DKIM Test Results Explained

Our DKIM lookup tool analyzes your DKIM DNS records to produce various results. These results convey the information found during the checking process. Below you will find a detailed explanation of some possible DKIM test results:

Result: Valid DKIM Record

Checks-the-existence-of-your-published-SPF-record

Explanation: This means that your domain is correctly configured with DKIM, and the DKIM record published on your DNS is correct. You are looking for this result as it indicates that your domain is protected using DKIM authentication.

How to Check DKIM Manually?

You can check DKIM manually for specific email messages by analyzing your email headers. To do so:

  • 1. Open the message, the DKIM signature of which you wish to verify. Click on the more option

  • 2. Click on View Original

  • 3. Inspect the summary of the original message to see whether DKIM passed/failed at a glance.

    DKIM check

  • 4. Review the extended raw headers and look for “dkim-signature” and “dkim=” fields.

    DKIM checker

Lookup, check, and validate your record using our Free DKIM record checker!

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