# Free email tools Use free MailSlurp tools for email DNS, deliverability, sender authentication, headers, spam checks, SMTP, and test inbox workflows. Check DNS, sender authentication, deliverability, email content, SMTP, and test inbox workflows with free MailSlurp tools. Search free email tools ## All tools Showing 1-12 of 38 tools [BCMailSlurp tool](https://www.mailslurp.com/tools/bimi-checker/) [DNS](https://www.mailslurp.com/tools/bimi-checker/) ### [BIMI checker and BIMI record validation workflow](https://www.mailslurp.com/tools/bimi-checker/) [Use this BIMI checker workflow to verify BIMI DNS records, logo requirements, and DMARC prerequisites before mailbox logo rollout.](https://www.mailslurp.com/tools/bimi-checker/) [Open tool](https://www.mailslurp.com/tools/bimi-checker/) [BRMailSlurp tool](https://www.mailslurp.com/tools/bimi-record-generator/) [DNS](https://www.mailslurp.com/tools/bimi-record-generator/) ### [BIMI record generator](https://www.mailslurp.com/tools/bimi-record-generator/) [Generate BIMI TXT record values for branded sender logo setup.](https://www.mailslurp.com/tools/bimi-record-generator/) [Open tool](https://www.mailslurp.com/tools/bimi-record-generator/) [DCMailSlurp tool](https://www.mailslurp.com/tools/dkim-checker/) [DNS](https://www.mailslurp.com/tools/dkim-checker/) ### [DKIM Checker: Look Up a Domain's DKIM Record](https://www.mailslurp.com/tools/dkim-checker/) [Run a free DKIM lookup by domain and selector. Inspect the DNS record, public key, warnings, and errors, then check DKIM results in a delivered email.](https://www.mailslurp.com/tools/dkim-checker/) [Open tool](https://www.mailslurp.com/tools/dkim-checker/) [DNS](https://www.mailslurp.com/tools/dkim-recorder-checker/) ### [DKIM Record Checker: Test Selector and Public Key](https://www.mailslurp.com/tools/dkim-recorder-checker/) [Check a DKIM record by domain and selector. Validate the live DNS record, public key, algorithm, key length, and common configuration errors.](https://www.mailslurp.com/tools/dkim-recorder-checker/) [Open tool](https://www.mailslurp.com/tools/dkim-recorder-checker/) [DCMailSlurp tool](https://www.mailslurp.com/tools/dmarc-checker/) [DNS](https://www.mailslurp.com/tools/dmarc-checker/) ### [DMARC Checker: Look Up a Domain's DMARC Record](https://www.mailslurp.com/tools/dmarc-checker/) [Run a free DMARC check on any domain. See the live \_dmarc record, its policy and rua reporting tags, and fix common configuration errors before enforcement.](https://www.mailslurp.com/tools/dmarc-checker/) [Open tool](https://www.mailslurp.com/tools/dmarc-checker/) [DRMailSlurp tool](https://www.mailslurp.com/tools/dmarc-record-generator/) [DNS](https://www.mailslurp.com/tools/dmarc-record-generator/) ### [DMARC record generator](https://www.mailslurp.com/tools/dmarc-record-generator/) [Generate DMARC TXT record values with policy and reporting tags.](https://www.mailslurp.com/tools/dmarc-record-generator/) [Open tool](https://www.mailslurp.com/tools/dmarc-record-generator/) [DVMailSlurp tool](https://www.mailslurp.com/tools/dmarc-record-validator/) [DNS](https://www.mailslurp.com/tools/dmarc-record-validator/) ### [DMARC Validator](https://www.mailslurp.com/tools/dmarc-record-validator/) [Validate live DMARC DNS records and required DMARC tags.](https://www.mailslurp.com/tools/dmarc-record-validator/) [Open tool](https://www.mailslurp.com/tools/dmarc-record-validator/) [EDMailSlurp tool](https://www.mailslurp.com/tools/dns-lookup/) [DNS](https://www.mailslurp.com/tools/dns-lookup/) ### [Email DNS Checker for MX, SPF, DKIM, and DMARC](https://www.mailslurp.com/tools/dns-lookup/) [Check the DNS records that control email routing and authentication, then use the matching live MailSlurp tool to diagnose MX, SPF, DKIM, DMARC, BIMI, PTR, and transport-policy problems.](https://www.mailslurp.com/tools/dns-lookup/) [Open tool](https://www.mailslurp.com/tools/dns-lookup/) [FDMailSlurp tool](https://www.mailslurp.com/tools/dkim-record-generator/) [DNS](https://www.mailslurp.com/tools/dkim-record-generator/) ### [Free DKIM Record Generator](https://www.mailslurp.com/tools/dkim-record-generator/) [Generate DKIM DNS records for signed email setup.](https://www.mailslurp.com/tools/dkim-record-generator/) [Open tool](https://www.mailslurp.com/tools/dkim-record-generator/) [FDMailSlurp tool](https://www.mailslurp.com/tools/dmarc-domain-lookup/) [DNS](https://www.mailslurp.com/tools/dmarc-domain-lookup/) ### [Free DMARC Checker and DMARC Domain Lookup](https://www.mailslurp.com/tools/dmarc-domain-lookup/) [Fetch and validate live DMARC TXT records, policy tags, and reporting setup.](https://www.mailslurp.com/tools/dmarc-domain-lookup/) [Open tool](https://www.mailslurp.com/tools/dmarc-domain-lookup/) [FDMailSlurp tool](https://www.mailslurp.com/tools/dns-propagation-checker/) [DNS](https://www.mailslurp.com/tools/dns-propagation-checker/) ### [Free DNS Propagation Checker](https://www.mailslurp.com/tools/dns-propagation-checker/) [Check DNS propagation for SPF, DKIM, DMARC, MX, and sender authentication changes.](https://www.mailslurp.com/tools/dns-propagation-checker/) [Open tool](https://www.mailslurp.com/tools/dns-propagation-checker/) [FMMailSlurp tool](https://www.mailslurp.com/tools/mta-sts-domain-lookup/) [DNS](https://www.mailslurp.com/tools/mta-sts-domain-lookup/) ### [Free MTA-STS Checker and Policy Lookup](https://www.mailslurp.com/tools/mta-sts-domain-lookup/) [Validate MTA-STS DNS records and policy files for SMTP TLS protection.](https://www.mailslurp.com/tools/mta-sts-domain-lookup/) [Open tool](https://www.mailslurp.com/tools/mta-sts-domain-lookup/) ## Check a campaign before sending A broken link, a dark-mode surprise and a trip to spam need different checks. Pick the tool that matches the problem: - Use the [campaign probe](https://www.mailslurp.com/tools/campaign-probe/) to check pasted email HTML or text for link, image, compatibility, and markup issues. - Compare your template's CSS color rules with the [light and dark mode preview](https://www.mailslurp.com/tools/email-light-dark-preview/). It shows browser previews; use [device previews](https://www.mailslurp.com/product/device-previews/) to inspect how Gmail, Outlook, and other supported email clients transform the message. - Run an [inbox placement test](https://www.mailslurp.com/tools/inbox-placement-test/) to check where a sent message lands, separately from its appearance.