E-Mail Security Links

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Categories: DNS, DMARC, DKIM, SPF, SSL and TLS

Domain Name System (DNS)

  • IANA (sub page)
    content description: The Root Zone Database represents the delegation details of top-level domains, including gTLDs such as .com, and country-code TLDs such as .uk.  As the manager of the DNS root zone, IANA is responsible for coordinating these delegations in accordance with its policies and procedures.

  • MXToolbox (sub page)
    our description: A vast array of online tools.

  • Unlock The Inbox
    content description: The ultimate resource and tools site for email delivery, including DNS Tools, WHOIS Lookup, Blacklist Checker, IP Address converter, Spam Checker, and so much more.

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Domain-based Message Authentication, Reporting and Conformance (DMARC)

  • DMARC.org (sub page)
    content description: If you are interested in deploying DMARC, the links on this page should help.

  • dmarcian
    content description: Companies use dmarcian to rapidly and accurately deploy DMARC, allowing them to improve email delivery, combat fraud, and to monitor domain-wide usage of email.

  • Kitterman DMARC Assistant (sub page)
    content description: DMARC Record Assistant

  • M3AAWG (sub page)
    content description: Extending the reach of the professional courses presented at our general meetings, M3AAWG is making available videos of selected training sessions, both on our website and with additional sessions on the M3AAWG YouTube channel.

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DomainKeys Identified Mail (DKIM)

  • Unlock the Inbox (sub page)
    content description: DKIM and DomainKeys Wizard - Create your DKIM and DomainKeys DNS Records

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Sender Policy Framework (SPF)

  • dmarcian SPF Surveyor (sub page)
    content description: The SPF Surveyor is an SPF diagnostic tool that presents a graphical view of SPF records.  The graphical view allows people to quickly identify which servers are authorized to send on behalf of a domain.  (Note that this diagnostic tool focuses on domain-level authentication and largely ignores the portions of SPF that deal with the local parts of email addresses.)

  • Kitterman SPF Query Tool (sub page)
    content description: Meant to help you deploy SPF records for your domain.

  • openspf.org
    content description: Sender Policy Framework Project Overview - Read an introduction to what SPF is, or about how SPF fits into the bigger picture of e-mail authentication.

  • port25 (email-verification sub page)
    content description: Discover the rich features in PowerMTA that help you adopt and adapt to changing email authentication standards including support for DKIM and SPF and setup for DMARC.  To use our automated testing tool, send a sample of a marketing email or newsletter to receive immediate summary results.  Senders can choose where the results should be sent.

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SSL and TLS

  • CheckTLS.com
    meta description: Secure eMail Web Tools to Test and Monitor TLS eMail.
    Maintenance Note: Also exists on Security page(s).

  • SSLShopper (sub page)
    meta description: Use this SSL Checker to troubleshoot common SSL Certificate installation problems on your server including verifying that the correct certificate is installed, valid, and properly trusted.
    Maintenance Note: Also exists on Security page(s).

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last modified: 2020.05.21, 12:55 -0400