How to troubleshoot email deliverability issues to specific business domains?
Summary
What email marketers say11Marketer opinions
Email marketer from GlockApps shares using deliverability testing tools like GlockApps helps identify placement issues across different ISPs.
Email marketer from Reddit shares that checking if your domain or IP is blacklisted is crucial when troubleshooting deliverability problems, and suggests using tools like MXToolbox.
Email marketer from EmailOnAcid shares testing email content using tools like Litmus or Email on Acid helps identify spam trigger words or poor HTML coding that can impact deliverability.
Email marketer from Sendinblue shares that proper email authentication (SPF, DKIM, DMARC) is crucial for improving deliverability and ensuring emails are not flagged as spam.
Email marketer from Gmass explains personalizing emails and avoiding generic content can improve engagement and prevent emails from being marked as spam.
Email marketer from HubSpot explains checking your sender reputation using tools like Google Postmaster Tools is essential for identifying deliverability issues.
Email marketer from Email Geeks shares to check the response status, noting that Proofpoint may quarantine emails for review. Suggests contacting someone at the receiving end to check their quarantine.
Email marketer from Email Marketing Forum shares asking recipients to add your sending address to their address book or whitelist it can improve deliverability.
Email marketer from Litmus explains practicing regular list hygiene by removing inactive or invalid email addresses to improve engagement rates.
Email marketer from StackOverflow explains analyzing bounce codes provides insights into why emails are not being delivered (e.g., mailbox full, spam rejection).
Email marketer from Mailjet explains that IP reputation significantly impacts deliverability. A poor IP reputation can lead to emails being marked as spam or blocked.
What the experts say7Expert opinions
Expert from Email Geeks suggests that the domains might be spamtrap domains.
Expert from Email Geeks suggests checking the MX records for the domains experiencing deliverability issues. Further suggests to telnet to port 25 on the MXs and see what the EHLO is.
Expert from Word to the Wise responds that setting up and monitoring feedback loops (FBLs) to identify and address recipient complaints promptly is essential.
Expert from Email Geeks recommends contacting postmaster@proofpoint for assistance, mentioning the response might indicate complaints about the mail.
Expert from Word to the Wise shares that consistently removing inactive and invalid addresses improves engagement metrics, benefiting overall deliverability.
Expert from SpamResource explains using seed lists to send test emails and track their delivery can help identify where emails are being blocked or filtered.
Expert from SpamResource explains that your sender reputation is key to deliverability. Monitor it to identify dips which may indicate problems.
What the documentation says5Technical articles
Documentation from RFC explains that SPF records can specify which mail servers are authorized to send email on behalf of your domain.
Documentation from Microsoft explains utilizing the Junk Email Reporting (JER) program provides feedback on messages marked as junk by users.
Documentation from DMARC.org explains how DMARC policy allows senders to indicate that their emails are protected by SPF and/or DKIM, and tells receivers what to do if neither of those authentication methods passes.
Documentation from Cisco explains using SenderBase provides insight into your IP address and domain reputation as seen by IronPort email security appliances.
Documentation from Google details how to use Postmaster Tools to monitor your domain's reputation, spam rate, and other metrics impacting deliverability to Gmail users.