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MailerSend

We are experiencing a technical issue

Degraded Lasted 0m · started · MailerSend's page

Level
confirmed
Worst impact
Degraded
Down Index
8of 100

What to do

  • Check whether your product depends on MailerSend. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 0m it lasted.

    Anything that failed between 2026-02-19 15:35 UTC and 2024-07-16 14:06 UTC may need a replay.
  • Subscribe to MailerSend's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=mailersend works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from MailerSend 3

  1. investigating

    We are aware of an issue that is currently affecting our email delivery to GMail accounts. Due to a rate-limiting issue, emails sent to GMail addresses are being deferred, resulting in delays in delivery. Our engineers are actively investigating the cause of this rate-limiting issue and are working diligently to resolve it as quickly as possible. We understand the frustration and inconvenience this may cause, and we deeply apologize for any disruptions this issue may have created for you or your business.

    provider

  2. monitoring

    A fix has been implemented, new emails should not be deferred.

    provider

  3. resolved

    Deliverability rate should be back to normal.

    provider

Reports count in aggregate; nothing about you is shown.

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-e4fd1d664c

Is MailerSend still down?

No, this incident was resolved 2024-07-16 14:06 UTC. For MailerSend's live state, see https://down.guide/mailersend.

How long did it last?

0m, from 2026-02-19 15:35 UTC to 2024-07-16 14:06 UTC, by the times MailerSend posted.

What caused it?

MailerSend hasn't published a root cause. If it does, it shows here.

Where does this come from?

MailerSend's official status page, https://status.mailersend.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.