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MX check

MX Server Check

Verify availability and configuration of the servers that deliver your email.

MX Server Check

What does the MX server check do?

It verifies availability and correct configuration of email delivery servers. Watches response, speed and configuration changes so email is delivered reliably.

Why monitor MX servers?

MX servers are a critical part of email infrastructure. If unavailable, email can be lost or undelivered.

  • Ensures reliable email delivery.
  • Lets you react quickly to availability issues.
  • Keeps you aware of changes affecting email.

What do the individual fields mean and why do they matter?

5 fields
1

Domain

What it meansDomain to monitor MX servers for (e.g. example.com).
Why it mattersIdentifies the domain whose email infrastructure is watched.
2

Connection timeout

What it meansMaximum time to establish the connection.
Why it mattersIdentifies slow or unavailable servers.
3

Response timeout

What it meansMaximum time to wait for a response after connecting.
Why it mattersEnsures servers respond within acceptable time.
4

Slow (ms)

What it meansThreshold above which the response is slow.
Why it mattersWatches MX performance and speed issues.
5

Notify on MX changes

What it meansAlert if MX configuration changes.
Why it mattersProtects against unauthorized changes affecting delivery.
Minimum check interval
FREE15 minutes
PRO5 minutes
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