domain report

Is gmx.plus a disposable email?

Yes. gmx.plus is a disposable email domain: a throwaway inbox service.

GET /v1/check?domain=gmx.pluschecked 18 Oct 2026
isBusinessEmail("gmx.plus")
false

Disposable inbox — it will stop receiving mail soon.

category
disposable
recommendation
block
confidence
97%
  • Google Workspace: not detected
  • Microsoft 365: not detected

Mail setup

Receives mail
Yes
Mail provider
—
SPF
v=spf1 mx -all
DMARC policy
quarantine
MX records for gmx.plus
PriorityMX host
10mail.gmx.plus

Workspace

  • Google WorkspaceNot detected
  • Microsoft 365Not detected

Detected per company domain from public DNS and Microsoft's documented tenant discovery — never per person.

Why this verdict

Confidence 97% · recommendation block under the default b2b policy.

What this means

Addresses at gmx.plus are created in seconds without sign-up and are usually abandoned soon after. They are used to get past email verification, claim free trials more than once or avoid follow-up email. It is on our disposable email domains list.

isBusinessEmail returns category "disposable" and recommends block under every policy (b2b, strict and lenient). gmx.plus receives mail through mail.gmx.plus.

See the full disposable email domains list →

Questions about gmx.plus

Is gmx.plus a disposable email domain?

Yes. gmx.plus is on the isBusinessEmail disposable list, so a check returns category "disposable" and the recommendation "block".

Should I block gmx.plus at sign-up?

For most products, yes: a disposable inbox stops receiving mail soon, so you can't reach the user later. isBusinessEmail recommends block under all three policies.

Can gmx.plus receive email?

gmx.plus receives mail through mail.gmx.plus.

How do I detect addresses like gmx.plus automatically?

Call POST /v1/check with the address or domain. Disposable domains come back with is_disposable: true, from a list merged from open sources and our own detection and updated daily.

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Checked over a POST request — nothing you type ends up in a URL or in analytics.