domain report

Is dummymails.cc a disposable email?

Yes. dummymails.cc is a disposable email domain: a throwaway inbox service.

GET /v1/check?domain=dummymails.ccchecked 18 Oct 2026
isBusinessEmail("dummymails.cc")
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
cloudflare email routing
SPF
v=spf1 include:_spf.mx.cloudflare.net ~all
DMARC policy
None
MX records for dummymails.cc
PriorityMX host
32route3.mx.cloudflare.net
45route2.mx.cloudflare.net
58route1.mx.cloudflare.net

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 dummymails.cc 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). dummymails.cc receives mail through route3.mx.cloudflare.net, route2.mx.cloudflare.net, route1.mx.cloudflare.net.

See the full disposable email domains list →

Questions about dummymails.cc

Is dummymails.cc a disposable email domain?

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

Should I block dummymails.cc 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 dummymails.cc receive email?

dummymails.cc receives mail through route3.mx.cloudflare.net, route2.mx.cloudflare.net, route1.mx.cloudflare.net.

How do I detect addresses like dummymails.cc 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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