domain report
Is n1nja.org a disposable email?
Yes. n1nja.org is a disposable email domain: a throwaway inbox service.
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
- —
- DMARC policy
- None
| Priority | MX host |
|---|---|
| 10 | mail.mailinator.com |
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 n1nja.org 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). n1nja.org receives mail through mail.mailinator.com.
Questions about n1nja.org
Is n1nja.org a disposable email domain?
Yes. n1nja.org is on the isBusinessEmail disposable list, so a check returns category "disposable" and the recommendation "block".
Should I block n1nja.org 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 n1nja.org receive email?
n1nja.org receives mail through mail.mailinator.com.
How do I detect addresses like n1nja.org 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.