Email Domain Lookup
Browse our comprehensive directory of popular email domains with detailed MX records, SPF, DKIM, DMARC authentication data, and mail server information. Research any domain before sending.
2,731 Domains Indexed
SPF, DKIM, DMARC Checks
MX Record Analysis
All (2,731)
Freemail (200)
Disposable (589)
Corporate (1,134)
Government (113)
Education (431)
Isp (264)
| Domain ▲ | Type | Organization | Mail Server | Status | |
|---|---|---|---|---|---|
| davispolk.com | corporate | Davis Polk and Wardwell | dpw.com | Active | View |
| dayrep.com | disposable | — | fakemailgenerator.com | Active | View |
| dayton.edu | education | University of Dayton | None | Inactive | View |
| daytonastate.edu | education | Daytona State College | Proofpoint | Active | View |
| dbschenker.com | corporate | DB Schenker | Microsoft 365 | Active | View |
| dbunker.com | disposable | — | None | Active | View |
| dcp.com | corporate | DCP Midstream | Microsoft 365 | Active | View |
| dea.gov | government | Drug Enforcement Administration | usdoj.gov | Active | View |
| dead.letter | disposable | — | None | Inactive | View |
| deadaddress.com | disposable | — | cloudflare.net | Active | View |
| deadfake.cf | disposable | — | None | Inactive | View |
| deadfake.ga | disposable | — | None | Inactive | View |
| deadfake.ml | disposable | — | None | Inactive | View |
| deadfake.tk | disposable | — | None | Inactive | View |
| deadspam.com | disposable | — | deadspam.com | Active | View |
| dealja.com | disposable | — | None | Inactive | View |
| debevoise.com | corporate | Debevoise and Plimpton | Mimecast | Active | View |
| deel.com | corporate | Deel Inc. | Google Workspace | Active | View |
| defense.gov | government | Department of Defense | None | Active | View |
| dell.com | corporate | Dell Technologies | Proofpoint | Active | View |
| deloitte.com | corporate | Deloitte Touche Tohmatsu | iphmx.com | Active | View |
| delta.com | corporate | Delta Air Lines | Proofpoint | Active | View |
| demon.net | isp | Demon Internet | demon.net | Active | View |
| dennys.com | corporate | Denny's Corporation | Microsoft 365 | Active | View |
| dentsu.com | corporate | Dentsu Group | Mimecast | Active | View |
| deshaw.com | corporate | D. E. Shaw Group | deshaw.net | Active | View |
| despam.it | disposable | — | None | Inactive | View |
| despammed.com | disposable | — | None | Active | View |
| desu.edu | education | Delaware State University | Microsoft 365 | Active | View |
| deutschebank.com | corporate | Deutsche Bank AG | None | Active | View |
| devnullmail.com | disposable | — | mailinator.com | Active | View |
| devry.edu | education | DeVry University | Microsoft 365 | Active | View |
| dfgh.net | disposable | — | spamgourmet.com | Active | View |
| dhl.com | corporate | DHL International | fortimailcloud.com | Active | View |
| dhs.gov | government | Department of Homeland Security | Proofpoint | Active | View |
| diageo.com | corporate | Diageo plc | Microsoft 365 | Active | View |
| dicks.com | corporate | DICK'S Sporting Goods | None | Active | View |
| digipen.edu | education | DigiPen Institute of Technology | digipen.edu | Active | View |
| digitalocean.com | corporate | DigitalOcean Holdings | Google Workspace | Active | View |
| digitalrealty.com | corporate | Digital Realty Trust | Microsoft 365 | Active | View |
| digitalsanctuary.com | disposable | — | Google Workspace | Active | View |
| digiweb.ie | isp | Digiweb | Microsoft 365 | Active | View |
| dillard.edu | education | Dillard University | Proofpoint | Active | View |
| dion.ne.jp | isp | DION (KDDI) | secure.jp | Active | View |
| dir.bg | freemail | Dir.bg Bulgaria | dir.bg | Active | View |
| discard.cf | disposable | — | None | Inactive | View |
| discard.email | disposable | — | discard.email | Active | View |
| discard.ga | disposable | — | None | Inactive | View |
| discard.gq | disposable | — | None | Inactive | View |
| discard.ml | disposable | — | None | Inactive | View |
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