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 | |
|---|---|---|---|---|---|
| mcgill.ca | education | McGill University | Microsoft 365 | Active | View |
| mcdonalds.com | corporate | McDonald's Corporation | mcdonalds.com | Active | View |
| mccormick.com | corporate | McCormick and Company | Microsoft 365 | Active | View |
| mccneb.edu | education | Metropolitan Community College (Nebraska) | Proofpoint | Active | View |
| mbx.cc | disposable | — | None | Inactive | View |
| mayoclinic.org | corporate | Mayo Clinic | mayo.edu | Active | View |
| mayland.edu | education | Mayland Community College | Microsoft 365 | Active | View |
| mattel.com | corporate | Mattel | Microsoft 365 | Active | View |
| matson.com | corporate | Matson Inc. | Proofpoint | Active | View |
| mathworks.com | corporate | MathWorks Inc. | Mimecast | Active | View |
| mastercard.com | corporate | Mastercard Inc. | Proofpoint | Active | View |
| massmutual.com | corporate | Massachusetts Mutual Life Insurance | Proofpoint | Active | View |
| massgeneral.org | corporate | Massachusetts General Hospital | partners.org | Active | View |
| massart.edu | education | Massachusetts College of Art and Design | Google Workspace | Active | View |
| massachusetts.gov | government | State of Massachusetts | None | Active | View |
| masco.com | corporate | Masco Corporation | Microsoft 365 | Active | View |
| maryland.gov | government | State of Maryland | Google Workspace | Active | View |
| marvell.com | corporate | Marvell Technology | Proofpoint | Active | View |
| marubeni.com | corporate | Marubeni Corporation | Microsoft 365 | Active | View |
| martinmarietta.com | corporate | Martin Marietta Materials | Microsoft 365 | Active | View |
| marshall.edu | education | Marshall University | Microsoft 365 | Active | View |
| marriott.com | corporate | Marriott International | Microsoft 365 | Active | View |
| marqeta.com | corporate | Marqeta Inc. | Google Workspace | Active | View |
| mariadb.com | corporate | MariaDB Corporation | Google Workspace | Active | View |
| mantech.com | corporate | ManTech International | Google Workspace | Active | View |
| manpowergroup.com | corporate | ManpowerGroup | Microsoft 365 | Active | View |
| manifestgenerator.com | disposable | — | m2bp.com | Active | View |
| mandt.com | corporate | M&T Bank Corporation | Google Workspace | Active | View |
| manchester.ac.uk | education | University of Manchester | Proofpoint | Active | View |
| malwarebytes.com | corporate | Malwarebytes Inc. | Microsoft 365 | Active | View |
| makemetheking.com | disposable | — | cloudflare.net | Active | View |
| majid-al-futtaim.com | corporate | Majid Al Futtaim | None | Active | View |
| maine.edu | education | University of Maine | Google Workspace | Active | View |
| mailzilla.com | disposable | — | spamhero.com | Active | View |
| mailtv.tv | disposable | — | mailde.de | Active | View |
| mailtv.net | disposable | — | mailde.de | Active | View |
| mailtrash.net | disposable | — | amazonaws.com | Active | View |
| mailtothis.com | disposable | — | mailinator.com | Active | View |
| mailtome.de | disposable | — | secure-mailgate.com | Active | View |
| mailtemp.net | disposable | — | mailtemp.net | Active | View |
| mailtemp.info | disposable | — | cpsinet.net | Active | View |
| mailslite.com | disposable | — | mailslite.com | Active | View |
| mailslapping.com | disposable | — | amazonaws.com | Active | View |
| mailsiphon.com | disposable | — | Self-hosted | Active | View |
| mailshell.com | disposable | — | mailshell.com | Active | View |
| mailseal.de | disposable | — | Self-hosted | Active | View |
| mailscrap.com | disposable | — | devrolab.com | Active | View |
| mailsac.com | disposable | — | mailsac.com | Active | View |
| mailrock.biz | disposable | — | mailrock.biz | Active | View |
| mailpick.biz | disposable | — | amazonaws.com | Active | View |
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