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 | |
|---|---|---|---|---|---|
| wright.edu | education | Wright State University | Microsoft 365 | Active | View |
| wrike.com | corporate | Wrike Inc. | wrike.com | Active | View |
| writeme.com | freemail | WriteMail | mail.com | Active | View |
| wsj.com | corporate | Dow Jones/News Corp | Proofpoint | Active | View |
| wsp.com | corporate | WSP Global | Microsoft 365 | Active | View |
| wsu.edu | education | Washington State University | Proofpoint | Active | View |
| wustl.edu | education | Washington University in St. Louis | wustl.edu | Active | View |
| wuxi.com | corporate | WuXi AppTec | None | Active | View |
| wwe.com | corporate | World Wrestling Entertainment | Mimecast | Active | View |
| wwu.edu | education | Western Washington University | Microsoft 365 | Active | View |
| wyndham.com | corporate | Wyndham Hotels & Resorts | Proofpoint | Active | View |
| wynn.com | corporate | Wynn Resorts | wynn.com | Active | View |
| x.com | corporate | X Corp. | Google Workspace | Active | View |
| xagloo.com | disposable | — | None | Active | View |
| xbox.com | corporate | Microsoft Xbox | Microsoft 365 | Active | View |
| xcelenergy.com | corporate | Xcel Energy | Proofpoint | Active | View |
| xfinity.com | isp | Comcast Corporation | comcast.net | Active | View |
| xiaomi.com | corporate | Xiaomi Corporation | xiaomi.com | Active | View |
| xpeng.com | corporate | XPeng Inc | Microsoft 365 | Active | View |
| xpo.com | corporate | XPO Logistics | Proofpoint | Active | View |
| xs4all.nl | isp | XS4ALL | kpnmail.nl | Active | View |
| xtra.co.nz | freemail | Spark NZ | smxcloud.com | Active | View |
| xula.edu | education | Xavier University of Louisiana | Microsoft 365 | Active | View |
| xylem.com | corporate | Xylem Inc. | Proofpoint | Active | View |
| ya.com | freemail | Orange Spain | ya.com | Active | View |
| ya.ru | freemail | Yandex LLC | Yandex Mail | Active | View |
| yahoo.ca | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.co.id | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.co.in | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.co.jp | freemail | Yahoo Inc. | co.jp | Active | View |
| yahoo.co.nz | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.co.th | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.co.uk | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com.ar | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com.au | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com.br | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com.hk | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com.mx | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.com.tw | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.de | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.es | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.fr | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.gr | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yahoo.it | freemail | Yahoo Inc. | Yahoo Mail | Active | View |
| yakult.com | corporate | Yakult Honsha | co.jp | Active | View |
| yale.edu | education | Yale University | Microsoft 365 | Active | View |
| yandex.by | freemail | Yandex LLC | Yandex Mail | Active | View |
| yandex.com | freemail | Yandex LLC | Yandex Mail | Active | View |
| yandex.kz | freemail | Yandex LLC | Yandex Mail | Active | View |
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