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
sharklasers.net disposable — cloudflare.net Active View
sharp.com corporate Sharp Corporation Proofpoint Active View
shaw.ca isp Shaw Communications cloudfilter.net Active View
sheffield.ac.uk education University of Sheffield Google Workspace Active View
shentel.net isp Shenandoah Telecommunications pangia.biz Active View
sherwin-williams.com corporate Sherwin-Williams Company sherwin.com Active View
shieldedmail.com disposable — simplelogin.co Active View
shiftmail.com disposable — Self-hosted Active View
shimano.com corporate Shimano Inc Microsoft 365 Active View
shitmail.de disposable — tempmail.de Active View
shitmail.me disposable — shitmail.me Active View
shitmail.org disposable — shitmail.org Active View
shopify.com corporate Shopify Inc. Google Workspace Active View
shoprite.com corporate Shoprite Holdings shoprite.com Active View
shortmail.net disposable — registrar-servers.com Active View
shsu.edu education Sam Houston State University Microsoft 365 Active View
si.edu government Smithsonian Institution Microsoft 365 Active View
sidley.com corporate Sidley Austin Proofpoint Active View
siem.com corporate Siemens Gamesa Renewable Energy None Active View
siemens-healthineers.com corporate Siemens Healthineers Microsoft 365 Active View
siemens.com corporate Siemens AG mx.microsoft Active View
sierraclub.org corporate Sierra Club Google Workspace Active View
sify.com freemail Sify Technologies Microsoft 365 Active View
signifyhealth.com corporate Signify Health Inc. Mimecast Active View
sika.com corporate Sika AG sika.com Active View
simonandschuster.com corporate Simon & Schuster Proofpoint Active View
sina.com freemail Sina Corp com.cn Active View
sinclair.edu education Sinclair Community College Mimecast Active View
singaporeair.com corporate Singapore Airlines Microsoft 365 Active View
singtel.com isp Singtel Microsoft 365 Active View
sinnlos-mail.de disposable — targetbyte.com Active View
siriusxm.com corporate Sirius XM Holdings Proofpoint Active View
sisense.com corporate Sisense Inc. Google Workspace Active View
siu.edu education Southern Illinois University Microsoft 365 Active View
sjtu.edu.cn education Shanghai Jiao Tong University edu.cn Active View
skadden.com corporate Skadden Arps Slate Meagher and Flom skadden.com Active View
skanska.com corporate Skanska AB Microsoft 365 Active View
skechers.com corporate Skechers U.S.A. Inc. Proofpoint Active View
skiff.com freemail Skiff None Active View
sktelecom.com isp SK Telecom sk.com Active View
sky.com isp Sky Group Yahoo Mail Active View
skyworks.com corporate Skyworks Solutions Google Workspace Active View
slack.com corporate Salesforce Inc. Google Workspace Active View
slaskpost.se disposable — cloudflare.net Active View
slingshot.co.nz isp Slingshot co.nz Active View
slipry.net disposable — mb5p.com Active View
slopsbox.com disposable — None Active View
slushmail.com disposable — None Active View
smartsheet.com corporate Smartsheet Inc. Proofpoint Active View
smashmail.de disposable — discard.email Active View

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