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
sinnlos-mail.de disposable — targetbyte.com Active View
singtel.com isp Singtel Microsoft 365 Active View
singaporeair.com corporate Singapore Airlines Microsoft 365 Active View
sinclair.edu education Sinclair Community College Mimecast Active View
sina.com freemail Sina Corp com.cn Active View
simonandschuster.com corporate Simon & Schuster Proofpoint Active View
sika.com corporate Sika AG sika.com Active View
signifyhealth.com corporate Signify Health Inc. Mimecast Active View
sify.com freemail Sify Technologies Microsoft 365 Active View
sierraclub.org corporate Sierra Club Google Workspace Active View
siemens.com corporate Siemens AG mx.microsoft Active View
siemens-healthineers.com corporate Siemens Healthineers Microsoft 365 Active View
siem.com corporate Siemens Gamesa Renewable Energy None Active View
sidley.com corporate Sidley Austin Proofpoint Active View
si.edu government Smithsonian Institution Microsoft 365 Active View
shsu.edu education Sam Houston State University Microsoft 365 Active View
shortmail.net disposable — registrar-servers.com Active View
shoprite.com corporate Shoprite Holdings shoprite.com Active View
shopify.com corporate Shopify Inc. Google Workspace Active View
shitmail.org disposable — shitmail.org Active View
shitmail.me disposable — shitmail.me Active View
shitmail.de disposable — tempmail.de Active View
shimano.com corporate Shimano Inc Microsoft 365 Active View
shiftmail.com disposable — Self-hosted Active View
shieldedmail.com disposable — simplelogin.co Active View
sherwin-williams.com corporate Sherwin-Williams Company sherwin.com Active View
shentel.net isp Shenandoah Telecommunications pangia.biz Active View
sheffield.ac.uk education University of Sheffield Google Workspace Active View
shaw.ca isp Shaw Communications cloudfilter.net Active View
sharp.com corporate Sharp Corporation Proofpoint Active View
sharklasers.net disposable — cloudflare.net Active View
sharklasers.com disposable — guerrillamail.com Active View
sfu.ca education Simon Fraser University Proofpoint Active View
sfr.fr freemail SFR France sfr.fr Active View
sfcollege.edu education Santa Fe College Microsoft 365 Active View
seznam.cz freemail Seznam.cz seznam.cz Active View
servicenow.com corporate ServiceNow Inc. Mimecast Active View
sephora.com corporate Sephora USA Inc. Proofpoint Active View
seosu.edu education Southeastern Oklahoma State University None Inactive View
sentinelone.com corporate SentinelOne Inc. Google Workspace Active View
sendspamhere.com disposable — mailinator.com Active View
semo.edu education Southeast Missouri State University Microsoft 365 Active View
seminolestate.edu education Seminole State College of Florida Proofpoint Active View
segment.com corporate Twilio Segment Proofpoint Active View
sega.com corporate Sega Corporation Proofpoint Active View
seed.net.tw isp Seednet net.tw Active View
sec.gov government Securities and Exchange Commission Microsoft 365 Active View
seattleu.edu education Seattle University Microsoft 365 Active View
seaside.net isp Seaside Communications uniserve.com Active View
sealed-air.com corporate Sealed Air Corporation Self-hosted Active View

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