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
cmu.edu education Carnegie Mellon University Google Workspace Active View
cn.ca corporate Canadian National Railway iphmx.com Active View
cna.com corporate CNA Financial Corporation Proofpoint Active View
cnn.com corporate Warner Bros. Discovery Microsoft 365 Active View
coastal.edu education Coastal Carolina University Barracuda Active View
coca-cola.com corporate The Coca-Cola Company Proofpoint Active View
cockroachlabs.com corporate Cockroach Labs Inc. Google Workspace Active View
cod.edu education College of DuPage cod.edu Active View
cofc.edu education College of Charleston Microsoft 365 Active View
cogeco.ca isp Cogeco Communications cogeco.ca Active View
cognizant.com corporate Cognizant Technology Microsoft 365 Active View
cohesity.com corporate Cohesity Inc. mxrecord.io Active View
coinbase.com corporate Coinbase Global Google Workspace Active View
coldemail.info disposable — None Active View
coldwellbanker.com corporate Coldwell Banker Real Estate Microsoft 365 Active View
colgatepalmolive.com corporate Colgate-Palmolive Company Zoho Mail Active View
colliers.com corporate Colliers International Proofpoint Active View
colorado.edu education University of Colorado Boulder Microsoft 365 Active View
colorado.gov government State of Colorado None Active View
columbia.edu education Columbia University Proofpoint Active View
comcast.net isp Comcast Corporation comcast.net Active View
commerce.gov government Department of Commerce Microsoft 365 Active View
commonspirit.org corporate CommonSpirit Health Proofpoint Active View
commvault.com corporate Commvault Systems fireeyecloud.com Active View
compass.com corporate Compass Inc. Google Workspace Active View
conagra.com corporate Conagra Brands Proofpoint Active View
confluent.io corporate Confluent Inc. Google Workspace Active View
connecticut.gov government State of Connecticut None Inactive View
consolidated-edison.com corporate Consolidated Edison None Inactive View
consolidated.net isp Consolidated Communications carrierzone.com Active View
consolidatedcommunications.com isp Consolidated Communications Self-hosted Active View
constellation.com corporate Constellation Brands Microsoft 365 Active View
contentful.com corporate Contentful GmbH Proofpoint Active View
continental.com corporate Continental AG Microsoft 365 Active View
convoy.com corporate Convoy Proofpoint Active View
cooper.edu education The Cooper Union Microsoft 365 Active View
coppin.edu education Coppin State University Proofpoint Active View
cornell.edu education Cornell University Microsoft 365 Active View
corsair.com corporate Corsair Gaming Mimecast Active View
cosco.com corporate COSCO Shipping cosco.com Active View
cosmorph.com disposable — None Active View
costco.com corporate Costco Wholesale Proofpoint Active View
coty.com corporate Coty Inc Google Workspace Active View
couchbase.com corporate Couchbase Inc. Microsoft 365 Active View
countermail.com freemail CounterMail countermail.com Active View
coupa.com corporate Coupa Software Mimecast Active View
courrieltemporaire.com disposable — None Inactive View
covance.com corporate Covance Inc. covance.com Active View
covestro.com corporate Covestro AG Microsoft 365 Active View
cox.net isp Cox Communications Yahoo Mail Active View

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