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Find out if an email is real before you send. Select any domain below to verify a mailbox exists, check MX records and mail server health, review SPF, DKIM and DMARC authentication, and see the full deliverability profile. Or upload your entire list to the bulk verifier and clean it with 99.7% accuracy.

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Every Domain Report Includes

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MX Records &
Server Health
SPF, DKIM
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WHOIS &
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Popular Domains

gmail.com Google LLC yahoo.com Yahoo Inc. outlook.com Microsoft Corporation hotmail.com Microsoft Corporation live.com Microsoft Corporation icloud.com Apple Inc. aol.com AOL Inc. protonmail.com Proton AG comcast.net Comcast Corporation verizon.net Verizon Communications att.net AT&T Inc. msn.com Microsoft Corporation
All (2,731) Freemail (200) Disposable (589) Corporate (1,134) Government (113) Education (431) Isp (264)
Domain ▲ Type Organization Mail Server Status
newjersey.gov government State of New Jersey None Active View
newmark.com corporate Newmark Group Inc. Proofpoint Active View
newmont.com corporate Newmont Corporation Proofpoint Active View
newrelic.com corporate New Relic Inc. Google Workspace Active View
newyorklife.com corporate New York Life Insurance iphmx.com Active View
nexon.com corporate Nexon Co. Ltd. Microsoft 365 Active View
nextera.com corporate NextEra Energy Proofpoint Active View
nexteraenergy.com corporate NextEra Energy Resources Proofpoint Active View
nfl.com corporate National Football League Mimecast Active View
nhl.com corporate National Hockey League iphmx.com Active View
nice.com corporate NICE Ltd. nice.com Active View
nifty.com isp Nifty Corporation nifty.com Active View
nih.gov government National Institutes of Health nih.gov Active View
nike.com corporate Nike Inc. Proofpoint Active View
nintendo.com corporate Nintendo Co. Ltd. Proofpoint Active View
nio.com corporate NIO Inc nioext.com Active View
nissinfoods.com corporate Nissin Foods Holdings Microsoft 365 Active View
nist.gov government National Institute of Standards and Technology Microsoft 365 Active View
niu.edu education Northern Illinois University Microsoft 365 Active View
njit.edu education New Jersey Institute of Technology Google Workspace Active View
nku.edu education Northern Kentucky University Microsoft 365 Active View
nmu.edu education Northern Michigan University Google Workspace Active View
noaa.gov government National Oceanic and Atmospheric Administration Google Workspace Active View
nokia.com corporate Nokia Corporation Microsoft 365 Active View
nomura.com corporate Nomura Holdings Proofpoint Active View
noos.fr isp Noos sfr.fr Active View
nordnet.fr isp Nordnet nordnet.fr Active View
nordson.com corporate Nordson Corporation Mimecast Active View
norfolksouthern.com corporate Norfolk Southern Proofpoint Active View
northcarolina.gov government State of North Carolina None Active View
northropgrumman.com corporate Northrop Grumman None Active View
northwestel.ca isp Northwestel Inc. Barracuda Active View
northwestern.edu education Northwestern University northwestern.edu Active View
notion.so corporate Notion Labs None Active View
nottingham.ac.uk education University of Nottingham Microsoft 365 Active View
novartis.com corporate Novartis AG Proofpoint Active View
novoNordisk.com corporate Novo Nordisk Mimecast Active View
nps.gov government National Park Service Microsoft 365 Active View
nrdc.org corporate Natural Resources Defense Council Proofpoint Active View
nsa.gov government National Security Agency mail.mil Active View
ntelos.net isp nTelos carrierzone.com Active View
ntl.com isp Virgin Media UK fireeyecloud.com Active View
ntlworld.com freemail Virgin Media UK virginmedia.com Active View
ntt.com isp NTT Communications Microsoft 365 Active View
ntu.edu.sg education Nanyang Technological University trendmicro.com Active View
nubank.com corporate Nu Holdings - Nubank Google Workspace Active View
nucor.com corporate Nucor Corporation Microsoft 365 Active View
numericable.fr isp Numericable sfr.fr Active View
nus.edu.sg education National University of Singapore trendmicro.com Active View
nutanix.com corporate Nutanix Inc. Proofpoint Active View

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