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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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MX Records &
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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
kone.com corporate KONE Corporation Microsoft 365 Active View
konami.com corporate Konami Holdings Microsoft 365 Active View
kolabnow.com freemail Kolab Systems AG kolabnow.com Active View
klzlk.com disposable — klzlk.com Active View
kishwaukeecollege.edu education Kishwaukee College None Active View
kirkland.com corporate Kirkland and Ellis Proofpoint Active View
kirin.com corporate Kirin Holdings Google Workspace Active View
kirby.com corporate Kirby Corporation Microsoft 365 Active View
king.com corporate King Digital Entertainment Proofpoint Active View
kindermorgan.com corporate Kinder Morgan Microsoft 365 Active View
kind.com corporate KIND Snacks kind.de Active View
kimsdisk.com disposable — casadorock.com Active View
killmail.net disposable — None Active View
kikkoman.com corporate Kikkoman Corporation Google Workspace Active View
kiewit.com corporate Kiewit Corporation Microsoft 365 Active View
keysight.com corporate Keysight Technologies Proofpoint Active View
keyence.com corporate Keyence Corporation Proofpoint Active View
keycorp.com corporate KeyCorp None Active View
kettering.edu education Kettering University Microsoft 365 Active View
kentucky.gov government State of Kentucky Proofpoint Active View
kent.edu education Kent State University Microsoft 365 Active View
kennesaw.edu education Kennesaw State University Microsoft 365 Active View
keepmymail.com disposable — None Active View
kcsouthern.com corporate Kansas City Southern Proofpoint Active View
kcl.ac.uk education King's College London Microsoft 365 Active View
kayak.com corporate KAYAK Software Corporation Proofpoint Active View
kaspop.com disposable — kaspop.com Active View
kaspersky.com corporate Kaspersky Lab kaspersky-labs.com Active View
kasmail.com disposable — Self-hosted Active View
kaist.ac.kr education Korea Advanced Institute of Science and Technology gov-dooray.com Active View
kabelmail.de isp Kabel Deutschland vodafonemail.de Active View
kabeldeutschland.de isp Kabel Deutschland Microsoft 365 Active View
justice.gov government Department of Justice usdoj.gov Active View
juno.com freemail United Online untd.com Active View
junk1.com disposable — Self-hosted Active View
juniper.net corporate Juniper Networks Proofpoint Active View
jsums.edu education Jackson State University Google Workspace Active View
jpmorgan.com corporate JPMorgan Chase Symantec/Broadcom Active View
jourrapide.com disposable — heluna.com Active View
jonesday.com corporate Jones Day Proofpoint Active View
johnsonandjohnson.com corporate Johnson & Johnson None Active View
johnson-matthey.com corporate Johnson Matthey co.uk Active View
johndeere.com corporate Deere & Company Proofpoint Active View
jnxjn.com disposable — powered.name Active View
jmu.edu education James Madison University Microsoft 365 Active View
jll.com corporate Jones Lang LaSalle Inc. Proofpoint Active View
jio.com isp Reliance Jio jio.com Active View
jinkosolar.com corporate JinkoSolar jinkosolar.com Active View
jhu.edu education Johns Hopkins University johnshopkins.edu Active View
jfrog.com corporate JFrog Ltd. Google Workspace Active View

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