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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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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
uiuc.edu education University of Illinois illinois.edu Active View
ukr.net freemail UKR.NET ukr.net Active View
uky.edu education University of Kentucky Microsoft 365 Active View
ulta.com corporate Ulta Beauty Inc. Proofpoint Active View
umass.edu education University of Massachusetts Amherst Microsoft 365 Active View
umd.edu education University of Maryland iphmx.com Active View
umes.edu education University of Maryland Eastern Shore Microsoft 365 Active View
umich.edu education University of Michigan umich.edu Active View
umicore.com corporate Umicore SA Microsoft 365 Active View
umkc.edu education University of Missouri-Kansas City Microsoft 365 Active View
umn.edu education University of Minnesota umn.edu Active View
umsl.edu education University of Missouri-St. Louis Microsoft 365 Active View
una.edu education University of North Alabama Proofpoint Active View
unam.mx education National Autonomous University of Mexico Microsoft 365 Active View
unc.edu education University of North Carolina at Chapel Hill Microsoft 365 Active View
unca.edu education University of North Carolina at Asheville Google Workspace Active View
uncc.edu education University of North Carolina at Charlotte iphmx.com Active View
uncg.edu education University of North Carolina at Greensboro Microsoft 365 Active View
uncw.edu education University of North Carolina Wilmington Microsoft 365 Active View
und.edu education University of North Dakota Microsoft 365 Active View
ung.edu education University of North Georgia Proofpoint Active View
unh.edu education University of New Hampshire Microsoft 365 Active View
uni-bonn.de education University of Bonn uni-bonn.de Active View
uni-heidelberg.de education Heidelberg University uni-heidelberg.de Active View
unicamp.br education University of Campinas Google Workspace Active View
unimelb.edu.au education University of Melbourne Mimecast Active View
unionpacific.com corporate Union Pacific Railroad None Active View
uniqlo.com corporate Fast Retailing - UNIQLO Microsoft 365 Active View
united.com corporate United Airlines Proofpoint Active View
unitedhealth.com corporate UnitedHealth Group corpmailsvcs.com Active View
unitedway.org corporate United Way Worldwide Barracuda Active View
unity.com corporate Unity Technologies Google Workspace Active View
unitymedia.de isp Unitymedia unitymedia.de Active View
universalmusic.com corporate Universal Music Group Microsoft 365 Active View
unk.edu education University of Nebraska at Kearney Proofpoint Active View
unl.edu education University of Nebraska-Lincoln Proofpoint Active View
unlv.edu education University of Nevada, Las Vegas Google Workspace Active View
unm.edu education University of New Mexico Microsoft 365 Active View
uno.edu education University of Nebraska at Omaha Microsoft 365 Active View
unsw.edu.au education UNSW Sydney Proofpoint Active View
unt.edu education University of North Texas Microsoft 365 Active View
unum.com corporate Unum Group Proofpoint Active View
uol.com.br freemail UOL Group com.br Active View
uottawa.ca education University of Ottawa Microsoft 365 Active View
up.edu education University of Portland Microsoft 365 Active View
upc.nl isp UPC Netherlands ziggo.com Active View
upenn.edu education University of Pennsylvania Proofpoint Active View
upmc.com corporate UPMC Proofpoint Active View
ups.com corporate United Parcel Service Proofpoint Active View
uq.edu.au education University of Queensland iphmx.com Active View

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