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
uwosh.edu education University of Wisconsin-Oshkosh Microsoft 365 Active View
uwm.edu education University of Wisconsin-Milwaukee Microsoft 365 Active View
uwlax.edu education University of Wisconsin-La Crosse Microsoft 365 Active View
uwgb.edu education University of Wisconsin-Green Bay Microsoft 365 Active View
uwec.edu education University of Wisconsin-Eau Claire Microsoft 365 Active View
uwclub.net isp UW Club megamailservers.com Active View
uwaterloo.ca education University of Waterloo iphmx.com Active View
uw.edu education University of Washington Proofpoint Active View
uvm.edu education University of Vermont uvm.edu Active View
utsa.edu education University of Texas at San Antonio Microsoft 365 Active View
uts.edu.au education University of Technology Sydney Mimecast Active View
utoronto.ca education University of Toronto Microsoft 365 Active View
utk.edu education University of Tennessee Knoxville Microsoft 365 Active View
utexas.edu education University of Texas at Austin utexas.edu Active View
utep.edu education University of Texas at El Paso Microsoft 365 Active View
utah.gov government State of Utah Google Workspace Active View
utah.edu education University of Utah iphmx.com Active View
usyd.edu.au education University of Sydney Mimecast Active View
usu.edu education Utah State University Microsoft 365 Active View
usps.com government United States Postal Service Proofpoint Active View
usp.br education University of Sao Paulo Google Workspace Active View
usi.edu education University of Southern Indiana Microsoft 365 Active View
usf.edu education University of South Florida Microsoft 365 Active View
usda.gov government U.S. Department of Agriculture Microsoft 365 Active View
usd.edu education University of South Dakota Microsoft 365 Active View
usc.edu education University of Southern California Proofpoint Active View
usaid.gov government U.S. Agency for International Development Google Workspace Active View
usaa.com corporate USAA Proofpoint Active View
usa.gov government U.S. Government None Active View
usa.com freemail USA.com Inc. mail.com Active View
uri.edu education University of Rhode Island Proofpoint Active View
uq.edu.au education University of Queensland iphmx.com Active View
ups.com corporate United Parcel Service Proofpoint Active View
upmc.com corporate UPMC Proofpoint Active View
upenn.edu education University of Pennsylvania Proofpoint Active View
upc.nl isp UPC Netherlands ziggo.com Active View
up.edu education University of Portland Microsoft 365 Active View
uottawa.ca education University of Ottawa Microsoft 365 Active View
uol.com.br freemail UOL Group com.br Active View
unum.com corporate Unum Group Proofpoint Active View
unt.edu education University of North Texas Microsoft 365 Active View
unsw.edu.au education UNSW Sydney Proofpoint Active View
uno.edu education University of Nebraska at Omaha Microsoft 365 Active View
unm.edu education University of New Mexico Microsoft 365 Active View
unlv.edu education University of Nevada, Las Vegas Google Workspace Active View
unl.edu education University of Nebraska-Lincoln Proofpoint Active View
unk.edu education University of Nebraska at Kearney Proofpoint Active View
universalmusic.com corporate Universal Music Group Microsoft 365 Active View
unitymedia.de isp Unitymedia unitymedia.de Active View
unity.com corporate Unity Technologies Google Workspace Active View

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