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
uri.edu education University of Rhode Island Proofpoint Active View
usa.com freemail USA.com Inc. mail.com Active View
usa.gov government U.S. Government None Active View
usaa.com corporate USAA Proofpoint Active View
usaid.gov government U.S. Agency for International Development Google Workspace Active View
usc.edu education University of Southern California Proofpoint Active View
usd.edu education University of South Dakota Microsoft 365 Active View
usda.gov government U.S. Department of Agriculture Microsoft 365 Active View
usf.edu education University of South Florida Microsoft 365 Active View
usi.edu education University of Southern Indiana Microsoft 365 Active View
usp.br education University of Sao Paulo Google Workspace Active View
usps.com government United States Postal Service Proofpoint Active View
usu.edu education Utah State University Microsoft 365 Active View
usyd.edu.au education University of Sydney Mimecast Active View
utah.edu education University of Utah iphmx.com Active View
utah.gov government State of Utah Google Workspace Active View
utep.edu education University of Texas at El Paso Microsoft 365 Active View
utexas.edu education University of Texas at Austin utexas.edu Active View
utk.edu education University of Tennessee Knoxville Microsoft 365 Active View
utoronto.ca education University of Toronto Microsoft 365 Active View
uts.edu.au education University of Technology Sydney Mimecast Active View
utsa.edu education University of Texas at San Antonio Microsoft 365 Active View
uvm.edu education University of Vermont uvm.edu Active View
uw.edu education University of Washington Proofpoint Active View
uwaterloo.ca education University of Waterloo iphmx.com Active View
uwclub.net isp UW Club megamailservers.com Active View
uwec.edu education University of Wisconsin-Eau Claire Microsoft 365 Active View
uwgb.edu education University of Wisconsin-Green Bay Microsoft 365 Active View
uwlax.edu education University of Wisconsin-La Crosse Microsoft 365 Active View
uwm.edu education University of Wisconsin-Milwaukee Microsoft 365 Active View
uwosh.edu education University of Wisconsin-Oshkosh Microsoft 365 Active View
uwp.edu education University of Wisconsin-Platteville Microsoft 365 Active View
uwrf.edu education University of Wisconsin-River Falls Microsoft 365 Active View
uwsp.edu education University of Wisconsin-Stevens Point Microsoft 365 Active View
uwstout.edu education University of Wisconsin-Stout Microsoft 365 Active View
uww.edu education University of Wisconsin-Whitewater iphmx.com Active View
uzh.ch education University of Zurich Microsoft 365 Active View
va.gov government Department of Veterans Affairs va.gov Active View
valdosta.edu education Valdosta State University Microsoft 365 Active View
vale.com corporate Vale S.A. Microsoft 365 Active View
valenciacollege.edu education Valencia College Microsoft 365 Active View
valve.com corporate Valve Corporation supremebox.com Active View
valvesoftware.com corporate Valve Corporation Mimecast Active View
vanderbilt.edu education Vanderbilt University Microsoft 365 Active View
vanguard.com corporate The Vanguard Group Proofpoint Active View
varonis.com corporate Varonis Systems Proofpoint Active View
vcu.edu education Virginia Commonwealth University iphmx.com Active View
veeva.com corporate Veeva Systems Google Workspace Active View
velox.com.br isp Velox (Oi) com.br Active View
veracyte.com corporate Veracyte Inc. Mimecast Active View

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