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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
roberthalf.com corporate Robert Half International Microsoft 365 Active View
roadrunner.com isp Spectrum/Charter charter.net Active View
rmqkr.net disposable — above.com Active View
rklips.com disposable — None Active View
ritzcarlton.com corporate The Ritz-Carlton Hotel Company Microsoft 365 Active View
rit.edu education Rochester Institute of Technology rit.edu Active View
risd.edu education Rhode Island School of Design Google Workspace Active View
rippling.com corporate Rippling Inc. Google Workspace Active View
riotinto.com corporate Rio Tinto Group Microsoft 365 Active View
riotgames.com corporate Riot Games Inc. Google Workspace Active View
ringling.edu education Ringling College of Art and Design Microsoft 365 Active View
ringcentral.com corporate RingCentral Inc. Proofpoint Active View
richland.edu education Richland Community College Microsoft 365 Active View
rice.edu education Rice University Proofpoint Active View
rfreed.com corporate R+L Carriers rfreed.com Active View
rexel.com corporate Rexel S.A. Microsoft 365 Active View
revlon.com corporate Revlon Microsoft 365 Active View
reuters.com corporate Thomson Reuters Proofpoint Active View
repligen.com corporate Repligen Corporation Mimecast Active View
rentech.com corporate Renaissance Technologies None Active View
renishaw.com corporate Renishaw plc Microsoft 365 Active View
renesas.com corporate Renesas Electronics Microsoft 365 Active View
render.com corporate Render Inc. Google Workspace Active View
remote.com corporate Remote Technology Inc. Google Workspace Active View
remgro.com corporate Remgro Limited Mimecast Active View
remax.com corporate RE/MAX Holdings Inc. Mimecast Active View
reliable-mail.com disposable — reliable-mail.com Active View
rejectmail.com disposable — None Active View
rei.com corporate REI Co-op Proofpoint Active View
regjeringen.no government Government of Norway None Active View
regions.com corporate Regions Financial Corporation Proofpoint Active View
regeneron.com corporate Regeneron Pharmaceuticals Proofpoint Active View
regbypass.com disposable — trouble-free.net Active View
redlands.edu education University of Redlands Microsoft 365 Active View
rediffmail.com freemail Rediff.com India akadns.net Active View
redhat.com corporate Red Hat/IBM Mimecast Active View
redfin.com corporate Redfin Corporation Google Workspace Active View
reddit.com corporate Reddit Inc. Google Workspace Active View
redcross.org corporate American Red Cross Microsoft 365 Active View
recyclemail.dk disposable — thirdechelon.net Active View
recursor.net disposable — spamgourmet.com Active View
recode.me disposable — None Active View
reckitt.com corporate Reckitt Benckiser Proofpoint Active View
receiveee.com disposable — None Active View
realogy.com corporate Realogy Holdings Corp. Mimecast Active View
reallymymail.com disposable — reallymymail.com Active View
rcpt.at disposable — trashmail.com Active View
rcn.com isp RCN Corporation rcn.com Active View
rccc.edu education Rowan-Cabarrus Community College Microsoft 365 Active View
razer.com corporate Razer Inc. Microsoft 365 Active View

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