Email Domains Starting with R - Page 5

Search email domains by risk status

Search and browse email domains classified by RiskMail. Identify temporary/disposable domains and safe email providers.

Jump to All 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
letter R
r18.com.cdn.cloudflare.net
No MX
Safe
r18.dev
Business Domain
Safe
r18.kurikore.com
No MX
Safe
r18.video
No MX
Safe
r18.zip
Business Domain
Safe
r18av.com
Business Domain
Safe
r18av37.top
Business Domain
Safe
r18av40.top
No MX
Safe
r18av43.top
No MX
Safe
r18av44.top
No MX
Safe
r18av45.top
No MX
Safe
r18av53.top
No MX
Safe
r18d.xyz
No MX
Safe
r18gayvideos.co.uk
Business Domain
Safe
r18gayvideos.com
Business Domain
Safe
r18gazoumatome.blog.fc2.com
No MX
Safe
r18hub.com
Business Shared MX
Safe
r18japan.com
Business Domain
Safe
r18live.com
No MX
Safe
r18lu.com
No MX
Safe
r18mikoda.blogspot.com
No MX
Safe
r18moeimages.xyz
No MX
Safe
r18navi.com
No MX
Safe
r18show.com
No MX
Safe
r18udogyl.pl
No MX
Safe
r18video.blogspot.com
No MX
Safe
r18vr.com
No MX
Safe
r19-16v.de
Business Domain
Safe
r1a.co
Business Shared MX
Safe
r1a.eu
Business Domain
Safe
r1bnc.com
Business Domain
Safe
r1c.co
No MX
Safe
r1ch4rtroleplay.tumblr.com
No MX
Safe
r1cu.org
Business Shared MX
Safe
r1dd1ck.tumblr.com
No MX
Safe
r1dvd.com
Business Domain
Safe
r1etb.com
No MX
Safe
r1host.com
No MX
Safe
r1j.hush2u.com
Temporary / Disposable
r1ke6.com
No MX
Safe
r1kln3trk.com
No MX
Safe
r1my.ru
Temporary / Disposable
r1ngsofalbert.tumblr.com
No MX
Safe
r1o-bet-win.pw
No MX
Safe
r1qaihnn9wb.cf
No MX
Safe
r1qaihnn9wb.ga
No MX
Safe
r1qaihnn9wb.gq
No MX
Safe
r1qaihnn9wb.ml
No MX
Safe
r1qaihnn9wb.tk
No MX
Safe
r1rcm.com
Business Shared MX
Safe
r1route.com
No MX
Safe
r1s-prod.com
Business Shared MX
Safe
r1servers.com
Business Domain
Safe
r1soft.com
Business Shared MX
Safe
r1ss.com
Business Shared MX
Safe
r1whatsappsex.pages.dev
No MX
Safe
r1xx.com
No MX
Safe
r1zendigistr.com
No MX
Safe
r2-bike.com
Business Shared MX
Safe
r2-item.ru
Business Domain
Safe
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Explore domain risk signals used by the RiskMail API

The RiskMail domain directory is a public reference for email domains we have classified. Every entry is one of two states: Temporary / Disposable (a known throwaway-mail provider) or Safe (a free public email provider, a regular business domain with valid mail infrastructure, or a domain we have not yet seen disposable signals for).

If you operate a signup or login flow, this list is a starting point — disposable providers come and go faster than any static list can track. The RiskMail API reflects the live database in real time and returns a clean verdict: disposable | safe for each request.

See something missing or misclassified? Tell us and we'll re-evaluate the domain.