Dive into our data, search now!

We offer robust APIs and data services for domainers, data crawlers, security teams and many more.

383.2 M

Domains known to webXtrend

9.1 M

New domains in the last 30 days

62.3 M

Social media profiles detected

sendtestmail.com

sendtestmail.com serves a website of its own over HTTPS. It answers on both IPv4 and IPv6, with a valid TLS certificate.

21,742,470 other domains share an IP address with it.

The most recent crawl returned the page title “Test Email - Send a Free Test Email Online | SendTestMail” and 93,342 bytes of HTML.

Domain properties

Property Value Explanation
Top-level domain .com Statistics for all domains we know under this TLD.
Has website yes A website is hosted under the domain, which does not redirect to an external domain.
Has MX-record no The domain has an MX record.
External redirect no The domain redirects to another domain.
Redirect to https yes The domain redirects to https.
Redirect to www. no The domain redirects to www.domain.
Only with www. no The domain can only be reached with the subdomain "www".
Only DNS, no website no There are no A or AAAA records in DNS.
IP-Address Both Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate valid Shows whether the domain has a valid SSL certificate.
Redirects 0 Number of domains that redirect to this domain.
Reverse IP 21,742,470 Number of domains with the same IP(s).

Detected social media networks

No social networks found on this website.

Similar websites

Website Similarity
Email Testing Tool & Test Inbox | MSGTMP
MSGTMP is an email testing tool for developers and QA. Create a test inbox to receive verification codes, signup alerts, and HTML emails—then inspect every d...
92 %
Send a Test Email Free — See the Real SMTP Response | TestEmailSender
Send a free test email to any address and see the exact SMTP response from the receiving mail server — the code, status and reply text. No sign-up, no softwa...
91 %
Testing emails has never been easier! Supercharge your marketing ✨ - Mailcatch.app
Test application emails without any extra effort with fake smtp server!
91 %
Mailsac: Disposable Test Email Addresses for QA & Developers
Get a test email address instantly: any @mailsac.com inbox receives mail with no signup. Private inboxes, custom domains and a REST API for automated QA.
89 %
Email deliverability and spam score test, and DKIM, SPF, DMARC validation and more | EmailChecky
Enhance email deliverability, analyze spam score, and validate DKIM, SPF, and DMARC records to ensure optimal email performance, security, and compliance.
89 %
resend.dev
89 %
Free email sending checker — SPF, DKIM, DMARC & content | Checkoutbound
Send a test email to check SPF, DKIM, DMARC, spam signals and broken signature images. Get clear results and practical fixes with Checkoutbound’s free email...
89 %
Deliverlens
88 %
MailSends — Free Email Deliverability Test
Send a test email to a disposable address and get a free spam-score report: SPF, DKIM and DMARC alignment, blocklist checks, link health and content hygiene....
88 %
Send a Test Email - Free Online Email Test | SendTestEmail.com
Send a free test email to any address in seconds. No signup. Get a unique Email ID and check the delivery status: accepted, bounced, or deferred.
88 %
MailJail - MailJail
Email Testing Platform for Developers
88 %
SafeBoat - Email Deliverability Testing
Test your email deliverability without harming your sender reputation. Know if your emails land in inbox, spam, or go missing.
88 %
InspectEmail — Email Authentication & Delivery Checks
See what your email is really sending. Inspect SPF, DKIM, DMARC, sending infrastructure, and the original message.
87 %
MailMoxie: Email Deliverability Testing Platform & Consulting | Identify Issues & Fix Delivery Problems
MailMoxie is your platform to identify and fix email deliverability issues. Test emails against 50+ spam triggers, analyze DNS records, and get expert delive...
87 %
Email Testing & Disposable Test Addresses | ForwardTop Inbox
ForwardTop provides disposable test addresses for verification codes, signup flows, and HTML email testing. Check delivery instantly without cluttering your...
87 %
Email Checker by Deltadromeus: ✔ Free Mail Tester ✔ Email Address Verifier
Verify if an email exists: check email addresses immediately for free! Online Checker, Email list Verifier & API Mail Tester services.
87 %
Email Vitals | Free Email Spam Test & Deliverability Report
Run a free Email Vitals spam test before you send. Check Gmail placement, authentication, links, copy, and deliverability issues.
87 %
Test-Mails — email deliverability tester
Send a test email and get a deliverability score out of 10: SpamAssassin, SPF, DKIM, DMARC, blacklists, reverse DNS and content quality.
87 %
htmltest.email - Free HTML Email Testing Tool
Send live test emails with HTML content and preview them instantly. Ideal for email developers and marketers.
87 %
EmailSpect - Disposable Email Service
87 %

Websites whose start page offers something similar, found by comparing the text of their start pages, across languages. Near-identical copies, parking pages and error pages are left out.

Last SSL certificate

Issuer Google Trust Services
Valid from 9/16/2026
Valid to 12/15/2026
Time until expiry 63 days

Last successful crawl

Title Test Email - Send a Free Test Email Online | SendTestMail
Description Send a free test email online, verify inbox delivery, and inspect the delivery timeline in seconds.
Content-Length 93,342 bytes

Title and description as published by the page itself in its own <title> and <meta name="description"> tags.

DNS history

IPv4 address Last updated
104.21.8.23 4/24/2026
172.67.138.65 4/24/2026
188.114.96.0 4/17/2026
188.114.97.0 4/17/2026
104.21.8.23 4/10/2026
IPv6 address Last updated
2606:4700:3035:0:0:0:6815:817 6/25/2026
2606:4700:3035:0:0:0:ac43:8a41 6/25/2026
2606:4700:3030:0:0:0:6815:817 4/30/2026
2606:4700:3030:0:0:0:ac43:8a41 4/30/2026
2a06:98c1:3120:0:0:0:0:0 4/17/2026
Name server Last updated
dana.ns.cloudflare.com 10/14/2025
mark.ns.cloudflare.com 10/14/2025
expire1.gname-dns.com 9/2/2024
expire2.gname-dns.com 9/2/2024
a.share-dns.com 4/28/2024

Most recent redirect domains

No domains found.

Reverse IP neighbours

2a06:98c1:3120::3 9,713,000 domains · here since 10/3/2026
Domain On this IP since
zzzzzzzzz.xyz 10/6/2026
zzzzzzzzum.icu 10/13/2026
zzzzzzys.com 9/19/2026
zzzzzwwwppodjfdkodkloq.com 9/28/2026
zzzzzssss55.online 9/16/2026
zzzzzssss55.buzz 9/20/2026
zzzzzsss77.online 9/20/2026
zzzzzssj.com 9/14/2026
zzzzzn.com 9/20/2026
zzzzz7777.com 9/17/2026
zzzzz1.com 9/25/2026
zzzzz.info 9/29/2026
and 9,712,987 more
2a06:98c1:3121::3 9,712,997 domains · here since 10/3/2026
Domain On this IP since
zzzzzzzzz.xyz 10/6/2026
zzzzzzzzum.icu 10/13/2026
zzzzzzys.com 9/19/2026
zzzzzwwwppodjfdkodkloq.com 9/28/2026
zzzzzssss55.online 9/16/2026
zzzzzssss55.buzz 9/20/2026
zzzzzsss77.online 9/20/2026
zzzzzssj.com 9/14/2026
zzzzzn.com 9/20/2026
zzzzz7777.com 9/17/2026
zzzzz1.com 9/25/2026
zzzzz.info 9/29/2026
and 9,712,984 more
188.114.97.2 1,158,243 domains · here since 10/3/2026
Domain On this IP since
zzzzz1.com 10/7/2026
zzzzy.com 10/3/2026
zzzzxj.com 10/3/2026
zzzzt9.com 10/5/2026
zzzzsdd.com 10/5/2026
zzzzred.com 10/7/2026
zzzzkn.com 10/4/2026
zzzzbets.org 10/6/2026
zzzzbetdd.com 10/7/2026
zzzzbetcasino.net 10/6/2026
zzzzbet55.com 10/6/2026
zzzzbet2a.com 10/6/2026
and 1,158,230 more
188.114.96.2 1,158,230 domains · here since 10/3/2026
Domain On this IP since
zzzzz1.com 10/7/2026
zzzzy.com 10/3/2026
zzzzxj.com 10/3/2026
zzzzt9.com 10/5/2026
zzzzsdd.com 10/5/2026
zzzzred.com 10/7/2026
zzzzkn.com 10/4/2026
zzzzbets.org 10/6/2026
zzzzbetdd.com 10/7/2026
zzzzbetcasino.net 10/6/2026
zzzzbet55.com 10/6/2026
zzzzbet2a.com 10/6/2026
and 1,158,217 more

Sharing an address does not always mean sharing a server: on a CDN or a large hosting platform, millions of unrelated domains answer on the same few addresses. We measured how far that goes in Half the web sits on 276 IP addresses.