http3checker.com

http3checker.com serves a website of its own over HTTPS. It answers on IPv4 only, with a valid TLS certificate and MX records for mail.

5 other domains share an IP address with it.

The most recent crawl returned the page title “HTTP/3 Check - QUIC Browser Test Online” and 13,854 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	yes	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	only IPv4	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	5	Number of domains with the same IP(s).

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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	Let's Encrypt
Valid from	9/2/2026
Valid to	12/1/2026
Time until expiry	50 days

Last successful crawl

Title	HTTP/3 Check - QUIC Browser Test Online
Description	Free HTTP/3 browser check and QUIC test tool. Check if your website supports HTTP3 online. Test QUIC protocol support and HTTP/3 connections instantly.
Content-Length	13,854 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
159.195.74.192	3/9/2026
62.171.161.69	5/31/2025
144.91.112.122	3/24/2025
192.64.119.163	3/18/2025

Mail server	Priority	Last updated
eforward1.registrar-servers.com	10	3/18/2025
eforward2.registrar-servers.com	10	3/18/2025
eforward3.registrar-servers.com	10	3/18/2025
eforward4.registrar-servers.com	15	3/18/2025
eforward5.registrar-servers.com	20	3/18/2025

Name server	Last updated
dns1.registrar-servers.com	3/18/2025
dns2.registrar-servers.com	3/18/2025

Most recent redirect domains

No domains found.

Reverse IP neighbours

159.195.74.192 5 domains · here since 9/14/2026

Domain	On this IP since
vpnpreisvergleich.com	9/23/2026
mmogp.com	9/20/2026
intsa.xyz	9/18/2026
bestvpsproviders.com	9/15/2026

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.

Dive into our data, search now!