http3checker.com

• charset: UTF-8
• name: viewport content: width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no
• name: description content: 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.
• name: keywords content: HTTP/3, QUIC, http3 browser check, http3 check online, quic test, quic test online, browser test, website checker, domain test, web performance, http3 test, check http3
• name: author content: Http3checker.com
• property: og:title content: HTTP/3 Check - QUIC Browser Test Online
• property: og:description content: Free HTTP/3 browser check and QUIC test tool. Check if your website supports HTTP3 online.
• property: og:type content: website
• property: og:url content: https://http3checker.com/
• property: og:image content: ../images/favicon-196x196.png
• name: twitter:card content: summary
• name: twitter:title content: HTTP/3 Check - QUIC Browser Test
• name: twitter:description content: Free HTTP/3 browser check and QUIC test tool online. meta:
• name: msapplication-TileColor content: #0f0f1a
• name: msapplication-TileImage content: ../images/mstile-144x144.png
• name: msapplication-square70x70logo content: ../images/mstile-70x70.png
• name: msapplication-square150x150logo content: ../images/mstile-150x150.png
• name: msapplication-wide310x150logo content: ../images/mstile-310x150.png
• name: msapplication-square310x310logo content: ../images/mstile-310x310.png

• Domain-Checker
• HTTP3 IP-Checker
• About
• Test example.com for HTTP3
• Test http3checker.com for HTTP3
• Test google.com for HTTP3
• Imprint
• Privacy Policy
• Sitemap

• Resources

            Domain Name: HTTP3CHECKER.COM
Registrar: NameCheap, Inc.
Domain Status: client transfer prohibited
Creation Date: 2025-03-13T11:40:11Z
Registry Expiry Date: 2027-03-13T11:40:11Z
Updated Date: 2026-02-21T19:24:50Z
Name Server: DNS1.REGISTRAR-SERVERS.COM
Name Server: DNS2.REGISTRAR-SERVERS.COM
REGISTRAR Contact: NameCheap, Inc.
>>> Last update of RDAP database: 2026-03-11T11:41:02Z         

			User-agent: *
Allow: /
Disallow: /css/
Disallow: /js/
Disallow: /images/raw/
Disallow: /imprint.php
Disallow: /privacy.php

# Google
User-agent: Googlebot
Allow: /

User-agent: Googlebot-Image
Allow: /

User-agent: Googlebot-Mobile
Allow: /

# Bing/Microsoft
User-agent: Bingbot
Allow: /

User-agent: MSNBot
Allow: /

# Yahoo
User-agent: Slurp
Allow: /

# DuckDuckGo
User-agent: DuckDuckBot
Allow: /

# Baidu
User-agent: Baiduspider
Allow: /

# Yandex
User-agent: YandexBot
Allow: /

# Apple
User-agent: Applebot
Allow: /

# Amazon
User-agent: Amazonbot
Allow: /

# Facebook/Meta
User-agent: Facebot
Allow: /

User-agent: facebookexternalhit
Allow: /

# Twitter/X
User-agent: Twitterbot
Allow: /

# LinkedIn
User-agent: LinkedInBot
Allow: /

# Internet Archive
User-agent: ia_archiver
Allow: /

Sitemap: https://http3checker.com/sitemap.xml
        

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