OK
https://letsencrypt.org/
Websites
Runtime: 848ms
On April 04, 2025, 01:43 PM UTC, https://letsencrypt.org/ was accessible when tested on AS3329 in Greece.
Failures
HTTP Experiment
null
DNS Experiment
null
Control
null
DNS Queries
Resolver:
62.74.130.5
Query:
IN A letsencrypt.org
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
A
3.125.36.175
@
IN
A
3.75.10.80
Query:
IN AAAA letsencrypt.org
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
AAAA
2a05:d014:58f:6202::65
@
IN
AAAA
2a05:d014:58f:6201::65
TCP Connections
Connection to 3.125.36.175:443 succeeded.
Connection to 2a05:d014:58f:6202::65:443 succeeded.
Connection to 2a05:d014:58f:6201::65:443 succeeded.
Connection to 3.75.10.80:443 succeeded.
HTTP Requests
URL
GET https://letsencrypt.org/
Response Headers
Accept-Ranges:bytesAge:18689Cache-Control:public,max-age=0,must-revalidateCache-Status:"Netlify Edge"; hitContent-Length:84873Content-Security-Policy:default-src 'none'; font-src 'self'; style-src 'unsafe-inline' 'self'; script-src 'unsafe-eval' 'unsafe-inline' 'self' data: https://www.google-analytics.com https://www.googleadservices.com https://www.googletagmanager.com https://googleads.g.doubleclick.net https://donorbox.org https://js.stripe.com/v3/ https://sdks.shopifycdn.com https://www.paypal.com https://www.paypalobjects.com https://widget.thegivingblock.com https://*.shift4.com ; img-src 'self' data: blob: https://www.google-analytics.com https://*.paypal.com https://www.paypalobjects.com https://ak2s.abmr.net https://ak1s.abmr.net https://www.google.com https://cdn.shopify.com https://v.shopify.com ; frame-src https://donorbox.org https://www.youtube.com https://www.youtube-nocookie.com https://bid.g.doubleclick.net https://js.stripe.com/v3/ https://js.stripe.com/v2/ https://www.paypal.com https://outreach.abetterinternet.org https://app.netlify.com https://widget.thegivingblock.com/ ; connect-src 'self' https://d4twhgtvn0ff5.cloudfront.net/ https://letsencrypt-merch.myshopify.com https://monorail-edge.shopifysvc.com https://www.paypal.com https://www.google-analytics.com ;Content-Type:text/html; charset=UTF-8Date:Fri, 04 Apr 2025 13:43:12 GMTEtag:"f28b349a33ada6f8cbc0ce866a403708-ssl"Permissions-Policy:geolocation=(), midi=(), notifications=(), push=(), sync-xhr=(), microphone=(), camera=(), magnetometer=(), gyroscope=(), speaker=(self), vibrate=(), fullscreen=(self), interest-cohort=()Referrer-Policy:no-referrerServer:NetlifyStrict-Transport-Security:max-age=31536000X-Content-Type-Options:nosniffX-Frame-Options:DENYX-Nf-Request-Id:01JR0GN4TFM3KXMRS9A7PWVN3TX-Xss-Protection:1; mode=block
Response Body
<!DOCTYPE html>
<html lang="en-US" dir="ltr">
<head>
<meta name="generator" content="Hugo 0.130.0">
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<title>
Let's Encrypt
</title>
<meta name="description" content="Let's Encrypt is a free, automated, and open Certificate Authority brought to you by the nonprofit Internet Security Research Group (ISRG). Read all about our nonprofit work this year in our 2024 Annual Report. " />
<meta property="og:image" content="https://letsencrypt.org/images/LetsEncrypt-SocialShare.png">
<meta property="og:type" content="website" />
<meta property="og:title" content="Let's Encrypt" />
<meta property="og:description" content="Let's Encrypt is a free, automated, and open Certificate Authority brought to you by the nonprofit Internet Security Research Group (ISRG). Read all about our nonprofit work this year in our 2024 Annual Report. " />
<meta property="og:url" content="https://letsencrypt.org/" />
<link rel="alternate" type="application/rss+xml" title="Let's Encrypt Blog" href="/feed.xml">
<link rel="stylesheet" href="/css/le-2025-theme-output.min.25b525433b4e8ebea226490484d21b08fe46cd88f39b9aaa03d4cfcb5200d76c.css" integrity="sha256-JbUlQztOjr6iJkkEhNIbCP5GzYjzm5qqA9TPy1IA12w=">
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<script src="/js/autoanchor.44783525c73cfeef565e5b8441cd42a848cb630d9f365def73edce4867e6f4c8.js" integrity="sha256-RHg1Jcc8/u9WXluEQc1CqEjLYw2fNl3vc+3OSGfm9Mg=" crossorigin="anonymous"></script>
<script src="/js/number-animation.58e7c57a2d81afeb36340258781f1c54e22eb0590cd21a71fc433f6778b9a1eb.js" integrity="sha256-WOfFei2Br+s2NAJYeB8cVOIusFkM0hpx/EM/Z3i5oes=" crossorigin="anonymous"></script>
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lang=""
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</a>
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lang=""
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class="flex items-start lg:items-center space-x-2 px-4 py-2 rounded-md text-gray-700 hover:bg-gray-50">
<span>Polish</span>
</a>
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lang=""
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class="flex items-start lg:items-center space-x-2 px-4 py-2 rounded-md text-gray-700 hover:bg-gray-50">
<span>Português do Brasil</span>
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</a>
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lang=""
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<span>Svenska</span>
</a>
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lang=""
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<span>Tamil</span>
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<span>Türkçe</span>
</a>
<a href="/uk/"
lang=""
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</a>
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lang=""
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</a>
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</a>
<a href="/zh-tw/"
lang=""
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class="flex items-start lg:items-center space-x-2 px-4 py-2 rounded-md text-gray-700 hover:bg-gray-50">
<span>繁體中文</span>
</a>
</div>
</div>
</div>
</div>
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Encryption for<br /> Everybody
</h1>
<h2 class="text-2xl md:text-3xl font-bold mb-6 text-balance">
A nonprofit providing free TLS certificates to more than <span class="relative inline-block"><span class="invisible text-4xl">550M</span><span id="certificate-count" class="text-4xl absolute left-0">550M</span></span> websites.
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<h3 class="text-xl font-bold mt-2 mb-3 text-gray-900">Ten Years of Let's Encrypt: Announcing support from Jeff Atwood</h3>
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<h3 class="text-xl font-bold mt-2 mb-3 text-gray-900">Encryption for Everybody</h3>
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Celebrating ten years of Let’s Encrypt.
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Resolver
Resolver ASN
AS12361
Resolver IP
62.74.130.5
Resolver Network Name
VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA
Report ID
20250404T134243Z_webconnectivity_GR_3329_n1_IoCBojgrKMcfxBkC
Platform
macos
Software Name
ooniprobe-desktop-unattended (3.23.0)
Measurement Engine
ooniprobe-engine (3.23.0)