🌐
adblockplus.org 200
🔒 SSL Valid
✨ About this site
This website offers a widely used and well-established free ad-blocking browser extension and mobile application designed to remove pop-ups and intrusive advertisements. Operating since 2006, it serves general internet users looking to streamline their browsing experience across major platforms. It is recognized globally as one of the most prominent tools of its kind on the market.
📊 What the data says
Registered in 2006, this domain has been active for approximately 20 years. The site currently returns a status code of 200, features HSTS and X-Frame-Options security headers, and maintains an SSL certificate valid until November 28, 2026.
HTTP Status A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
200
SSL Expires When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 38d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 231d
Hosting The company and location where this website's server is physically located.Read more →
Unknown
Security Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
2/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
199.36.158.100
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
100%
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
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Performance data not available yet.
Tech Stack Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools.
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No technologies detected
Screenshot
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DNS Records DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
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| A (IPv4) | 199.36.158.100 |
| NS | pdns73.ultradns.orgpdns73.ultradns.infopdns73.ultradns.co.ukpdns73.ultradns.bizpdns73.ultradns.compdns73.ultradns.net |
| MX | 5 alt2.aspmx.l.google.com10 aspmx2.googlemail.com10 aspmx3.googlemail.com1 aspmx.l.google.com5 alt1.aspmx.l.google.com |
| TXT (7) |
Services configured via TXT:
Google4
Knowbe4
+1 other TXT record(s)
Show all TXT recordsv=spf1 include:spf1.adblockplus.org include:_spf.google.com include:sendgrid.net -all hosting-site=adblockplus-org knowbe4-site-verification=863c28da52149dff8953aeda38712adc google-site-verification=QhWE6Vtk_VsdAUUFBLD-VmT_YFm8wpzO7laxDL0q9ps google-site-verification=WscIWU4ciCgJXgNh6k-Z0yJQOD7H1h_N1f3kxsNpLEA google-site-verification=ajs_bDmJHH-QbE-gbOPAHYrJGyLYx_bKKUF4A2amIzU google-site-verification=ak3vKsHGYb11rfkIp1xY3q3xf-gqTIcjOCqTYLBAK-k |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | RegistryGate GmbH |
| Registered | 2006-06-09 |
| Expires | 2027-06-09 (in 231 days) |
| Last Updated | 2026-08-11 |
| Status | client transfer prohibited |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | www.adblockplus.dev |
| Issuer | Google Trust Services |
| Valid From | 2026-08-30 |
| Valid Until | 2026-11-28 (38 days left) |
| SANs (6) | www.adblockplus.devadblockplus.orgaccounts.adblockplus.orgnew.adblockplus.orgwelcome.adblockplus.orgwww.adblockplus.org |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | N/A |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://adblockplus.org/ |
| strict-transport-security | max-age=31556926 |
| x-frame-options | sameorigin |
| cache-control | max-age=3600 |
| x-cache | HIT |
Security headers HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
Hosting Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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| IP Address | 199.36.158.100 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
D (3/7)
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Sitemap & Robots
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Partially restricted
Some areas are hidden from crawlers, but the main content stays open to search engines.
Areas hidden from crawlers:
Entire site
1
CMS internals
1
Search & filters
1
Media & files
1
Other paths
17
Show raw disallow rules (21)
/textpattern/
/forum/adm/
/forum/download/
/forum/images/
/forum/includes/
/forum/language/
/forum/styles/
/forum/common.php
/forum/config.php
/forum/cron.php
/forum/faq.php
/forum/mcp.php
/forum/memberlist.php
/forum/posting.php
/forum/report.php
/forum/search.php
/forum/ucp.php
/forum/viewonline.php
/openid
/babelzilla.php
/
… list truncated
| Sitemap | Not found |
Social & Meta Tags
Complete
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| Title | Adblock Plus | The world's #1 free ad blocker |
| Description | Adblock Plus, the most popular ad blocker on Firefox, Chrome, Safari, Android and iOS. Block pop-ups and annoying ads on websites like Facebook and YouTube. |
| OG Title | Adblock Plus | The world's #1 free ad blocker |
| OG Description | Adblock Plus, the most popular ad blocker on Firefox, Chrome, Safari, Android and iOS. Block pop-ups and annoying ads on websites like Facebook and YouTube. |
| OG Image | /img/adblockplus_promo.png |
| Canonical URL | https://adblockplus.org/ |
| Language | en |
Mail Security Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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| SPF | ✓ Present v=spf1 include:spf1.adblockplus.org include:_spf.google.com include:sendgrid.net -all |
| DMARC | ✓ Present v=DMARC1; p=quarantine; rua=mailto:[email protected] |
| MX Records | 5 → alt2.aspmx.l.google.com 10 → aspmx2.googlemail.com 10 → aspmx3.googlemail.com 1 → aspmx.l.google.com 5 → alt1.aspmx.l.google.com |
Other TLDs Other top-level domain variants of this domain name and their availability. 13 active 2 for sale 8 available
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Uptime Monitor
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| Current Status | 🟢 Online |
| HTTP Status | 200 |
| Response Time | 10ms |
| Last Checked | 2026-10-18 01:45:37.849452 |
| Uptime (30d) | 100% |
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