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adblockplus.dev 200
🔒 SSL Valid
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 63d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
N/A
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 →
1/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
104.21.65.228
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
N/A
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. 1
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🌐 CDN
Cloudflare
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) | 172.67.193.137104.21.65.228 |
| AAAA (IPv6) | 2606:4700:3032::6815:41e42606:4700:3035::ac43:c189 |
| NS | mary.ns.cloudflare.combrad.ns.cloudflare.com |
| MX | 10 eforward1.registrar-servers.com10 eforward2.registrar-servers.com10 eforward3.registrar-servers.com15 eforward4.registrar-servers.com20 eforward5.registrar-servers.com |
| TXT (4) |
Services configured via TXT:
Google3
Show all TXT recordsgoogle-site-verification=r8RvY2a5aBKBam3P7JhU26_9Hg9DqYoC9eJMONkHFP0 google-site-verification=w7WwUXRzOfsj6RK4TDauewcpI_rsB-1tXmkN0MFoLa8 v=spf1 include:spf.efwd.registrar-servers.com ~all google-site-verification=mZKz7Ts6IOoaiSf-AAI_m9JyXx6xXH0-Qy4jJYnNfaA |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | N/A |
| Registered | N/A |
| Expires | N/A |
| Last Updated | N/A |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | adblockplus.dev |
| Issuer | Google Trust Services |
| Valid From | 2026-09-21 |
| Valid Until | 2026-12-20 (63 days left) |
| SANs (2) | adblockplus.dev*.adblockplus.dev |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | cloudflare |
| Content-Type | text/html; charset=UTF-8 |
| Final URL | https://adblockplus.dev/ |
| x-frame-options | sameorigin |
| cf-ray | a4c4ac616fce514d-IAD |
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 | 104.21.65.228 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
F (2/7)
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Sitemap & Robots
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Blocked from crawlers
robots.txt disallows the entire site (/). Search engines are asked not to index any pages.
Areas hidden from crawlers:
Entire site
1
Show raw disallow rules (1)
/
| 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:spf.efwd.registrar-servers.com ~all |
| DMARC | Not set |
| MX Records | 10 → eforward1.registrar-servers.com 10 → eforward2.registrar-servers.com 10 → eforward3.registrar-servers.com 15 → eforward4.registrar-servers.com 20 → eforward5.registrar-servers.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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Not checked yet — data will appear after the first monitoring run.