🌐
duolingo.ca 429
🔒 SSL Valid
✨ AI Description
This website is associated with Duolingo, a language-learning platform that provides interactive lessons and exercises to help users learn new languages. It typically supports features like guided practice, progress tracking, and personalized learning content.
HTTP Status A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
429
SSL Expires When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 22d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 134d
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 →
0/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
212.7.194.68
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
77
mob
Uptime
100%
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability. 77
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Mobile
Score
Accessibility
Best Practices
SEO
LCP
4.48s
CLS
0.000
FCP
1.87s
TTFB
0.00s
TBT
218ms
SI
4.08s
Checked: 2026-09-05 09:20:53.532677 · View on PageSpeed
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) | 212.7.194.68 |
| NS | ns1.hastydns.comns2.hastydns.com |
| TXT (1) |
+1 other TXT record(s)
Show all TXT recordsdbg: src: ds, acme: false |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | BareMetal.com inc |
| Registered | 2014-02-28 |
| Expires | 2027-02-28 (in 134 days) |
| Last Updated | 2026-02-09 |
| Status | active |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | duolingo.ca |
| Issuer | Let's Encrypt |
| Valid From | 2026-08-10 |
| Valid Until | 2026-11-08 (22 days left) |
| SANs (2) | *.duolingo.caduolingo.ca |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 429 |
| Server | Cowboy |
| Content-Type | N/A |
| Final URL | https://duolingo.ca/ |
| cache-control | max-age=0, private, must-revalidate |
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 | 212.7.194.68 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
F (1/7)
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Sitemap & Robots
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No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
| Sitemap | Not found |
Social & Meta Tags
Missing
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Mail Security Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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| SPF | Not set |
| DMARC | Not set |
Other TLDs Other top-level domain variants of this domain name and their availability. 21 active 1 for sale 1 available
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Uptime Monitor
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| Current Status | 🟢 Redirect |
| HTTP Status | 302 |
| Response Time | 344ms |
| Last Checked | 2026-10-15 07:15:09.846745 |
| Uptime (30d) | 100% |
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