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claude.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 40d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 1201d
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 →
3/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
160.79.104.10
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. 3
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🌐 CDN
Cloudflare
⚙️ Framework
Next.js
⚡ JS Framework
React
Screenshot
Processing...
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⏳
Screenshot is being captured...
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) | 160.79.104.10 |
| AAAA (IPv6) | 2607:6bc0::10 |
| NS | isla.ns.cloudflare.comrandy.ns.cloudflare.com |
| TXT (3) |
Services configured via TXT:
Google2
Show all TXT recordsv=spf1 -all google-site-verification=4jsXjoyoEjGRC8HUJr7vy6_QvPGztZiXeGWy9iBe_rQ google-site-verification=Akifk0p6ZkrGSSSoxnqCECL8pBliAgV77aVOlxIG8o0 |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | MarkMonitor Inc. |
| Registered | 2023-01-29 |
| Expires | 2030-01-29 (in 1201 days) |
| Last Updated | 2026-08-27 |
| Status | client delete prohibitedclient transfer prohibitedclient update prohibited |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | claude.dev |
| Issuer | Google Trust Services |
| Valid From | 2026-08-27 |
| Valid Until | 2026-11-25 (40 days left) |
| SANs (2) | claude.dev*.claude.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 |
| Final URL | https://claude.dev/ |
| strict-transport-security | max-age=31536000; includeSubDomains; preload |
| content-security-policy | frame-ancestors 'none' |
| x-frame-options | DENY |
| x-content-type-options | nosniff |
| referrer-policy | strict-origin-when-cross-origin |
| permissions-policy | camera=(), microphone=(), geolocation=(), payment=(), usb=() |
| cache-control | public, max-age=0, must-revalidate |
| cf-ray | a4b36489aa94289e-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 | 160.79.104.10 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
A (7/7)
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Sitemap & Robots
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Open to search engines
This site's robots.txt lets crawlers access its main content. Search engines can index it normally.
No paths are disallowed — everything is crawlable.
| Sitemap | Found 20 pages |
| Last modified | 2026-10-15 |
Social & Meta Tags
Complete
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| Title | claude.dev Blog / technical writing for people building with Claude |
| Description | Articles, videos, and build logs from Anthropic’s developers on building with Claude and Claude Code, including tips, tricks, and points of view. |
| OG Title | claude.dev Blog / technical writing for people building with Claude |
| OG Description | Articles, videos, and build logs from Anthropic’s developers on building with Claude and Claude Code, including tips, tricks, and points of view. |
| OG Image | https://claude.dev/opengraph-image.png |
| OG Site Name | claude.dev Blog |
| Twitter Card | summary_large_image |
| Canonical URL | https://claude.dev/ |
| 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 -all |
| DMARC | ✓ Present v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; fo=1 |
Other TLDs Other top-level domain variants of this domain name and their availability. 20 active 2 for sale 1 available
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Uptime Monitor
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Not checked yet — data will appear after the first monitoring run.