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deepseek.com 200
🔒 SSL Valid
✨ About this site
DeepSeek is an artificial intelligence research organization known for developing and open-sourcing advanced foundational models, such as DeepSeek-R1. The platform provides conversational AI services and API access for developers and users worldwide.
📊 What the data says
This website currently returns an HTTP status of 200 and runs on a technology stack that includes Next.js, AWS, and React, while utilizing AmazonS3 for its server infrastructure. The site's security includes an SSL certificate that remains valid until December 27, 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 69d
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 →
0/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
3.173.21.63
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. 3
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⚙️ Framework
Next.js
☁️ Hosting
AWS
⚡ 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) | 3.173.21.63 |
| NS | ns3.dnsv4.comns4.dnsv4.com |
| MX | 10 hzmx02.mxmail.netease.com5 hzmx01.mxmail.netease.com |
| TXT (1) |
v=spf1 include:spf.163.com -all |
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) | deepseek.com |
| Issuer | Amazon |
| Valid From | 2025-11-28 |
| Valid Until | 2026-12-27 (69 days left) |
| SANs (1) | deepseek.com |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | AmazonS3 |
| Content-Type | text/html |
| Final URL | https://deepseek.com/ |
| cache-control | no-cache |
| x-cache | Hit from cloudfront |
| via | 1.1 4a66fbee8ce857225d1bddf53b79420c.cloudfront.net (CloudFront) |
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 | 3.173.21.63 |
| 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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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 46 pages |
| Last modified | 2026-09-24 |
Social & Meta Tags
Complete
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| Title | DeepSeek | 深度求索 |
| Description | 深度求索（DeepSeek），探索未至之境。专注于研究世界领先的通用人工智能底层模型与技术，开源 DeepSeek-V4、DeepSeek-R1 等前沿大模型。和 DeepSeek AI 对话，轻松接入 API。 |
| OG Title | DeepSeek | 深度求索 |
| OG Description | 深度求索（DeepSeek），探索未至之境。专注于研究世界领先的通用人工智能底层模型与技术，开源 DeepSeek-V4、DeepSeek-R1 等前沿大模型。和 DeepSeek AI 对话，轻松接入 API。 |
| OG Image | https://www.deepseek.com/images/deepseek-social.jpg |
| OG Type | website |
| Twitter Card | summary_large_image |
| Canonical URL | https://www.deepseek.com/ |
| Language | zh-CN |
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.163.com -all |
| DMARC | ✓ Present v=DMARC1; p=quarantine; fo=1; ruf=mailto:[email protected]; rua=mailto:[email protected] |
| MX Records | 10 → hzmx02.mxmail.netease.com 5 → hzmx01.mxmail.netease.com |
Other TLDs Other top-level domain variants of this domain name and their availability. 22 active 1 for sale
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Uptime Monitor
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| Current Status | 🟢 Online |
| HTTP Status | 200 |
| Response Time | 278ms |
| Last Checked | 2026-10-17 14:01:17.748591 |
| Uptime (30d) | 100% |
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