expressjs.com
Express.js · Node.js web application framework
Last scanned Aug 2, 2026, 7:00 AM · 8 views
Overall score
Great
Summary
Fast, unopinionated, minimalist web framework for Node.js. This website uses Astro behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
Fast, unopinionated, minimalist web framework for Node.js
Top issues to fix
8 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
15 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 26, 2026
- Overall
- 85
- SEO
- 80
- Security
- 65
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Fast, unopinionated, minimalist web framework for Node.js
Meta tags
- Title
- Express.js · Node.js web application framework
- Description
- Fast, unopinionated, minimalist web framework for Node.js
- Canonical
- https://expressjs.com/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width
- Robots meta
- max-image-preview:large, index, follow
- Manifest
- https://expressjs.com/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- expressjs.com
- Valid from
- Jul 22, 2026
- Valid to
- Oct 20, 2026
- Days until expiry
- 78
- SAN domains
- expressjs.com, *.expressjs.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 2 · H3 14
Links
65 internal · 18 external · 20 broken
Images
6 total · 0 missing alt
Scripts / Styles
13 scripts · 4 stylesheets
JS / CSS size
9.3 KB · 559 B
Page size
85.8 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://expressjs.com
- Final URL
- https://expressjs.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 14 ms
- HTML size
- 85.8 KB
- Redirect chain
- https://expressjs.com
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Frequently asked questions
- What technology does expressjs.com use?
- expressjs.com is built with Astro, Cloudflare Analytics.
- Is expressjs.com secure (HTTPS)?
- Yes. expressjs.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 20, 2026.
- Who hosts expressjs.com?
- Hosting provider information for expressjs.com is not available yet.
- What is expressjs.com's SEO score?
- expressjs.com scored 80/100 for SEO in the latest analysis (great).
- What is expressjs.com's overall website score?
- expressjs.com has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
- Has expressjs.com's score changed over time?
- expressjs.com's overall score has declined by 3 points (from 88 to 85) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card