swift.org
Swift Programming Language
Last scanned Aug 2, 2026, 3:00 PM · 18 views
Overall score
Great
Summary
SEO is fair (65/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
7 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
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.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
5 issue(s) found
Performance
9 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 26, 2026
- Overall
- 87
- SEO
- 65
- Security
- 90
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Swift Programming Language
- Description
- Canonical
- https://swift.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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
- Apple Inc.
- Subject
- swift.org
- Valid from
- Jun 28, 2026
- Valid to
- Sep 24, 2026
- Days until expiry
- 53
- SAN domains
- www.swift.org, swift.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 2 · H2 2 · H3 12
Links
27 internal · 9 external · 20 broken
Images
0 total · 0 missing alt
Scripts / Styles
9 scripts · 1 stylesheets
JS / CSS size
399 B · 0 B
Page size
33.5 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Multiple H1 headings found
- 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://swift.org
- Final URL
- https://www.swift.org/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 9 ms
- HTML size
- 33.5 KB
- Redirect chain
- https://swift.org → https://www.swift.org/
See something wrong on this report? Request a correction
Frequently asked questions
- What technology does swift.org use?
- We did not detect any specific technologies for swift.org in the latest scan.
- Is swift.org secure (HTTPS)?
- Yes. swift.org uses TLS 1.3 with a certificate issued by Apple Inc., valid until Sep 24, 2026.
- Who hosts swift.org?
- Hosting provider information for swift.org is not available yet.
- What is swift.org's SEO score?
- swift.org scored 65/100 for SEO in the latest analysis (fair).
- What is swift.org's overall website score?
- swift.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
- Has swift.org's score changed over time?
- swift.org's overall score has declined by 3 points (from 90 to 87) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card