dosbox.com
DOSBox, an x86 emulator with DOS
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Great
Summary
This website uses Nginx hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG. SEO is fair (60/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.
- United States
- Hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG
Top issues to fix
10 issues found · 3 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.
Missing viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
+4 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
487 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Meta tags
- Title
- DOSBox, an x86 emulator with DOS
- Description
- Canonical
- Language
- Charset
- utf-8
- Viewport
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AKAMAI-LINODE-AP - Akamai Connected Cloud, SG
- CDN provider
- —
- IP address
- 69.164.212.194
- ASN
- AS63949 (AKAMAI-LINODE-AP - Akamai Connected Cloud, SG)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA |
|
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- zero.acitia.com
- Valid from
- Jul 18, 2026
- Valid to
- Oct 16, 2026
- Days until expiry
- 82
- SAN domains
- acitia.com, dosbox.com, dosbox.info, frontends.dosbox.com, frontends.dosbox.info, gkpatches.vogons.org, gkpatches.vogons.zetafleet.com, vogons.org, vogons.zetafleet.com, www.dosbox.com, www.dosbox.info, www.gkpatches.vogons.zetafleet.com, www.vogons.org, www.vogons.zetafleet.com, www.zetafleet.com, zero.acitia.com, zetafleet.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 0 · H3 0
Links
12 internal · 8 external · 4 broken
Images
7 total · 0 missing alt
Scripts / Styles
2 scripts · 2 stylesheets
JS / CSS size
348 B · 2.8 KB
Page size
13.0 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Missing <html lang> attribute
- Missing viewport meta tag
Scan details
- Requested URL
- https://dosbox.com
- Final URL
- https://www.dosbox.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 487 ms
- HTML size
- 13.0 KB
- Redirect chain
- https://dosbox.com → https://www.dosbox.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does dosbox.com use?
- dosbox.com is built with Nginx.
- Is dosbox.com secure (HTTPS)?
- Yes. dosbox.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 16, 2026.
- Who hosts dosbox.com?
- dosbox.com is hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG.
- What is dosbox.com's SEO score?
- dosbox.com scored 60/100 for SEO in the latest analysis (fair).
- What is dosbox.com's overall website score?
- dosbox.com has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card