chessbase.com
Chess News | ChessBase
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Fair
Summary
ChessBase: Reports about chess - tournaments, championships, portraits, interviews, World Championships, product launches and more. This website uses jQuery hosted on PLUSSERVER-ASN1 - PlusServer GmbH, DE. SEO is good (75/100) and accessibility is fair (70/100). Security scores good (85/100) and performance good (80/100). Top issue: Missing canonical link.
ChessBase: Reports about chess - tournaments, championships, portraits, interviews, World Championships, product launches and more.
- Germany
- Hosted on PLUSSERVER-ASN1 - PlusServer GmbH, DE
Top issues to fix
9 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.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
TLS certificate expires in 22 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
+3 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
403 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
ChessBase: Reports about chess - tournaments, championships, portraits, interviews, World Championships, product launches and more.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Chess News | ChessBase
- Description
- ChessBase: Reports about chess - tournaments, championships, portraits, interviews, World Championships, product launches and more.
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1, user-scalable=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- PLUSSERVER-ASN1 - PlusServer GmbH, DE
- CDN provider
- —
- IP address
- 80.237.188.85
- ASN
- AS61157 (PLUSSERVER-ASN1 - PlusServer GmbH, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT |
|
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- DigiCert Inc
- Subject
- *.chessbase.com
- Valid from
- Jul 17, 2025
- Valid to
- Aug 17, 2026
- Days until expiry
- 22
- SAN domains
- *.chessbase.com, chessbase.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 19 · H2 4 · H3 18
Links
33 internal · 102 external · 2 broken
Images
197 total · 184 missing alt
Scripts / Styles
18 scripts · 8 stylesheets
JS / CSS size
556 KB · 323 KB
Page size
138 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 9
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
- Over half of images are missing alt text
Scan details
- Requested URL
- https://chessbase.com
- Final URL
- https://en.chessbase.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 401 ms
- HTML size
- 138 KB
- Redirect chain
- https://chessbase.com → http://en.chessbase.com/ → https://en.chessbase.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does chessbase.com use?
- chessbase.com is built with jQuery.
- Is chessbase.com secure (HTTPS)?
- Yes. chessbase.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Aug 17, 2026.
- Who hosts chessbase.com?
- chessbase.com is hosted on PLUSSERVER-ASN1 - PlusServer GmbH, DE.
- What is chessbase.com's SEO score?
- chessbase.com scored 75/100 for SEO in the latest analysis (fair).
- What is chessbase.com's overall website score?
- chessbase.com has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card