lockss.org
LOCKSS Program
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Great
Summary
This website uses Google Analytics. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing meta description.
Top issues to fix
4 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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
3 issue(s) found
Performance
1.25 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Meta tags
- Title
- LOCKSS Program
- Description
- Canonical
- https://www.lockss.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- 23.54.81.131
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- *.lockss.org
- Valid from
- Jul 27, 2026
- Valid to
- Oct 25, 2026
- Days until expiry
- 61
- SAN domains
- *.lockss.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 1 · H2 6 · H3 2
Links
39 internal · 20 external · 0 broken
Images
8 total · 0 missing alt
Scripts / Styles
22 scripts · 7 stylesheets
JS / CSS size
873 KB · 64.5 KB
Page size
54.6 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 44
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://lockss.org
- Final URL
- https://www.lockss.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.24 s
- HTML size
- 54.6 KB
- Redirect chain
- https://lockss.org → https://www.lockss.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does lockss.org use?
- lockss.org is built with jQuery, Google Analytics.
- Is lockss.org secure (HTTPS)?
- Yes. lockss.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 25, 2026.
- Who hosts lockss.org?
- Hosting provider information for lockss.org is not available yet.
- What is lockss.org's SEO score?
- lockss.org scored 75/100 for SEO in the latest analysis (fair).
- What is lockss.org's overall website score?
- lockss.org has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card