doi.org Website Health Report
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Analyzed 8/2/2026, 3:41:02 AM · https://doi.org
⚠ No robots.txt found at site root.
Summary
As of August 2, 2026, doi.org scores 37/100 overall (grade F), ranking #933 of 995 websites in the E:LAB STUDIO database — the top 94%. Its strongest area is Speed (81/100); its weakest is Schema (0/100).
Its AI-search visibility (AEO) score is 25/100 — a measure of how citable the page is to AI answer engines like ChatGPT and Perplexity. No JSON-LD structured data was detected — the single highest-impact gap for AI search. Top fixes: Organization schema, FAQ schema, Substantive, descriptive content (heuristic).
Speed scores 81/100: the server answered in 60ms, the HTML weighs 25 KB, compression is on, and 8 render-blocking resources sit in <head>. Security scores 45/100: the site is served over HTTPS and is missing the HSTS, Content-Security-Policy, X-Content-Type-Options, Referrer-Policy headers.
Detected tech stack: Hugo 0.163.2. Compared with the database average (61/100 overall), doi.org scores 24 points lower.
How to improve
33Based on this report, here are the highest-impact fixes across SEO, AI-search visibility, speed and security:
Want us to fix these for you?
Request a site fixDetected technologies
SEO
- ✓Title tag present10/10
- ✗Meta description present0/10
- ✗H1 heading present0/10
- ✗Canonical URL set0/10
- ✗Open Graph tags present0/10
- ✓sitemap.xml found10/10
- ✗robots.txt found0/10
- ✗Images have alt text0/10
- ✓Internal links present10/10
- ✗Structured data present0/10
AI Visibility (AEO)
- ✗Organization schema0/15
- ✗FAQ schema0/15
- ◐Substantive, descriptive content (heuristic)5/15
- ✓Company/brand identity (About page or Org schema)10/10
- ✗Author / publish date present0/10
- ✗Structured heading (single clear H1)0/10
- ✓External source/citation links10/10
- ✗Industry/location info0/10
- ✗Price/product info0/5
Schema
- ✗Any JSON-LD present0/20
- ✗Organization0/15
- ✗FAQPage0/15
- ✗LocalBusiness0/15
- ✗Article or Product0/15
- ✗Breadcrumb0/10
- ✗Author/date structured0/10
Technical
- ✗robots.txt found0/15
- ✓sitemap.xml found15/15
- ✗Canonical URL set0/15
- ✓Mobile viewport meta15/15
- ✓Language attribute set10/10
- ✗Open Graph tags0/10
- ✗Title length is optimal0/10
- ✗Description length is optimal0/10
Speed
- ✓Fast server response (TTFB)25/25
- ✓HTML delivered quickly15/15
- ✓Compression enabled15/15
- ✓HTML payload is lean10/10
- ✓Browser caching headers10/10
- ◐Few render-blocking resources6/15
- ✗Images are lazy-loaded0/5
- ✗Images have explicit dimensions0/5
Security
- ✓Served over HTTPS20/20
- ✓HTTP redirects to HTTPS10/10
- ✓TLS certificate not near expiry5/5
- ✗HSTS header0/15
- ✗Content-Security-Policy header0/12
- ✗X-Content-Type-Options: nosniff0/8
- ✗Clickjacking protection0/8
- ✗Referrer-Policy header0/7
- ✗Permissions-Policy header0/5
- ✓No mixed content5/5
- ✓Server version not disclosed5/5
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FAQ about doi.org
What is doi.org's SEO score?
doi.org scores 30/100 for on-page SEO and 37/100 overall (grade F) — rank #933 of 995 sites in the E:LAB STUDIO database.
Is doi.org visible to AI search engines like ChatGPT?
Its AI-visibility score is low at 25/100. Priority gaps: Organization schema, FAQ schema.
What technology does doi.org use?
From its public HTML we detected Hugo 0.163.2.
What should doi.org fix first?
Based on this report: Organization schema, FAQ schema. The full prioritized list is in the "How to improve" section below.
When was this report generated?
On August 2, 2026, from publicly fetched HTML. Anyone can re-run the analysis for free to refresh it.
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