sciencehistory.org
Science History Institute
Last scanned Jul 26, 2026, 5:25 AM
Overall score
Great
Summary
The Science History Institute is a free museum and library that collects, preserves, interprets, and shares the stories behind the science. This website uses WordPress behind Fastly CDN. SEO is good (80/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (90/100). Top issue: No H1 heading found.
The Science History Institute is a free museum and library that collects, preserves, interprets, and shares the stories behind the science.
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.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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
3 issue(s) found
Performance
1.03 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Science History Institute
- Description
- The Science History Institute is a free museum and library that collects, preserves, interprets, and shares the stories behind the science.
- Canonical
- https://www.sciencehistory.org/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Fastly
- 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
- Let's Encrypt
- Subject
- beckmancenter.org
- Valid from
- Jun 11, 2026
- Valid to
- Sep 9, 2026
- Days until expiry
- 44
- SAN domains
- beckmancenter.org, biotechhistory.com, biotechhistory.org, boltonsociety.com, boltonsociety.net, boltonsociety.org, chemheritage.com, chemheritage.net, chemheritage.org, chfconferencecenter.org, distillations.org, distillationsmag.com, distillationsmag.org, eddlemaninstitute.org, lifesciencesfoundation.org, lsfmagazine.com, lsfmagazine.org, newtonsociety.net, newtonsociety.org, othmerlibrary.com, othmerlibrary.org, sciencehistory.com, sciencehistory.institute, sciencehistory.org, sciencehistoryinstitute.com, sciencehistoryinstitute.org, scihist.com, scihist.org, scihistory.org, thelifesciencesfoundation.org, www.beckmancenter.org, www.biotechhistory.com, www.boltonsociety.com, www.boltonsociety.net, www.boltonsociety.org, www.chemheritage.com, www.chemheritage.net, www.chemheritage.org, www.chfconferencecenter.org, www.distillations.org, www.distillationsmag.com, www.distillationsmag.org, www.eddlemaninstitute.org, www.lifesciencesfoundation.org, www.lsfmagazine.com, www.lsfmagazine.org, www.newtonsociety.net, www.newtonsociety.org, www.othmerlibrary.com, www.othmerlibrary.org, www.sciencehistory.com, www.sciencehistory.institute, www.sciencehistory.org, www.sciencehistoryinstitute.com, www.sciencehistoryinstitute.org, www.scihist.com, www.scihist.org, www.scihistory.org, www.thelifesciencesfoundation.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 7 · H3 14
Links
60 internal · 17 external · 2 broken
Images
36 total · 0 missing alt
Scripts / Styles
31 scripts · 5 stylesheets
JS / CSS size
303 KB · 37.5 KB
Page size
197 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://sciencehistory.org
- Final URL
- https://www.sciencehistory.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.03 s
- HTML size
- 197 KB
- Redirect chain
- https://sciencehistory.org → https://www.sciencehistory.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sciencehistory.org use?
- sciencehistory.org is built with WordPress, jQuery, Google Analytics, Meta Pixel, Nginx.
- Is sciencehistory.org secure (HTTPS)?
- Yes. sciencehistory.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 9, 2026.
- Who hosts sciencehistory.org?
- Hosting provider information for sciencehistory.org is not available yet.
- What is sciencehistory.org's SEO score?
- sciencehistory.org scored 80/100 for SEO in the latest analysis (great).
- What is sciencehistory.org's overall website score?
- sciencehistory.org has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card