sciencefriday.com
Science Friday
Last scanned Aug 3, 2026, 1:00 AM · 6 views
Overall score
Excellent
Summary
Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff. This website uses WordPress behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: robots.txt not found.
Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.
Top issues to fix
6 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
566 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+7 overall since Jul 26, 2026
- Overall
- 91
- SEO
- 90
- Security
- 75
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Science Friday
- Description
- Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.
- Canonical
- https://www.sciencefriday.com/
- 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
- Cloudflare
- 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
- Google Trust Services
- Subject
- sciencefriday.com
- Valid from
- Jul 7, 2026
- Valid to
- Oct 6, 2026
- Days until expiry
- 63
- SAN domains
- sciencefriday.com, *.sciencefriday.com
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 1 · H2 27 · H3 2
Links
80 internal · 13 external · 20 broken
Images
22 total · 2 missing alt
Scripts / Styles
41 scripts · 4 stylesheets
JS / CSS size
16.8 KB · 14.1 KB
Page size
184 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://sciencefriday.com
- Final URL
- https://www.sciencefriday.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 563 ms
- HTML size
- 184 KB
- Redirect chain
- https://sciencefriday.com → https://www.sciencefriday.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sciencefriday.com use?
- sciencefriday.com is built with WordPress, jQuery, Cloudflare Analytics, Meta Pixel.
- Is sciencefriday.com secure (HTTPS)?
- Yes. sciencefriday.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 6, 2026.
- Who hosts sciencefriday.com?
- Hosting provider information for sciencefriday.com is not available yet.
- What is sciencefriday.com's SEO score?
- sciencefriday.com scored 90/100 for SEO in the latest analysis (excellent).
- What is sciencefriday.com's overall website score?
- sciencefriday.com has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
- Has sciencefriday.com's score changed over time?
- sciencefriday.com's overall score has improved by 7 points (from 84 to 91) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card