sciencealert.com
ScienceAlert : The Best in Science News And Amazing Breakthroughs
Last scanned Jul 29, 2026, 4:00 PM · 8 views
Overall score
Great
Summary
The latest science news. This website uses WordPress behind Cloudflare CDN. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Title longer than 60 characters.
The latest science news. Publishing independent, fact-checked reporting on health, space, nature, technology, and the environment.
Top issues to fix
6 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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
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
4 issue(s) found
Performance
1.49 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
+3 overall since Jul 21, 2026
- Overall
- 86
- SEO
- 75
- Security
- 90
- Performance
- 90
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
The latest science news. Publishing independent, fact-checked reporting on health, space, nature, technology, and the environment.
Meta tags
- Title
- ScienceAlert : The Best in Science News And Amazing Breakthroughs
- Description
- The latest science news. Publishing independent, fact-checked reporting on health, space, nature, technology, and the environment.
- Canonical
- https://www.sciencealert.com/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no, maximum-scale=12.0, minimum-scale=.25, user-scalable=yes
- 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
- www.sciencealert.com
- Valid from
- Jun 16, 2026
- Valid to
- Sep 14, 2026
- Days until expiry
- 46
- SAN domains
- www.sciencealert.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
48 internal · 3 external · 20 broken
Images
17 total · 0 missing alt
Scripts / Styles
36 scripts · 0 stylesheets
JS / CSS size
16.4 KB · 72.6 KB
Page size
191 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://sciencealert.com
- Final URL
- https://www.sciencealert.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.48 s
- HTML size
- 191 KB
- Redirect chain
- https://sciencealert.com → https://www.sciencealert.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sciencealert.com use?
- sciencealert.com is built with WordPress, jQuery, Google Analytics.
- Is sciencealert.com secure (HTTPS)?
- Yes. sciencealert.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 14, 2026.
- Who hosts sciencealert.com?
- Hosting provider information for sciencealert.com is not available yet.
- What is sciencealert.com's SEO score?
- sciencealert.com scored 75/100 for SEO in the latest analysis (fair).
- What is sciencealert.com's overall website score?
- sciencealert.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
- Has sciencealert.com's score changed over time?
- sciencealert.com's overall score has improved by 3 points (from 83 to 86) since Jul 21, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card