rsc.org
The Royal Society of Chemistry
Last scanned Jul 29, 2026, 1:00 PM · 13 views
Overall score
Excellent
Summary
We help chemistry to change the world. This website uses jQuery behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
We help chemistry to change the world. Supporting the chemical science community through publishing research, membership, events, networks, education.
Top issues to fix
4 issues found
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
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
3 issue(s) found
Performance
410 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 18, 2026
- Overall
- 94
- SEO
- 80
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- The Royal Society of Chemistry
- Description
- We help chemistry to change the world. Supporting the chemical science community through publishing research, membership, events, networks, education.
- Canonical
- https://www.rsc.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
- https://www.rsc.org/img/favicons/site.webmanifest
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
- Let's Encrypt
- Subject
- rsc.org
- Valid from
- Jun 13, 2026
- Valid to
- Sep 11, 2026
- Days until expiry
- 43
- SAN domains
- rsc.org, www.rsc.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 12 · H3 11
Links
188 internal · 10 external · 20 broken
Images
6 total · 0 missing alt
Scripts / Styles
9 scripts · 3 stylesheets
JS / CSS size
785 B · 0 B
Page size
161 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://rsc.org
- Final URL
- https://www.rsc.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 407 ms
- HTML size
- 161 KB
- Redirect chain
- https://rsc.org → https://www.rsc.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does rsc.org use?
- rsc.org is built with jQuery.
- Is rsc.org secure (HTTPS)?
- Yes. rsc.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 11, 2026.
- Who hosts rsc.org?
- Hosting provider information for rsc.org is not available yet.
- What is rsc.org's SEO score?
- rsc.org scored 80/100 for SEO in the latest analysis (great).
- What is rsc.org's overall website score?
- rsc.org has an overall SiteGraph score of 94/100, combining SEO, performance, security, and accessibility.
- Has rsc.org's score changed over time?
- rsc.org's overall score has declined by 3 points (from 97 to 94) since Jul 18, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card