matthey.com
Home | Johnson Matthey
Last scanned Jul 26, 2026, 1:49 PM
Overall score
Great
Summary
Johnson Matthey is a global leader in platinum group metals (PGMs). This website uses jQuery. SEO is good (75/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.
Johnson Matthey is a global leader in platinum group metals (PGMs).
Top issues to fix
7 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
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.
+1 more issue — details in the sections below.
SEO
4 issue(s) found
Performance
625 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Home | Johnson Matthey
- Description
- Johnson Matthey is a global leader in platinum group metals (PGMs).
- Canonical
- https://matthey.com
- Language
- en-GB
- Charset
- UTF-8
- Viewport
- initial-scale=1.0, width=device-width
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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
- platinum.matthey.com
- Valid from
- Jul 13, 2026
- Valid to
- Oct 11, 2026
- Days until expiry
- 74
- SAN domains
- dcf.ft.matthey.com, dcf.matthey.com, ejm.matthey.com, ethics.johnsonmatthey.com, matthey.com, platinum.matthey.com, proposaldatacapture.methanol.matthey.com, www.matthey.com, www.platinum.matthey.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 4 cookie(s) observed
Content & assets
Headings
H1 4 · H2 43 · H3 1
Links
89 internal · 5 external · 20 broken
Images
7 total · 1 missing alt
Scripts / Styles
59 scripts · 7 stylesheets
JS / CSS size
51.9 KB · 4.4 KB
Page size
143 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- 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://matthey.com
- Final URL
- https://matthey.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 623 ms
- HTML size
- 143 KB
- Redirect chain
- https://matthey.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does matthey.com use?
- matthey.com is built with Bootstrap, jQuery.
- Is matthey.com secure (HTTPS)?
- Yes. matthey.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 11, 2026.
- Who hosts matthey.com?
- Hosting provider information for matthey.com is not available yet.
- What is matthey.com's SEO score?
- matthey.com scored 75/100 for SEO in the latest analysis (fair).
- What is matthey.com's overall website score?
- matthey.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card