What technology does heidelbergcement.com use?

heidelbergcement.com is built with Drupal, Tailwind CSS, jQuery.

Is heidelbergcement.com secure (HTTPS)?

Yes. heidelbergcement.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Nov 30, 2026.

Who hosts heidelbergcement.com?

Hosting provider information for heidelbergcement.com is not available yet.

What is heidelbergcement.com's SEO score?

heidelbergcement.com scored 90/100 for SEO in the latest analysis (excellent).

What is heidelbergcement.com's overall website score?

heidelbergcement.com has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.

heidelbergcement.com

Making a material difference | Heidelberg Materials

Last scanned Aug 24, 2026, 1:22 PM · 2 views

Overall score

Excellent

Summary

Discover Heidelberg Materials, a global leader in building materials. This website uses Drupal. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: robots.txt not found.

Discover Heidelberg Materials, a global leader in building materials. Learn about our products like cement, aggregates, and concrete.

Top issues to fix

3 issues found

Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

SEO

2 issue(s) found

Performance

1.15 s

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Discover Heidelberg Materials, a global leader in building materials. Learn about our products like cement, aggregates, and concrete.

LinkedIn Instagram YouTube

Meta tags

Title: Making a material difference | Heidelberg Materials
Description: Discover Heidelberg Materials, a global leader in building materials. Learn about our products like cement, aggregates, and concrete.
Canonical: https://www.heidelbergmaterials.com/en
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Drupal Tailwind CSS jQuery

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: DigiCert Inc
Subject: www.heidelbergmaterials.com
Valid from: May 30, 2026
Valid to: Nov 30, 2026
Days until expiry: 97
SAN domains: www.heidelbergmaterials.com

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 21 · H3 21

Links

110 internal · 14 external · 0 broken

Images

8 total · 0 missing alt

Scripts / Styles

29 scripts · 13 stylesheets

JS / CSS size

229 KB · 123 KB

Page size

449 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

Scan details

Requested URL: https://heidelbergcement.com
Final URL: https://www.heidelbergmaterials.com/en
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.14 s
HTML size: 449 KB
Redirect chain: https://heidelbergcement.com → https://www.heidelbergcement.com/ → https://www.heidelbergmaterials.com/ → https://www.heidelbergmaterials.com/en

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