What powers 
heerema.com?
Last seen Oct 2026 · 31 technologies across 14 categories
Analytics
CDN
CMS
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Web servers
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 50% desktop
- 50% phone
Netherlands
India
United Kingdom
United States
Malaysia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.18 / 10 · ranked #463,437 of all domains
118 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 16.2 MB · 116 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Heerema Marine Contractors
- Founded: 1948
- Sector: petroleum industry
- Country: Netherlands
From Wikidata (CC0).
Infrastructure
- Registered May 1998 (28 years) via CSC Corporate Domains, Inc., renews May 2028
- Hosted on Cloudflare (199.60.103.48)
- DNS: cscdns.net
- Email: Proofpoint Essentials
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed, CAA
- SSL: Corporation Service Company, RSA 4096, expires Mar 2027
- Common Crawl link graph: rank 680,806, 9 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| hfg.heerema.com | 19 |
| www.heerema.com | 17 |
| hmc.heerema.com | 15 |
| careers.heerema.com | 8 |