What powers 
bertrandt.com?
Last seen Sep 2026 · 24 technologies across 16 categories
Analytics
CDN
CMS
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| bertrandt test driver | #1 | 21 |
| optimum careers | #77 | 8 |
| bertrandt oxnard | #2 | 6 |
| otto engineering | #89 | 5 |
| lilienthal berlin | #83 | 5 |
| hefei cn china | #82 | 5 |
| dortmund wolfsburg | #86 | 5 |
| zeiss industrial quality solutions | #78 | 3 |
| zeiss careers | #67 | 3 |
| bmw careers greenville sc | #49 | 3 |
| socit gnrale careers | #47 | 3 |
| optimum jobs | #89 | 3 |
| berlin to dresden train | #97 | 2 |
| vw greenville | #65 | 2 |
| automotive test solutions | #55 | 2 |
| optimum website | #68 | 2 |
| friedrichshafen germany | #91 | 2 |
| bertrandt test driver | #11 | 1 |
| bertrandt test driver | #9 | 1 |
| bertrand | #37 | 1 |
| bertran | #30 | 1 |
| wolfsburg automotive | #84 | 1 |
| body in white | #65 | 1 |
| bmw group mission statement | #63 | 1 |
| car air conditioning testing | #48 | 1 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 54% desktop
- 45% phone
- 1% tablet
Germany
France
Romania
Italy
Spain
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.69 / 10 · ranked #137,323 of all domains
218 referring domains · OpenPageRank
Search traffic
110 est. monthly organic visits (US)
379 keywords in Google's top 30
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 31.1 MB · 100 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Bertrandt
- Founded: 1974
- Sector: development service provider
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Registered Dec 1997 (28 years) via RegistryGate GmbH, renews Dec 2026
- Hosted on Hetzner (188.40.218.57)
- DNS: plusserver.com
- Email: Microsoft 365
- Email security: no SPF record, DMARC quarantine, CAA
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 461,459, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.bertrandt.com | 23 |
| m.bertrandt.com | 9 |
Full technology history →
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Recent changes
- dropped Hotjar Sep 2026
- detected Microsoft Clarity Jun 2026
- detected Mailjet Apr 2026