What powers 
leonhard-weiss.de?
Last seen Sep 2026 · 21 technologies across 17 categories
Advertising
Analytics
Appointment scheduling
CDN
CMS
Cookie compliance
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Search and AI assistants
- Amazonbot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| tiefbauunternehmen in der nhe | #4 | 2 |
| tiefbauunternehmen in der nhe | #4 | 2 |
| riedbahn | #7 | 2 |
| hamburg-altona train station | #10 | 1 |
| sussen | #75 | 0 |
| railroad track machine | #40 | 0 |
| leonhard weiss gmbh | #21 | 0 |
| max eiss | #36 | 0 |
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
1 of 33 AI crawlers blocked
Audience
- 75% phone
- 25% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.50 / 10 · ranked #158,759 of all domains
160 referring domains · OpenPageRank
Search traffic
7 est. monthly organic visits (US)
8 keywords in Google's top 30
Core Web Vitals
| LCP | 1.4 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 0.7 MB · 42 requests
- Structured data: JSON-LD, Microdata, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Leonhard Weiss
- Founded: 1900
- Sector: construction company
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on KRICK-TECHNOLOGIC-AS Mainparkring 4 (82.212.218.22)
- DNS: iwelt-ag.net
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: DigiCert, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 2,230,159, 5 hosts
- Verified with: DocuSign, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| 125.leonhard-weiss.de | 15 |
| www.leonhard-weiss.de | 13 |
| attraktivitaet.leonhard-weiss.de | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft 365 Aug 2026
- detected Matomo Analytics Jun 2026
- detected Matomo Tag Manager Jun 2026