What powers 
synthosgroup.com?
Last seen Oct 2026 · 30 technologies across 17 categories
Caching
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Page builders
Performance
Programming languages
Security
Web frameworks
Web servers
Webmail
WordPress plugins
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- GPTBot 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
- Nov 2026 gptbot added to robots.txt
- Oct 2026 gptbot removed from robots.txt
- Oct 2026 gptbot added to robots.txt
- Sep 2026 gptbot removed from robots.txt
- Sep 2026 gptbot added to robots.txt
- Sep 2026 gptbot removed from robots.txt
AI Crawlers
1 of 33 AI crawlers blocked
Audience
- 100% desktop
Poland
Germany
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.17 / 10 · ranked #468,673 of all domains
127 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Polish (Poland)
- Weight: 7.8 MB · 163 requests
- WordPress theme: synthostheme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Synthos
- Founded: 1945
- Sector: chemical industry
- Country: Poland
From Wikidata (CC0).
Infrastructure
- Registered Oct 2007 (19 years) via Key-Systems GmbH, renews Oct 2027
- Hosted on Hetzner (157.180.8.203)
- DNS: home.pl
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only, MTA-STS, BIMI
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 550,435, 5 hosts
- Verified with: Cisco Duo, Have I Been Pwned, Meta Business
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 |
|---|---|
| www.synthosgroup.com | 24 |
| direct.synthosgroup.com | 12 |
| sts.synthosgroup.com | 6 |
| appl.synthosgroup.com | 5 |
Full technology history →
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Recent changes
- detected HSTS Sep 2026
- detected WordPress Super Cache Dec 2025