What powers proserwis.info?
Last seen Sep 2026 · 21 technologies across 13 categories
Analytics
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Programming languages
Security
Web servers
Widgets
WordPress plugins
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
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.49 / 10 · ranked #6,598,455 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Polish (Poland)
- Weight: 2.1 MB · 139 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Proserwis Andrzejewscy - Wulkanizacja
- Industry: Automotive (declares
AutomotiveBusiness)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on AS-SMARTHOST- (91.211.221.128, IPv6)
- DNS: smarthost.pl
- Email: proserwis.info
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 25,355,861
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- dropped Font Awesome Jan 2026