What powers welder-certificate.top?
Last seen Sep 2026 · 6 technologies across 6 categories
Analytics
Google Analytics
since May 2019
Font scripts
Google Font API
since Jul 2022
Page builders
Tag managers
Google Tag Manager
since May 2019
UI frameworks
Bootstrap
since May 2019
Web servers
Nginx
since May 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Ukraine
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.37 / 10 · ranked #42,524,599 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 2.6 MB · 37 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 44,622,653
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server Aug 2026
- detected Nginx Jul 2026
- dropped HSTS Dec 2025
- dropped Nginx Dec 2025
- detected Apache HTTP Server Nov 2025