What powers numerologycalc.org?
Last seen Sep 2026 · 34 technologies across 13 categories
Advertising
Analytics
CDN
Development
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Segmentation
Tag managers
UI frameworks
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no ai-input=no declared in robots.txt
AI Crawlers
No AI crawlers blocked
Standards: Content Signals
Audience
- 85% phone
- 14% desktop
- 1% tablet
United States
India
United Kingdom
Indonesia
Germany
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.91 / 10 · ranked #1,757,429 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 4.8 MB · 2,311 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- NumerologyCalc
- Industry: Software and apps (declares
WebApplication)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.85.178, IPv6)
- DNS: Cloudflare DNS
- Email: Cloudflare Email Routing
- Email security: SPF (soft fail), DMARC reject
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 128,111
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped PubMatic Sep 2026
- detected Criteo Aug 2026
- dropped Facebook Pixel Aug 2026
- detected Google Publisher Tag Aug 2026
- detected Adobe Audience Manager Jul 2026
- detected PubMatic Jul 2026
- detected Snowplow Analytics Jul 2026
- detected TripleLift Jul 2026