What powers subnettingpractice.com?
Last seen Sep 2026 · 19 technologies across 15 categories
Advertising
Affiliate programs
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 73% desktop
- 27% phone
United States
India
United Kingdom
Indonesia
Mexico
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.87 / 10 · ranked #3,962,053 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 0.6 MB · 31 requests
- WordPress theme: generatepress (child: generatepress-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- SubnettingPractice.com
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (162.159.136.54)
- DNS: dnsowl.com
- Email: Rackspace Email
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 8,781,229, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| subnettingpractice.com | 18 |
| www.subnettingpractice.com | 3 |
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025