What powers calculator.academy?
Last seen Aug 2026 · 33 technologies across 19 categories
Advertising
Analytics
Caching
CDN
CMS
Databases
Font scripts
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Performance
Programming languages
Security
Segmentation
Tag managers
Webmail
WordPress plugins
WordPress themes
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- CCBot Blocked
- ClaudeBot Blocked
- FacebookBot Blocked
- GPTBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 28 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| oz per lb | #8 | 4,800 |
| w/v | #11 | 2,700 |
| velocity time integral | #73 | 1,700 |
| mm to mg conversion | #1 | 1,300 |
| square root curve | #3 | 1,200 |
| what 72 hours from now | #2 | 1,100 |
| water oil ratio | #6 | 1,000 |
| angular velocity to velocity | #4 | 800 |
| casting shrinkage | #81 | 770 |
| 72 hours from now | #6 | 750 |
| how many mg per teaspoon | #4 | 650 |
| n to kg | #3 | 640 |
| mg to tsp | #3 | 640 |
| ninety days from today | #27 | 630 |
| cc to horsepower conversion calculator | #1 | 580 |
| cc to horsepower conversion calculator | #1 | 580 |
| milliliters to units | #1 | 580 |
| teaspoons to milligrams | #2 | 540 |
| gm to tsp conversion | #4 | 530 |
| n/kg | #3 | 530 |
| sf calculator | #41 | 520 |
| oz per lb | #28 | 520 |
| oz on lb | #29 | 520 |
| oz in to in lb | #37 | 520 |
| hp to cc conversion | #1 | 490 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
5 of 33 AI crawlers blocked
Audience
- 62% phone
- 39% desktop
United States
India
United Kingdom
Canada
Philippines
Pakistan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.27 / 10 · ranked #221,236 of all domains
151 referring domains · OpenPageRank
Search traffic
220,200 est. monthly organic visits (US)
115,043 keywords in Google's top 30
Core Web Vitals
| LCP | 1.4 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.3 MB · 429 requests
- WordPress theme: generatepress · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped 33Across Aug 2026
- detected Apple iCloud Mail Aug 2026
- dropped Cloudflare Browser Insights Aug 2026
- dropped jQuery Aug 2026
- dropped OpenX Aug 2026
- dropped RSS Aug 2026
- dropped WordPress Block Editor Jul 2026
- detected Cloudflare Bot Management Jun 2026
- detected jQuery Jun 2026
- dropped KaTeX Jun 2026
- detected 33Across May 2026
- detected TripleLift May 2026
- dropped 33Across Apr 2026
- dropped Microsoft ASP.NET Apr 2026
- detected OpenX Apr 2026
- detected Priority Hints Apr 2026
- dropped OpenX Mar 2026
- dropped TripleLift Mar 2026
- detected 33Across Jan 2026
- detected OpenX Jan 2026
- dropped DoubleClick Campaign Manager (DCM) Dec 2025
- detected GeneratePress GP Premium Dec 2025
- dropped Google AdSense Dec 2025
- dropped OpenX Dec 2025
- detected WordPress Block Editor Dec 2025
- detected Amazon ALB Nov 2025
- detected Amazon Web Services Nov 2025
- detected TripleLift Nov 2025
- dropped WordPress Block Editor Nov 2025
- dropped 33Across Oct 2025
- dropped Amazon ALB Oct 2025
- dropped Amazon Web Services Oct 2025
- dropped Confiant Oct 2025
- detected core-js Oct 2025
- detected Google Font API Oct 2025
- detected OpenX Oct 2025
- detected reCAPTCHA Oct 2025