What powers essentialdeveloper.com?
Last seen Jul 2026 · 17 technologies across 13 categories
A/B Testing
Google Optimize
since Nov 2022
Analytics
CDN
Cloudflare
since Mar 2020
JavaScript frameworks
Svelte
since Jan 2026
Marketing automation
ConvertKit
since Jul 2021
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Payment processors
Stripe
since Aug 2022
Performance
Cloudflare Zaraz
since Mar 2024
Programming languages
Ruby
since Mar 2020
Security
Cloudflare Bot Management
since Feb 2022
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2020
Video players
YouTube
since Nov 2021
Web frameworks
Ruby on Rails
since Mar 2020
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
Open Page Rank
2.76 / 10 · ranked #2,059,387 of all domains
17 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.11.242, IPv6)
- Email: OpenSRS Email
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 1,091,355, 7 hosts
- Verified with: Meta Business, Stripe
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| academy.essentialdeveloper.com | 11 |
| www.essentialdeveloper.com | 9 |
| iosacademy.essentialdeveloper.com | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Feb 2026
- dropped Google Font API Feb 2026
- dropped Modernizr Feb 2026
- dropped Priority Hints Feb 2026
- dropped Squarespace Feb 2026
- dropped Squarespace Commerce Feb 2026
- dropped Typekit Feb 2026
- dropped YUI Feb 2026
- detected Svelte Jan 2026