What powers expressfluency.com?
Last seen Jul 2026 · 41 technologies across 19 categories
Analytics
Cloudflare Browser Insights
since Feb 2026
Google Analytics
since Jul 2020
CDN
Cloudflare
since Jul 2020
jsDelivr
since Jul 2026
CMS
WordPress
since Jul 2020
Customer data platform
Rudderstack
since Jul 2026
Databases
MySQL
since Jul 2020
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
PaaS
WP Engine
since Jul 2020
Payment processors
Programming languages
RUM
Datadog
since Jul 2026
Security
Cloudflare Bot Management
since Apr 2026
Tag managers
Google Tag Manager
since Apr 2026
Web frameworks
Ruby on Rails
since Jul 2026
Webmail
Google Workspace
since Aug 2022
WordPress plugins
Autoptimize
since Mar 2023
Yoast SEO
since Jul 2021
WordPress themes
Genesis theme
since Aug 2022
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% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.29 / 10 · ranked #8,753,875 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0.05 |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Cloudflare (104.21.53.230, IPv6)
- Email: Google Workspace
- Email security: SPF (neutral), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 3,022,623, 3 hosts
- Verified with: Google, Meta Business
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| expressfluency.com | 30 |
| courses.expressfluency.com | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Akamai May 2026
- dropped Akamai Bot Manager May 2026
- dropped MailChimp May 2026