What powers 
heylo.co?
Last seen Sep 2026 · 36 technologies across 20 categories
Analytics
CDN
Databases
Firebase
since Sep 2022
Development
Sendinblue
since Jan 2023
Font scripts
Google Font API
since Jul 2021
Issue trackers
Sentry
since Apr 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Vercel
since Sep 2024
Page builders
Webflow
since Jul 2021
Payment processors
Performance
Priority Hints
since Nov 2023
Programming languages
Node.js
since Sep 2024
Security
Tag managers
Google Tag Manager
since Jul 2021
UI frameworks
MUI
since Apr 2022
Webmail
Google Workspace
since Aug 2022
Widgets
ShareThis
since Apr 2022
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 54% phone
- 46% desktop
France
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.15 / 10 · ranked #477,493 of all domains
53 referring domains · OpenPageRank
Page
- Language: English
- CDN: Fastly
- Weight: 2.8 MB · 57 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.45.197, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 185,289, 6 hosts
- Verified with: Brevo, Firebase, Google, Meta Business
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| app.heylo.co | 18 |
| www.heylo.co | 16 |
| auth.app.heylo.co | 15 |
| howitworks.heylo.co | 5 |
Full technology history →
Report an incorrect detection