What powers 
replay.software?
Last seen Sep 2026 · 20 technologies across 11 categories
Analytics
Cloudflare Browser Insights
since Jul 2021
Google Analytics
since Oct 2020
Vercel Analytics
since Feb 2023
CDN
Cloudflare
since Jul 2021
Netlify
since Oct 2020
JavaScript frameworks
Miscellaneous
PaaS
Vercel
since Jul 2021
Payment processors
Performance
Priority Hints
since Jan 2024
Programming languages
Node.js
since Jul 2021
Security
HSTS
since Feb 2023
Tag managers
Google Tag Manager
since Oct 2020
UI frameworks
Headless UI
since Feb 2023
Tailwind CSS
since Jul 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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
India
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.94 / 10 · ranked #617,207 of all domains
62 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.25.42, IPv6)
- DNS: Cloudflare DNS
- Email: Fastmail
- Email security: SPF (neutral), DMARC quarantine
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,075,592, 3 hosts
- Verified with: Google, Stripe
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| replay.software | 16 |
| umbra.replay.software | 4 |