How Alert91 collects, uses, and protects data
Last updated: April 2026 · Effective: April 2026
🔒 Short version: Alert91 collects anonymous performance and error data from your visitors to help you monitor site health. We do not sell this data, share it with advertisers, or use it for any purpose other than providing the monitoring service to you.
Alert91 is a website monitoring platform operated by 91Technologies, a company registered in Maharashtra, India. We provide uptime monitoring, performance tracking, error detection, and related services to web agencies and businesses.
Contact: 91technologiess@gmail.com
Address: Maharashtra, India
This Privacy Policy covers:
When you embed the Alert91 monitoring script (monitor.js) on your website, it collects the following technical data from your website visitors:
| Data Type | What It Is | Purpose |
|---|---|---|
| Page load time | How long the page took to load in milliseconds | Performance monitoring |
| Page URL | Which page was visited (path only, no query strings with personal data) | Traffic analysis |
| Session ID | Anonymous random identifier for a browser session (30-min timeout) | Journey tracking |
| JavaScript errors | Error message and stack trace when JS fails | Error detection |
| Browser type | General browser family (Chrome, Firefox etc.) | Compatibility monitoring |
| Device type | Mobile, tablet, or desktop | Performance analysis |
| HTTP status codes | Whether API calls succeeded or failed | API monitoring |
| Heartbeat signals | Periodic ping indicating visitor is active on page | Traffic monitoring |
⚠️ Important: Alert91 monitoring data is anonymous and technical in nature. Individual visitors cannot be identified from the data we collect.
When you create an Alert91 account, we collect:
We use collected data exclusively to:
We do not:
All Alert91 data is stored on servers located in India. We implement the following security measures:
| Data Type | Retention Period |
|---|---|
| Monitoring events (page loads, errors) | As per your plan (30, 90, or 365 days) |
| Incidents and alerts | 12 months |
| Account data | Duration of account + 30 days after deletion |
| Billing records | 7 years (as required by Indian tax law) |
| SEO and link check results | 30 days |
We share data only with the following service providers, strictly for operating Alert91:
We do not share data with any analytics companies, advertising networks, or data brokers.
Under India's Digital Personal Data Protection Act 2023, you have the right to:
To exercise these rights, email us at 91technologiess@gmail.com with subject "Data Request".
Alert91 dashboard uses minimal cookies:
The monitor.js script uses localStorage on your visitors' browsers only for anonymous session tracking (30-minute sessions). No cross-site tracking cookies are set.
Alert91 is a B2B service intended for businesses. We do not knowingly collect data from individuals under 18 years of age.
We may update this Privacy Policy periodically. We will notify account holders of significant changes via email. Continued use of Alert91 after changes constitutes acceptance of the updated policy.
For privacy-related questions or requests: