
NexusScan - Advanced URL Security Scanner by Sunil Upadhyay
Real-time browser security scanner that detects malicious sites, phishing, and online threats instantly. Powered by VirusTotal, urlscan.io, and advanced risk scoring — all with a privacy-first, no-tracking design for safer browsing.
1 User1 User
You'll need Firefox to use this extension
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About this extension
🔍 Scan Smarter. Stay Safer.
NexusScan is your personal web security shield, protecting you from malicious websites, phishing scams, and online threats — in real time. With deep threat intelligence integration, NexusScan delivers enterprise-grade analysis directly inside your browser.
🚀 CORE SECURITY POWER
• Instant URL Scanning – Detect threats the moment you click
• VirusTotal & urlscan.io – Multi-source malware & behavior analysis
• Advanced Risk Scoring – Visual indicators for threat severity
• IP & Network Insight – Identify risky infrastructure in seconds
💡 SMARTER BROWSING
• One-Click Toolbar Scan – Fast and simple security checks
• Dark/Light Mode – Modern, responsive interface
• Full Scan History – Track every check you’ve run
• Bulk Bookmark Scanning – Verify saved links instantly
🔒 PRIVACY-FIRST DESIGN
• Local Data Only – Nothing sent to our servers
• No Tracking, No Ads – 100% privacy-respecting
• Open Source – Transparent, auditable JavaScript code
⚡ ADVANCED TOOLS FOR POWER USERS
• Website screenshot analysis
• Keyboard shortcuts for lightning-fast scans
• Detailed threat categorization & reporting
• Real-time protection toggle for continuous monitoring
Perfect for: Security-conscious users, IT professionals, and anyone who wants peace of mind online.
📥 Install NexusScan today — safe browsing has never been easier.
NexusScan is your personal web security shield, protecting you from malicious websites, phishing scams, and online threats — in real time. With deep threat intelligence integration, NexusScan delivers enterprise-grade analysis directly inside your browser.
🚀 CORE SECURITY POWER
• Instant URL Scanning – Detect threats the moment you click
• VirusTotal & urlscan.io – Multi-source malware & behavior analysis
• Advanced Risk Scoring – Visual indicators for threat severity
• IP & Network Insight – Identify risky infrastructure in seconds
💡 SMARTER BROWSING
• One-Click Toolbar Scan – Fast and simple security checks
• Dark/Light Mode – Modern, responsive interface
• Full Scan History – Track every check you’ve run
• Bulk Bookmark Scanning – Verify saved links instantly
🔒 PRIVACY-FIRST DESIGN
• Local Data Only – Nothing sent to our servers
• No Tracking, No Ads – 100% privacy-respecting
• Open Source – Transparent, auditable JavaScript code
⚡ ADVANCED TOOLS FOR POWER USERS
• Website screenshot analysis
• Keyboard shortcuts for lightning-fast scans
• Detailed threat categorization & reporting
• Real-time protection toggle for continuous monitoring
Perfect for: Security-conscious users, IT professionals, and anyone who wants peace of mind online.
📥 Install NexusScan today — safe browsing has never been easier.
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Permissions and dataLearn more
Required permissions:
- Read and modify bookmarks
- Block content on any page
- Display notifications to you
- Access browser tabs
- Access your data for all web sites
Optional permissions:
- Access your data for all web sites
More information
- Add-on Links
- Version
- 1.0.0
- Size
- 75.43 kB
- Last updated
- 17 days ago (3 Aug 2025)
- Related Categories
- Licence
- Mozilla Public Licence 2.0
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Add to collection
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