# IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) vs SurfaceDiff: side-by-side comparison (2026) [IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks)](https://cybersectools.com/tools/ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. [SurfaceDiff](https://cybersectools.com/tools/surfacediff) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [SurfaceDiff](https://cybersectools.com/companies/surfacediff). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more. ## Side-by-side comparison | | IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) | SurfaceDiff | |---|---|---| | Pricing model | Free | Commercial | | Category | External Attack Surface Management | External Attack Surface Management | | Verified | No | No | | Deployment type | On-Premises | Cloud | | Company size fit | Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise | | GitHub stars | 3,964 | – | | Last commit | Feb 2026 | – | | Company | – | SurfaceDiff | | Headquarters | – | – | ### Use cases and capabilities | | IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) | SurfaceDiff | |---|---|---| | Network Discovery | Yes | – | | Network Scanning | Yes | Yes | | DNS Security | – | Yes | | Port Scanning | – | Yes | | TLS | – | Yes | | Subdomain Enumeration | – | Yes | | Security Scanning | – | Yes | | Alerting | – | Yes | | Reconnaissance | – | Yes | | Visibility | – | Yes | | Web Security | – | Yes | ### Core features **IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks)** No features listed. **SurfaceDiff** 9 features listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks)](https://cybersectools.com/tools/ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks) fits if you need to run it on your own servers, you need a free product and you want an open-source product. - [SurfaceDiff](https://cybersectools.com/tools/surfacediff) fits if you want a cloud product and you are a startup or a small business. ## IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) vs SurfaceDiff FAQ Common questions when comparing IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) vs SurfaceDiff for external attack surface management. ### What is the difference between IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) and SurfaceDiff? **IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks)**: A network recon framework including tools for passive and active recon. **SurfaceDiff**: Continuous external attack surface monitoring that shows what changed between scans. Built by SurfaceDiff. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) and SurfaceDiff? **IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks)** is open-source with 3,964 GitHub stars. **SurfaceDiff** is made by SurfaceDiff. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) a good alternative to SurfaceDiff? Often, yes. IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) and SurfaceDiff are both External Attack Surface Management products, and both cover Network Scanning. Key differences: IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) is Free while SurfaceDiff is Commercial, IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) is open-source. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks) - [IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks) - [IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks) - [SurfaceDiff vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-surfacediff) - [SurfaceDiff vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-surfacediff) - [SurfaceDiff vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-surfacediff) ## Alternatives to each - [See all IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) alternatives](https://cybersectools.com/alternatives/ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks) - [See all SurfaceDiff alternatives](https://cybersectools.com/alternatives/surfacediff) --- Source: https://cybersectools.com/compare/ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks-vs-surfacediff For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/ivre-instrument-de-veille-sur-les-reseaux-exterieurs-or-drunk-dynamic-recon-of-unknown-networks.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on IVRE (Instrument de veille sur les réseaux extérieurs) or DRUNK (Dynamic Recon of UNKnown networks) and SurfaceDiff: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md