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Vulny vs fail2zig

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Vulny compared with fail2zig
DetailVulny logo Vulnyfail2zig logo fail2zig
What it doesWebsite Security Scanner | Find & Fix Security Risks Not given
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Not given
PricingNot given Not given
Key features
  • External vulnerability scanning
  • Web application security testing
  • Shadow API discovery and scanning
  • TLS/SSL configuration checking
  • CVE vulnerability matching
  • SEO audit
  • AI-search (GEO) audit
  • ISO 27001 ISMS tracking
  • Branded PDF/DOC reporting
  • Daily continuous scanning
  • Single static binary deployment
  • SQLite-based durable state
  • Kernel-enforced firewall rules via nftables, iptables or ipset
  • Built-in service filters for sshd, web and mail services
  • Configurable jail policies with thresholds and escalation
  • fail2ban configuration migration support
  • Bounded resource limits and memory controls
  • Firewall rule inspection and verification
  • IPv4 and IPv6 protection
  • Threat model documentation
What makes it different
  • Combines security, SEO, and AI-search readiness in one scan instead of three separate tools
  • Non-destructive scanning safe to run continuously without disrupting production
  • Built-in ISO 27001 ISMS for compliance without spreadsheets
  • Plain-language fixes prioritized by real-world risk, not technical jargon
  • Detection database of 357,755+ vulnerability tests updated every two hours
  • No Python runtime or database server required - single static binary
  • Durable protection state survives restart with SQLite
  • Explicit resource limits prevent hostile input from crashing daemon
  • Verified kernel enforcement with netlink confirmation
  • Native Zig implementation with no regex engine overhead
Community votes00
DR (Domain Rating by Ahrefs)2 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)50
Citation Flow (Majestic)2010
Referring domains (Majestic)2721

2 details filled in for both companies.

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