DNSAudit.io vs FingerprintX: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
DNSAudit.io is a free security scanning tool by DNSAudit.io. FingerprintX is a free security scanning tool. Compare features, ratings, integrations, and community reviews side by side to find the best security scanning fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Security teams doing quick reconnaissance on unfamiliar networks or validating firewall configurations will appreciate FingerprintX for its zero-friction setup; you download it, point it at open ports, and get service fingerprints without licensing overhead. The 648 GitHub stars and active maintenance signal it's stable enough for tactical use, though it's thin on visualization and reporting compared to commercial scanners. Skip this if you need continuous monitoring, compliance artifacts, or integration with your existing ticketing workflow; FingerprintX is a one-shot utility, not a platform.
Data verified May 2026
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DNSAudit.io
Free DNS security scanner that checks domains for misconfigs and exposure.
FingerprintX
FingerprintX is a standalone utility for service discovery on open ports.
Side-by-Side Comparison
Feature
DNSAudit.io
FingerprintX
Pricing Model
Free
Free
Category
Security Scanning
Security Scanning
Verified Vendor
Deployment & Fit
Deployment Type
Cloud
Company Size Fit
Startup, SMB, Mid-Market, Enterprise
Open Source
GitHub Stars
648
Last Commit
Mar 2025
Company Information
Company
DNSAudit.io
Headquarters
Founded, Size & Funding
Use Cases & Capabilities
DNS Security
Misconfiguration
DMARC
SPF
DKIM
Security Scanning
Reconnaissance
DNS Rebinding
Network Discovery
Port Scanning
Security Research
NIST CSF 2.0 Coverage
NIST CSF 2.0 Mapping
Access NIST CSF 2.0 data from thousands of security products via MCP to assess your stack coverage.
Access via MCPCore Features
- 40+ automated DNS security checks per domain scan
- DNS security score and letter grade (A+ to F)
- SPF, DMARC, and DKIM validation
- DNSSEC status check
- Zone transfer exposure detection
- Open resolver and DNS amplification vector detection
- DNS rebinding risk identification
- Passive DNS threat correlation (botnet/malware-linked IPs)
- No features listed
Community
Community Votes
2
0
Bookmarks
User Reviews
5.0/5(2 reviews)
Recent Reviews
5/5
I started using DNSAudit.io to do a quick sanity check on a client's domain before a migration. Ended up finding a wildcard DNS entry that had been sitting there for years, completely forgotten. The scan is fast and doesn't require an account, which matters when you're jumping between client environments. The scoring breakdown is actually useful, not just a traffic light. It tells you what's wrong and why. And I really love they also explain how to fix all the issues you find in the results!! Also i have started using its api as well and its works amazingly good for integrations
5/5
Solid free tool for a first pass on DNS security posture. Useful if you need to hand a non-technical stakeholder something with a score and clear findings. Checks zone transfer exposure, SPF/DMARC/DKIM, DNSSEC, and a bunch of other things I normally have to check manually with dig.
No reviews yet
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