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  5. crt.guru vs Qontrol Avant-Vente

crt.guru vs Qontrol Avant-Vente: Side-by-Side Comparison (2026)

Features, pricing, ratings, and pros & cons — compared head-to-head.

crt.guru is a commercial external attack surface management tool by crt.guru. Qontrol Avant-Vente is a commercial external attack surface management tool by Qontrol. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack.

CybersecToolsCST Verdict

Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:

crt.guru

Security teams managing external-facing services across multiple regions need crt.guru for its multi-protocol scanning and Certificate Transparency monitoring, which catches unauthorized cert issuance before your domain gets impersonated. The tool covers ID.AM and DE.CM effectively by mapping your cert portfolio across Frankfurt, New York, and Amsterdam simultaneously, then alerting at granular intervals (30, 14, 7, 1 day) so you're not racing against expiry deadlines. Skip this if your organization has zero external TLS endpoints or relies on a managed WAF vendor that already owns cert lifecycle; crt.guru solves a specific problem rather than replacing internal PKI tooling.

Qontrol Avant-Vente

vCISOs and MSPs selling to prospects who won't sign security assessments need Qontrol Avant-Vente because it runs a full external domain diagnostic without buyer agreement, turning a cold prospect into a qualified lead in one click. The tool maps asset inventory and risk posture from passive reconnaissance alone, covering NIST ID.AM and ID.RA functions that most pre-sales tools skip entirely. Skip this if your sales cycle assumes prospects will cooperate with formal scoping calls; Qontrol is built for the outbound motion where friction kills deals before they start.

Data verified Jun 2026
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crt.guru

crt.guru

External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports.

External Attack Surface Management
 Commercial
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Qontrol Avant-Vente

Qontrol Avant-Vente

Passive pre-sale domain diagnostic tool for vCISOs, MSPs & MSSPs.

External Attack Surface Management
 Commercial
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Side-by-Side Comparison

Feature
crt.guru
Qontrol Avant-Vente
Pricing Model
Commercial
Commercial
Category
External Attack Surface Management
External Attack Surface Management
Verified Vendor
Deployment & Fit
Deployment Type
Cloud
Cloud
Company Size Fit
Startup, SMB, Mid-Market, Enterprise
Startup, SMB, Mid-Market
Company Information
Company
crt.guru
Qontrol
Headquarters
Founded, Size & Funding
Get via API
Get via API
Use Cases & Capabilities
TLS
SSL
PCI DSS
NIST
Security Scanning
Alerting
Security Compliance Training
Security Reporting
Vulnerability
REST API
Virtual Ciso Services
Outsourced Security
Reconnaissance
NIST CSF 2.0 Coverage
NIST CSF 2.0 Coverage
ID - Identify72%
PR - Protect85%
DE - Detect60%
RS - Respond45%
RC - Recover38%
GV - Govern55%

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 MCP
Core Features
  • Multi-region external TLS scanning (Frankfurt, New York, Amsterdam)
  • Certificate expiry alerts at 30, 14, 7, and 1 day intervals
  • Vulnerability scanning (Heartbleed, ROBOT, CCS Injection, weak ciphers)
  • Certificate revocation detection
  • Certificate Transparency log monitoring for unauthorized issuance
  • Compliance checks against Mozilla, PCI DSS 4.0, and NIST standards
  • One-click PDF compliance report generation
  • Portfolio risk scoring, compliance matrix, and expiry calendar
  • One-click passive external domain scan requiring no prospect agreement
  • Pre-sale security diagnostic from a prospect's domain name
  • Commercial lead sharing via Qontrol prospect flow
  • Full Pilot workspace demo access for prospects
  • Demonstration of external surface, usage, and governance diagnostics
  • Real-data demo environment showcasing deliverable and report quality
Integrations
Email
Telegram
Discord
Slack
No integrations listed
Community
Community Votes
0
0
Bookmarks
User Reviews

No reviews yet

No reviews yet

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crt.guru vs Qontrol Avant-Vente FAQ

Common questions about comparing crt.guru vs Qontrol Avant-Vente for your external attack surface management needs.

crt.guru: External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports. built by crt.guru. Core capabilities include Multi-region external TLS scanning (Frankfurt, New York, Amsterdam), Certificate expiry alerts at 30, 14, 7, and 1 day intervals, Vulnerability scanning (Heartbleed, ROBOT, CCS Injection, weak ciphers)..

Qontrol Avant-Vente: Passive pre-sale domain diagnostic tool for vCISOs, MSPs & MSSPs. built by Qontrol. Core capabilities include One-click passive external domain scan requiring no prospect agreement, Pre-sale security diagnostic from a prospect's domain name, Commercial lead sharing via Qontrol prospect flow..

Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.

crt.guru differentiates with Multi-region external TLS scanning (Frankfurt, New York, Amsterdam), Certificate expiry alerts at 30, 14, 7, and 1 day intervals, Vulnerability scanning (Heartbleed, ROBOT, CCS Injection, weak ciphers). Qontrol Avant-Vente differentiates with One-click passive external domain scan requiring no prospect agreement, Pre-sale security diagnostic from a prospect's domain name, Commercial lead sharing via Qontrol prospect flow.

crt.guru is developed by crt.guru. Qontrol Avant-Vente is developed by Qontrol. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

crt.guru and Qontrol Avant-Vente serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover Security Scanning, Security Reporting. Review the feature comparison above to determine which fits your requirements.

Have more questions? Browse our categories or search for specific tools.

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