What is Black Duck Fast Dynamic?
Direct Answer: Black Duck Fast Dynamic is a security scanning bot operated by Black Duck Software, performing Fast Dynamic DAST security scanning.
The Black Duck Fast Dynamic bot is used for Fast Dynamic DAST security scanning by Black Duck Software. It communicates with web-accessible applications using specific IPs that vary between Polaris instances. The bot's purpose is to scan for security vulnerabilities.
User-Agent Identification
The following user-agent strings identify Black Duck Fast Dynamic in your live traffic data:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 FastDAST/1.0
robots.txt Rules for Black Duck Fast Dynamic
Respects robots.txt: No
This bot does not commit to following robots.txt
Black Duck Fast Dynamic does not officially follow robots.txt directives. The only reliable way to control access is through server-side blocking (IP filtering, user-agent rules in your web server config) combined with log monitoring to verify effectiveness.
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Crawl Behavior
Frequency:On-Demand
Request Pattern:DAST Security Scanning Requests
Crawl Activity Index
Relative crawl activity for Black Duck Fast Dynamic over the past 28 days. Higher values indicate increased crawling intensity compared to the period baseline.
View recent activity data (last 7 days)
| Date | Activity Index |
|---|---|
| Mar 26, 2026 | 88.0 |
| Mar 27, 2026 | 82.7 |
| Mar 28, 2026 | 83.1 |
| Mar 29, 2026 | 81.8 |
| Mar 30, 2026 | 87.3 |
| Mar 31, 2026 | 90.2 |
| Apr 1, 2026 | 88.9 |
Source: Cloudflare Radar
Why track Black Duck Fast Dynamic traffic?
Identify and classify unknown crawler activity. Black Duck Fast Dynamic may appear in your live traffic data with varying frequency. Tracking its behavior helps you decide whether to allow, throttle, or block it based on actual data.
Protect your crawl budget. Every bot request consumes server resources. Understanding what Black Duck Fast Dynamic crawls helps you prioritize the crawlers that matter.
Log Verification
To verify Black Duck Fast Dynamic traffic in your live traffic data:
- Search access logs for the user-agent strings listed above
- Check if the IP addresses match documented ranges (if provided by Black Duck)
- Verify the crawl pattern matches documented behavior
- Use reverse DNS lookup for additional verification if available
IP Verification: Black Duck provides official IP verification via Published IP ranges. View verification instructions →
IPs for different Polaris instances are provided for allow listing
Note: Observed behavior in production environments may differ from official documentation. Live traffic monitoring provides the only reliable verification of actual bot behavior.
Undocumented Information
The following information is not officially documented for Black Duck Fast Dynamic:
- crawl frequency details
- JavaScript rendering details
Official Documentation
View Official Black Duck Fast Dynamic Documentation →
Information sourced from official documentation. Content generated with AI assistance.