CF Scanner v1.8.0

Changelog

• Fixed a crash triggered when multiple ranges were defined in the AllowRange list
• Upgraded Go toolchain to Go 1.26.0 and refreshed all dependencies
• Ping packet size is now randomized
• Padding values are now generated as random Base64 strings instead of a fixed X character
• Added multiple noise‑injection mechanisms inspired by Xray’s noise model
• Introduced a new rand noise type
• Noise sleep intervals are now randomized
• Removed UDP scan

CF Scanner v1.7.2

Changes & Fixes

• UTLS

  • Fixed TLS handshake timeout issues
  • Fixed timeout when waiting for HTTP responses
  • Improved error logging for better debugging

• Dependencies

  • Updated all dependencies to their latest stable versions

• Data Update

  • Refreshed ipv4.txt

Note

For best results, try scanning with both ipv4.txt and ipv4_old.txt.
Do not remove ipv4.txt — fetching the latest file is currently broken.

CF Scanner v1.7.1

• Fixed HTTP scheme handling when a custom port is specified.
• Upgraded dependencies to the latest stable versions for improved security and performance.

CF Scanner v1.7.0

📦 Release Notes – cf-scanner Update

• Updated quic-go dependency to the latest version.
• Introduced AllowRange configuration: This takes precedence over IgnoreRange and enables scanning only within specified IP ranges.
• Added SeparateConnection option for download tests:
  • Determines whether to reuse the existing connection or establish a new one.
  • Recommended usage:
    • Disable for Cloudflare HTTP/1.1 and HTTP/2.
    • Enable for HTTP/3 to ensure proper functionality.
• Optimized HTTP/3 download tests with increased buffer size for better throughput.
• Added Samples configuration for jitter measurement.
• Expanded ping configuration with new options:
  • Size: Sets the packet size.
  • Privileged: Enables privileged mode for ICMP operations.

CF Scanner v1.6.2

🔧 CF Scanner v1.6.2 – Release Highlights

• ✅ CIDR Flexibility: IP list file now support any valid CIDR notation.
• 🛠️ Armv7 Build Added: New binaries are available for Armv7 architecture.
• 🚫 IgnoreRange Format Update: The IgnoreRange field must now use CIDR format. Example:

  ["172.0.0.0/8", "104.0.0.0/8"]

• 🌐 IPv4 Auto-Download: If ipv4.txt is missing, the scanner will automatically fetch the latest IPv4 list from the cf-tools latest release.

CF Scanner v1.6.1

Same as v1.6.0 but built and published using GitHub action