Concheck v1.1.0

Changes since last release:

• Add command line flags to explicitly force IPv4 or IPv6
• Document exit codes and flags in README.md

Concheck v1.0.2

Changes since last release:

• Improve the robustness of ICMP connectivity checking
• Remove an IPv4-only host from the list of HTTP endpoints
• Drastically reduce ICMP check timeout
• Add Cache-Control and User-Agent headers to HTTP requests

Concheck v1.0.1

Changes since last release:

• Add a simple TXT DNS resolution check
• Execute each different kind of check serially rather than concurrently

Concheck v1.0.0

This is the first concheck release! 🎉

Included in the assets below are a variety of pre-built statically-compiled binaries for most operating systems and CPU architectures out there. In future, I'll also include a simple changelog here.