uuchk

Network utility — performs connectivity diagnostics and DNS resolution

Executes network diagnostics including DNS queries, connectivity checks, and endpoint reachability tests. Communicates with multiple network endpoints to validate connectivity status and gather diagnostic information. Processes bundle identifiers and file paths as part of its diagnostic operations. Runs with Apple's code signature and includes minimal private framework dependencies, indicating a low-level system utility for troubleshooting network configurations and connectivity issues.AI