.TH BONGO-TESTTOOL 1 "July 2026" "Bongo @BONGO_V_STR@" "Bongo commands" .SH NAME bongo-testtool \- run focused Bongo diagnostic checks .SH SYNOPSIS .B bongo-testtool checkmx .I domain .SH DESCRIPTION .B bongo-testtool contains small diagnostics used while validating a Bongo installation. It drops to the configured unprivileged Bongo account before running a command. .SH COMMANDS .TP .BI checkmx " domain" Resolve and display the mail exchangers and their addresses for .IR domain . .SH SEE ALSO .BR bongo-admin (1), .BR bongo-manager (1)