"trace-regex [regex] emit resolution trace for matching queries (empty regex to clear trace)\n"
"top-largeanswer-remotes show top remotes receiving large answers\n"
"top-queries show top queries\n"
+"top-pub-queries show top queries grouped by public suffix list\n"
"top-remotes show top remotes\n"
"top-servfail-queries show top queries receiving servfail answers\n"
+"top-pub-servfail-queries show top queries receiving servfail answers grouped by public suffix list\n"
"top-servfail-remotes show top remotes receiving servfail answers\n"
"unload-lua-script unload Lua script\n"
"version return Recursor version number\n"