I am also going through some other discussion thread which reported similar issue, but so far I haven't got any clear clue..
Saw that you were asking for logs in some other thread, here is the log I have
Access Log
172.30.184.93 - - [15/May/2024:14:25:56 -0700] "POST /top3_edit_report.php?id=991888&assigned_pm_id=2435 HTTP/2.0" 302 - "https://172.16.100.185/top3_edit_report.php?id=991888&assigned_pm_id=2435" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 Edg/124.0.0.0"
172.30.184.93 - - [15/May/2024:14:25:56 -0700] "GET /top3_weekly_report.php?assigned_pm_id=2435 HTTP/2.0" 200 1844 "https://172.16.100.185/top3_edit_report.php?id=991888&assigned_pm_id=2435" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 Edg/124.0.0.0"
172.16.46.8 - - [15/May/2024:14:56:18 -0700] "GET / HTTP/2.0" 403 264 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
172.16.198.152 - - [15/May/2024:15:05:08 -0700] "GET / HTTP/2.0" 403 264 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
Error Log
[Wed May 15 14:56:18.807038 2024] [autoindex:error] [pid 1144300:tid 139744672110144] [remote 172.16.46.8:61479] AH01276: Cannot serve directory /www/wwwroot/172.16.100.185/: No matching DirectoryIndex (index.php,index.html,index.htm,default.php,default.html,default.htm) found, and server-generated directory index forbidden by Options directive
Strangely, looks like someone is still accessing my server. Not sure why and how, I will find out that as well.
Thanks a lot in advance!