Strange log output from access.log

[chrisguk]

Has anyone seen this kind of output before, and why it is happening?

10.8.0.1 - - [17/Mar/2020:16:37:07 +0100] "GET
/admin.php?content=8204;menu=040044;product_id=236431 HTTP/2.0" 200 18324
"https://app.tdom.net/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php/admin.php?text_string=7613052442458&lang=1&active=1&search.x=25&search.y=7&manufacturer=69&year=0&season=0&collection=0&price=0&stocktype=1&stocksum=&id_string=&erp_id_string=&supplier_item_no_string=&_qf__productSearchForm=&_qfe__submit=1&content=8210&menu=040044"
"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101
Firefox/68.0" "-"

Posted at Nginx Forum: https://forum.nginx.org/read.php?2,287371,287371#msg-287371