your HTTP request from 18.206.238.176 at 2020-07-07 13:35:26:

GET /http-request HTTP/1.1
User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
If-Modified-Since: Mon, 01 Jun 2020 04:17:47 UTC
Accept-Encoding: br,gzip
Host: fex.rus.uni-stuttgart.de
Connection: Keep-Alive