#404 0 http://mirrors.dotsrc.org/debian-security///pool///updates///main///a///apt///apt-transport-https_1.4.10_amd64.deb HTTP/1.1 404 Not Found Server: nginx/1.18.0 (Ubuntu) Date: Sun, 18 Apr 2021 14:17:48 GMT Content-Type: text/html Content-Length: 162 Connection: keep-alive X-Frame-Options: SAMEORIGIN