root@blog:/usr/local/bin# tail -20 /var/log/nginx/error.log
2017/02/05 14:38:54 [error] 22020#0: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 74.101.35.75, server: www.test-site.com, request: "GET / HTTP/1.1", upstream: "http://127.0.0.1:2368/", host: "www.test-site.com"
2017/02/05 14:39:20 [error] 22020#0: *8 connect() failed (111: Connection refused) while connecting to upstream, client: 84.83.21.210, server: www.test-site.com, request: "GET /2016/01/15/syncing-data/ HTTP/1.1", upstream: "http://127.0.0.1:2368/2016/01/15/syncing-google-sheets-data-to-excel/", host: "www.test-site.com", referrer: "https://www.google.nl/"
2017/02/05 14:39:20 [error] 22020#0: *9 connect() failed (111: Connection refused) while connecting to upstream, client: 84.83.21.210, server: www.test-site.com, request: "GET /assets/css/style.css HTTP/1.1", upstream: "http://127.0.0.1:2368/assets/css/style.css", host: "www.test-site.com", referrer: "https://www.google.nl/"