Software: Apache. PHP/5.5.15 

uname -a: Windows NT SVR-DMZ 6.1 build 7600 (Windows Server 2008 R2 Enterprise Edition) i586 

SYSTEM 

Safe-mode: OFF (not secure)

E:\nuevo\apache\logs\   drwxrwxrwx
Free 9.41 GB of 239.26 GB (3.93%)
Detected drives: [ a ] [ c ] [ d ] [ e ] [ f ]
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Viewing file:     portal-error-ssl.log (1.9 KB)      -rw-rw-rw-

[Sun May 17 10:46:47.406752 2020] [proxy_http:error] [pid 7376:tid 19972] (OS 10053)An established connection was aborted by the software in your host machine.  : [client 181.57.118.10:63756] AH01102: error reading status line from remote server 192.168.175.241:80
[Sun May 17 10:46:47.406752 2020] [proxy:error] [pid 7376:tid 19972] [client 181.57.118.10:63756] AH00898: Error reading from remote server returned by /robots.txt
[Sun May 17 15:13:48.900092 2020] [proxy:error] [pid 13008:tid 19992] (OS 10061)No connection could be made because the target machine actively refused it.  : AH00957: HTTP: attempt to connect to 192.168.175.241:80 (192.168.175.241) failed
[Sun May 17 15:13:48.900092 2020] [proxy:error] [pid 13008:tid 19992] AH00959: ap_proxy_connect_backend disabling worker for (192.168.175.241) for 60s
[Sun May 17 15:13:48.900092 2020] [proxy_http:error] [pid 13008:tid 19992] [client 201.245.192.253:60776] AH01114: HTTP: failed to make connection to backend: 192.168.175.241, referer: https://portal.ambientebogota.gov.co/es/home
[Sun May 17 15:13:48.900092 2020] [proxy:error] [pid 13008:tid 19992] AH00940: HTTP: disabled connection for (192.168.175.241)
[Sun May 17 15:19:54.065534 2020] [proxy:error] [pid 13008:tid 20020] (OS 10061)No connection could be made because the target machine actively refused it.  : AH00957: HTTP: attempt to connect to 192.168.175.241:80 (192.168.175.241) failed
[Sun May 17 15:19:54.065534 2020] [proxy:error] [pid 13008:tid 20020] AH00959: ap_proxy_connect_backend disabling worker for (192.168.175.241) for 60s
[Sun May 17 15:19:54.065534 2020] [proxy_http:error] [pid 13008:tid 20020] [client 186.84.22.49:34877] AH01114: HTTP: failed to make connection to backend: 192.168.175.241, referer: https://portal.ambientebogota.gov.co/es/servicio-al-ciudadano
[Sun May 17 15:19:54.065534 2020] [proxy:error] [pid 13008:tid 20020] AH00940: HTTP: disabled connection for (192.168.175.241)