Hello.
Check your /usr/local/apache/logs/error_log file.
[Sat Feb 13 15:55:34 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 15:55:34 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 15:55:35 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 15:58:52 2016] [error] [client 180.76.15.159] File does not exist: /usr/local/apache/htdocs/manual
[Sat Feb 13 16:22:59 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 16:23:00 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 16:23:00 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 16:23:01 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 16:35:09 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 16:35:46 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 16:35:46 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 16:35:47 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 16:42:25 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:45:00 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 16:45:01 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 16:45:01 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 16:45:02 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 16:45:47 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:55:59 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:56:20 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/index.php
[Sat Feb 13 16:56:26 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:56:32 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/install
[Sat Feb 13 16:56:47 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/public_html
[Sat Feb 13 16:57:10 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 16:57:11 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 16:57:11 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 16:57:12 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 16:57:25 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:57:58 2016] [error] [client 104.41.147.150] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:57:58 2016] [error] [client 104.41.147.150] File does not exist: /usr/local/apache/htdocs/favicon.ico, referer:
http://68.168.223.3/[Sat Feb 13 16:58:11 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:58:13 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:58:52 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 16:59:34 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 16:59:34 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 16:59:35 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 16:59:40 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 16:59:45 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/install
[Sat Feb 13 17:00:53 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/install
[Sat Feb 13 17:01:16 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/users
[Sat Feb 13 17:03:08 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 17:04:31 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 17:04:55 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 17:05:37 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 17:05:37 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 17:05:38 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 17:05:38 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/img, referer:
http://68.168.223.3/[Sat Feb 13 17:11:27 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:11:27 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:11:32 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/install/index.php" is smaller than min_uid
[Sat Feb 13 17:11:32 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:12:45 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/install/index.php" is smaller than min_uid
[Sat Feb 13 17:12:45 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:12:46 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/install/index.php" is smaller than min_uid
[Sat Feb 13 17:12:46 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:12:49 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:12:49 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:12:49 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:12:49 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:12:59 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:12:59 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:13:21 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:13:21 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:13:26 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/install/index.php" is smaller than min_uid
[Sat Feb 13 17:13:26 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:19:21 2016] [notice] caught SIGTERM, shutting down
[Sat Feb 13 17:19:22 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sat Feb 13 17:19:22 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sat Feb 13 17:19:23 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sat Feb 13 17:19:50 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:19:50 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sat Feb 13 17:43:50 2016] [error] [client 180.76.15.6] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:43:50 2016] [error] [client 180.76.15.6] Premature end of script headers: index.php
[Sat Feb 13 17:45:01 2016] [error] [client 180.76.15.24] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 17:45:01 2016] [error] [client 180.76.15.24] Premature end of script headers: index.php
[Sat Feb 13 18:30:50 2016] [error] [client 180.76.15.26] File does not exist: /usr/local/apache/htdocs/manual
[Sat Feb 13 18:47:27 2016] [error] [client 180.76.15.15] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 18:47:27 2016] [error] [client 180.76.15.15] Premature end of script headers: index.php
[Sat Feb 13 18:48:45 2016] [error] [client 180.76.15.24] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 18:48:45 2016] [error] [client 180.76.15.24] Premature end of script headers: index.php
[Sat Feb 13 19:40:37 2016] [error] [client 180.76.15.12] File does not exist: /usr/local/apache/htdocs/manual
[Sat Feb 13 19:44:36 2016] [error] [client 180.76.15.6] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 19:44:36 2016] [error] [client 180.76.15.6] Premature end of script headers: index.php
[Sat Feb 13 19:45:48 2016] [error] [client 180.76.15.15] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 19:45:48 2016] [error] [client 180.76.15.15] Premature end of script headers: index.php
[Sat Feb 13 20:23:27 2016] [error] [client 63.141.245.74] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 20:23:27 2016] [error] [client 63.141.245.74] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 20:23:27 2016] [error] [client 63.141.245.74] Premature end of script headers: index.php
[Sat Feb 13 20:48:22 2016] [error] [client 180.76.15.21] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 20:48:22 2016] [error] [client 180.76.15.21] Premature end of script headers: index.php
[Sat Feb 13 20:49:44 2016] [error] [client 180.76.15.152] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 20:49:44 2016] [error] [client 180.76.15.152] Premature end of script headers: index.php
[Sat Feb 13 21:42:01 2016] [error] [client 180.76.15.17] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 21:42:01 2016] [error] [client 180.76.15.17] Premature end of script headers: index.php
[Sat Feb 13 21:43:10 2016] [error] [client 180.76.15.136] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 21:43:10 2016] [error] [client 180.76.15.136] Premature end of script headers: index.php
[Sat Feb 13 22:02:45 2016] [error] [client 180.76.15.18] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 22:02:45 2016] [error] [client 180.76.15.15] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 22:02:45 2016] [error] [client 180.76.15.154] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 22:02:45 2016] [error] [client 180.76.15.18] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 22:02:45 2016] [error] [client 180.76.15.17] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 22:02:45 2016] [error] [client 180.76.15.5] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sat Feb 13 22:49:07 2016] [error] [client 180.76.15.149] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 22:49:07 2016] [error] [client 180.76.15.149] Premature end of script headers: index.php
[Sat Feb 13 22:50:30 2016] [error] [client 180.76.15.16] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 22:50:30 2016] [error] [client 180.76.15.16] Premature end of script headers: index.php
[Sat Feb 13 23:45:21 2016] [error] [client 180.76.15.12] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 23:45:21 2016] [error] [client 180.76.15.12] Premature end of script headers: index.php
[Sat Feb 13 23:46:34 2016] [error] [client 180.76.15.23] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sat Feb 13 23:46:34 2016] [error] [client 180.76.15.23] Premature end of script headers: index.php
[Sun Feb 14 00:49:09 2016] [error] [client 180.76.15.29] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 00:49:09 2016] [error] [client 180.76.15.29] Premature end of script headers: index.php
[Sun Feb 14 00:50:22 2016] [error] [client 180.76.15.139] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 00:50:22 2016] [error] [client 180.76.15.139] Premature end of script headers: index.php
[Sun Feb 14 01:46:04 2016] [error] [client 180.76.15.8] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 01:46:04 2016] [error] [client 180.76.15.8] Premature end of script headers: index.php
[Sun Feb 14 01:47:15 2016] [error] [client 180.76.15.134] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 01:47:15 2016] [error] [client 180.76.15.134] Premature end of script headers: index.php
[Sun Feb 14 02:34:58 2016] [error] [client 180.76.15.148] File does not exist: /usr/local/apache/htdocs/manual
[Sun Feb 14 02:48:33 2016] [error] [client 180.76.15.32] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 02:48:33 2016] [error] [client 180.76.15.32] Premature end of script headers: index.php
[Sun Feb 14 02:49:54 2016] [error] [client 180.76.15.14] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 02:49:54 2016] [error] [client 180.76.15.14] Premature end of script headers: index.php
[Sun Feb 14 03:07:50 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:07:50 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:07:51 2016] [error] [client 81.37.8.248] File does not exist: /usr/local/apache/htdocs/favicon.ico, referer:
http://68.168.223.3/[Sun Feb 14 03:07:59 2016] [error] [client 66.249.64.112] File does not exist: /usr/local/apache/htdocs/robots.txt
[Sun Feb 14 03:07:59 2016] [error] [client 66.249.64.102] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:07:59 2016] [error] [client 66.249.64.102] Premature end of script headers: index.php
[Sun Feb 14 03:12:47 2016] [notice] SIGHUP received. Attempting to restart
[Sun Feb 14 03:12:48 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sun Feb 14 03:18:02 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:18:02 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:27:23 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:27:23 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:31:11 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:31:11 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:31:11 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:31:11 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:34:33 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:34:33 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:41:40 2016] [notice] caught SIGTERM, shutting down
[Sun Feb 14 03:41:41 2016] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Sun Feb 14 03:41:41 2016] [notice] suEXEC mechanism enabled (wrapper: /usr/local/apache/bin/suexec)
[Sun Feb 14 03:41:42 2016] [notice] Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Sun Feb 14 03:41:56 2016] [error] [client 180.76.15.156] File does not exist: /usr/local/apache/htdocs/manual
[Sun Feb 14 03:42:05 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:42:05 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:43:23 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:43:23 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php
[Sun Feb 14 03:44:06 2016] [error] [client 180.76.15.160] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:44:06 2016] [error] [client 180.76.15.160] Premature end of script headers: index.php
[Sun Feb 14 03:45:12 2016] [error] [client 180.76.15.159] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:45:12 2016] [error] [client 180.76.15.159] Premature end of script headers: index.php
[Sun Feb 14 03:55:42 2016] [error] [client 81.37.8.248] SoftException in Application.cpp:350: UID of script "/usr/local/apache/htdocs/index.php" is smaller than min_uid
[Sun Feb 14 03:55:42 2016] [error] [client 81.37.8.248] Premature end of script headers: index.php