speedtest.net is one of the most popular internet speed tests. It is very helpful if you want to determine your Internet download and upload speed similarly speedtest-mini can be performed on local server.
Install your apache, PHP, start httpd service and make sure 'httpd' service is allowed by your firewall.
#yum install -y httpd php php-mysql php-gd php-mcrypt
#systemctl start httpd
Download "speedtest mini" from speedtest.net from their official site :
Register to speedtest.net and download the latest version of mini.
Make sure your apache doccument root is in /var/www/html
# grep -i "^documentroot" /etc/httpd/conf/httpd.conf
#mv index-php.html index.html
point your browser to http://<ipaddress>/mini and start testing your speed on the local servers.