This site can't be reached. After opening bahmni in browser

Hello guys installed bahmni yesterday in centos 7.6 and everything was running well. But when i came the following day, i tried to access it over the browser but the browser displays the error “This site cannot be reached”. I tried all options including starting all the services such as the httpd but i could not make it. Kindly help me guys this thing is giving be sleepless nights: @bhiravabhatla, @amolsatvix , @degbenedio