DNS propagation may take upto 24 hours.
You can check the DNS propagation here: https://www.whatsmydns.net by entering your domain name. (example.com)
Please must clear the cache or try from some other browser and restart your internet before checking your website after few hours.
DNS Update Time Required:
.pk | .com.pk | .edu.pk and other (24 hours)
.com | .net | .org and other (2-12 hours)