domain is not opening with www prefix

[saideep2007]

i have a domain called (somename.in)

when i enter my domain in address bar like this e.g (somename.in),Its opening and i can see my website


but when i try with www.somename.in, i m getting a error like this
Oops! Google Chrome could not find www.dotweb.in



please help me to sort this out



Thank You

[g1smd]

Sort out the DNS settings.

[MichaelBluejay]

Also, check with your webhost.

[phranque]

what happens when you try nslookup with the www hostname?