Service tax for Web and online marketing agency

SERVICE TAX FOR WEB AND ONLINE MARKETING AGENCY

Hi, I run a sole proprietor web agency which deal with web design, web development , seo / sem/ppc , social media marketing , social media optimization , website maintainance , dedicated web hosting, mobile solutions and creative online marketing.

I want to know which service falls under service tax .

The comapany is based in Bhubaneswar, Orissa. And the list of taxable services under orissa are listed here https://as.ori.nic.in/cenexbbsr/index_bbsr1.htm

Please help me out.

Thanks.