Pinoy sex scandal eye ball
Well its probably because of these reasons: (1) Lack of funding - These websites have and as a webmaster myself maintaining a website with its own domain name and even hosting cost money.
These sites might have shudown for the failure to meet the financial requirements to run the website; (2) Moralists Taking Over Conspiracy - Well this is just a thought but there could possibly be a number out there in the worldwide web mobilizing attacking these website because of such stories are corrupting the minds of the moral and innocent minds of our youth. There might have been various online personalities or group cracking down on these websites trying to censor the web.
Take a look at the google trend screenshot below and see the volume of searches dated back since 2005.Not only that, even celebrities have their own versions - Pinay Celebrity Scandals.