"the Pakistan Telecommunication Authority (PTA), it had provided internet service providers with a list of 429,343 domains to be blocked as it attempts to control the distribution of pornographic material. "
I hope they provided our sites too, if not, I would like to know where to report our own sites.
Anyway, in arabic countries like Iran they all use proxies to see porn, that's since many many years. At leat 20% of the USA traffic the ad networks sell you, is arabs in VPN's
You can discover it if you land them to a page where you let them make choices or enter data...