Back in the day getting passed Irianian internet censorship had a price
An Iranian friend tells me an internet connection that could get porn was a thing one could bribe an official for back when he lived there (15 years ago), the idea that the blockade is selective seems highly credible.
People who can get phone signal from neighbouring nations use that as a solution too, now for contacting loved ones abroad, to assure them they're well during the war, rather than anything fun.