This has been the administration's response to such events for multiple times over the last 6 years (3 times to be exact, plus during the time of war with Israel) and the claim has always been Iran wants to shutdown internet forever. But in all those cases the access was re-enabled after a few or several weeks.
Right now the internet access is widening and some areas are already back to normal internet — but it hasn't been stable over the past week. https://radar.cloudflare.com/traffic/ir
Right now the internet access is widening and some areas are already back to normal internet — but it hasn't been stable over the past week. https://radar.cloudflare.com/traffic/ir