If you can't find the account of the person you suspect has blocked you, they might have changed their username, deactivated ...

While using Instagram, you may notice someone's missing or inaccessible profile. Knowing how to tell if someone blocked you on Instagram or deleted their account can help you understand the situation.

When you block someone on Instagram, the blocked party gets no notification, so they won't even know you have taken any action against them. But what if you're the one who has been blocked?