If you want to make sure your email never ends up in a "2546X" text file, follow these three rules:

Instead of the risks associated with "gray market" accounts, here is some interesting content about the behind how these lists are made and how to protect yourself. 🛡️ The Anatomy of an Account Leak

Go to Have I Been Pwned and enter your email to see which old data breaches you were part of.

It looks like you’ve come across a "combo list" or a "hit list" often shared in underground account-sharing communities. The string typically refers to a batch of over 2,500 Disney+ accounts that have been verified by a cracking tool.

Disney regularly updates its "bot detection" to prevent the very tools used to create the list you mentioned. 💡 How to Stay Off a "Hit List"

Much like Netflix, Disney has begun implementing tighter controls to stop people from using accounts outside their household.

Tools (Checkers) verify if the account has an active subscription before it's added to a list like yours. 🎬 Disney+ by the Numbers