: Browsers actually treat everything before the @ as "user info" and only care about what follows it.
The New Google .zip TLD: Examining Potential Cybersecurity Risks stronka.zip
While specifically refers to a domain that was used in a high-profile cybersecurity demonstration, the most "interesting paper" on this topic is actually a broader study regarding the security risks of the .zip Top-Level Domain (TLD) . Recommended Research Paper : Browsers actually treat everything before the @
: An Overview of Threats Exploring the Confusion Between Top-Level Domains and File Type Extensions stronka.zip
: A technical preprint (available on arXiv) that discusses the collisions between the namespace for filenames and DNS names.