It was seized by the FBI and the European Cyber Police Force as part of their joint efforts to combat illegal activities online.
According to official reports, the Federal Bureau of Investigation (FBI) has intensified its operations against illegal Distributed Denial of Service (DDoS) attacks.
More information can be found on their official website:
https://www.fbi.gov/contact-us/field-offices/anchorage/fbi-intensify-efforts-to-combat-illegal-ddos-attacks
Additionally, the individual operating under the alias "@FrostFoe" has been arrested in connection with these activities.