Royal Caribbean Cruises Ltd. can be classified as an internet service provider that must disclose to prosecutors certain subscriber and transactional records, a federal judge in Washington ruled this month, reviving the U.S. Justice Department’s effort to acquire the web data.

U.S. District Judge Beryl Howell’s ruling, dated March 8, overturned a federal magistrate decision that had rejected the government’s application for the records. Court papers in the case in U.S. District Court for the District of Columbia do not reveal the nature of the criminal investigation. Portions of Howell’s ruling were redacted.