Who runs the federal web, and what quietly changes.

Registry

Who owns each federal .gov apex domain, and the published security contact. Searching 1,338 domains from CISA’s public registry. For the change history, filterable by flag, see Activity.

DomainOrganizationSecurity contactFlag
atf.govDepartment of Justice · Bureau of Alcohol, Tobacco, Firearms, and ExplosivesResponsible_Disclosure@usdoj.gov
hstf.govDepartment of Homeland Security · Management Directoratepostmaster@dhs.gov
learnatf.govDepartment of Justice · Bureau of Alcohol, Tobacco, Firearms, and ExplosivesResponsible_Disclosure@usdoj.gov
ptf.govCentral Intelligence Agency · Prosecution Task Force(none)
Registry · Daylight