Defense Central Index of Investigations (DCII)


The DCII System is an automated central index that identifies investigations conducted by DoD investigative agencies, and personnel security determinations made by DoD adjudicative authorities. DCII access is limited to the Department of Defense and other federal agencies that have adjudicative, investigative and/or counterintelligence missions.

Current DCII Status:       GREEN


GREEN     : System is fully functional without any issues.

YELLOW  : System is experiencing functionality issues or partial outage.

RED          : System is down and users do not have access to the application.


Planned System Outages:

January 13th, 2022 (Thursday), January 20th, 2022 (Thursday), January 27th, 2022 (Thursday), between 8:00-11:00 PM EST. All DCII Users are advised to save their work and logout of the DCII system before 8:00 PM EST on 1/13, 1/20, 1/27 and are highly encouraged to verify their DCII access the next business day.

Attention DCII Users: DCII has successfully migrated to NBIS Environment. Please bookmark the new DCII URL

Transfer of vetting IT systems: David L. Norquist, performing the duties of the Deputy Secretary of Defense (DEPSECDEF), issued a memorandum on January 28, 2019, stating that the following information technology systems supporting the Defense Vetting Enterprise were to transfer from the DHRA/Defense Manpower Data Center (DMDC) to DCSA effective October 1, 2020. The vetting IT systems are: the Defense Information System for Security (DISS); the Secure Web Fingerprint Transmission system (SWFT), the Investigative Records Repository (iIRR), and the Defense Central Index of Investigations (DCII).

As a result of this transfer, the URLs for webpages related to system status, frequently asked questions, and other information will change. Users should update their bookmarks with the new landing pages on October 1, 2020: