17-year-old Vadym Davydenko died from stab wounds after the incident at an apartment in Grattan Lodge in Donaghmede on Wednesday.
The Tusla accommodation where a teenage boy died during a violent incident in Dublin this week was an unregulated emergency placement centre.
The so-called Special Emergency Arrangements (SEA's) are outsourced by the child and family agency to private providers but are not subject to the usual regulations or inspections.
17-year-old Vadym Davydenko died from stab wounds after the incident at an apartment in Grattan Lodge in Donaghmede on Wednesday.
A second 17-year-old from Africa is being treated in hospital for his injuries.
Social Affairs Correspondent with the Irish Times, Kitty Holland, says concerns have been raised about this type of accommodation.

Sharp Rise In M9 Collisions With Garda Call-Outs Up Year-On-Year
Councillor Seeks Clarity On How Often Nightclubs and Late Bars In Naas Are Inspected For Fire Risks
New Figures From CSO Reveal How Much International Protection Applicants Earn Compared To Average Worker In Ireland
Unpaid Eight-Month Work And Training Placement For Adults With Disabilities Branded "Extremely Unfair"
Department Of Education Defends Kildare SNA Cuts Amid Claims Of Reduced Need At Some Schools
Naas Nurses Threaten Escalation As Staffing Row Deepens
Driving Tests Face Disruption As RSA Testers To Strike Next Week
Jury Delivers Not Guilty By Reason Of Insanity Verdict In Ballyfin Demesne Strangling Case