A statement from the Philpott serious case review board said:
The board concludes that the tragic deaths of the children could not have been predicted or prevented.
However, given the notoriety of the father, the incidents of domestic abuse and visibility of the children, there were some opportunities to get to know the family better although this would not have led to professionals becoming aware that there were plans to deliberately set fire to the house when the children were sleeping.
More top news
A man caught with dozens of turtles inside his pants is to face a court under the US justice system.
Too many family homes are being built around the size of a bathroom too small for people to live in them comfortably, a report says.
The numbers of female officers in police forces must be boosted further as they tackle the "changing face of crime", Theresa May will say.