The ITHITOOLS program include a set of tools designed to compute some of "Identifier Technology Health Indicators" (ITHI) metrics defined by ICANN. The identifiers include Names, Numbers, and Protocol Parameters. A general presentation of the ITHI work is available here. The capture part of the tools are focused on a subset of the ITHI problem, specifically the computation of the IHTI metrics M3, M4, M6 and M7:

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