[Domain Names](/domains)
------------------------
Management of the DNS Root Zone (assignments of ccTLDs and gTLDs) along with other functions such as the .int and .arpa zones.
* [Root Zone Management](/domains/root)
* [Database of Top Level Domains](/domains/root/db)
* [.int Registry](/domains/int)
* [.arpa Registry](/domains/arpa)
* [IDN Practices Repository](/domains/idn-tables)
[Number Resources](/numbers)
----------------------------
Coordination of the global IP and AS number spaces, such as allocations made to Regional Internet Registries.
* [IP Addresses & AS Numbers](/numbers)
* [Network abuse information](/abuse)
[Protocol Assignments](/protocols)
----------------------------------
The central repository for protocol name and number registries used in many Internet protocols.
* [Protocol Registries](/protocols)
* [Apply for an assignment](/protocols/apply)
* [Time Zone Database](/time-zones)
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