I need to find specific information on the IANA website. First, for the '.career Arabic' Internationalized Domain Name (IDN) table, what are its current version and the organization responsible for its maintenance? Second, regarding the 'e164.arpa' second-level domain, what is its function and which RFC document governs its operational use?
Navigate to iana.org. Locate and navigate to the 'IDN Practices Repository' page. Find the entry for '.career Arabic' in the displayed table. Extract the 'Version' and 'Responsible Party' for '.career Arabic'. Navigate back to the IANA homepage. Locate and navigate to the '.ARPA Registry' page. Find the 'e164.arpa' entry in the table of second-level domains. Extract the 'Usage / Reference' information, specifically its purpose and the RFC number, for 'e164.arpa'. Synthesize all collected information into a concise answer.
State the version of the .career Arabic IDN table as 2.5. State the responsible party for the .career Arabic IDN table as Verisign Inc. Explain that 'e164.arpa' is used for mapping E.164 numbers to Internet URIs. State the RFC that defines 'e164.arpa' usage as RFC 6116.