a. American Registry for Internet Numbers (ARIN)
The American Registry for Internet Numbers is the Regional Internet Registry for Canada, the United States, and many Caribbean and North Atlantic islands. coordinates the development of policies by the community for the management of Internet Protocol number resources; and advances the Internet through informational outreach.
b. Internet Assigned Numbers Authority (IANA)
IANA manages the DNS Root, the .int and .arpa domains, and an IDN practices resource. IANA coordinates the global pool of IP and AS numbers, providing them to Regional Internet Registries. Internet protocols’ numbering systems are managed by IANA in conjunction with standards bodies.
c. Asia-Pacific Network Information Center (APNIC)
APNIC serves a multitude of organizations who use autonomous system numbers (private) that all connect to the Internet. APNIC also serves as the Whois database within the Asian continent, storing regional domain names and IP addresses and accepting queries.
2. Approximately how many IPv4 addresses are possible?
IPv4 provides approximately 4.3 billion addresses
3. Approximately how many IPv6 addresses are possible?
340 undecillion (3.4×1038)
4. Why do you think the world is running out of IPv4 addresses?
Too many devices that connect to the internet
5. How long do you think it will take before the IPv4 addresses are…