Chaper 2: Homework 2

9 Oct

klebanmichael

P18)
A.) What is a whois databae?

A whois database is a query and response protocol that is widely used for querying databases that store the registered users or assignees of an Internet resource, such as a domain name, an IP address block, or an autonomous system.

B.)Use various whois databases on the Internet to obtain the names of two DNS servers. Indicate which whois databases you used.

Three whois databases that i found were ARIN, RIPE, and APNIC.
Two DNS servers that i found were Google and and OpenDNS

C.)Use nslookup on your local host to send DNS queries to three DNS servers: your local DNS server and the two DNS servers you found in part(b). Try querying for Type A, NS, and MX reports. Summarize your findings.



These are the results I received from using nslookup on my personal desktop, Google, and OpenDNS.

D.)Use nslookup to…

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