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{ Domain Name System DNS & IP Address Protocols within the Internet Ecosystem. - Amanda Sparling, EMAC 6300.

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Presentation on theme: "{ Domain Name System DNS & IP Address Protocols within the Internet Ecosystem. - Amanda Sparling, EMAC 6300."— Presentation transcript:

1 { Domain Name System DNS & IP Address Protocols within the Internet Ecosystem. - Amanda Sparling, EMAC 6300

2   The Domain Name System (DNS) enables networks on the Internet to use globally unique names. The DNS has been a major factor in the success and growth of the Internet.  The Domain Name System is an essential component of the functionality of the Internet. What is DNS?

3   Every Internet-connected device, whether a personal computer, smart phone, or gaming console, looks up each name in the global DNS, and uses the resulting Internet address to connect to the web server, send the e-mail or use the World Wide Web. Why is DNS important?

4  The Domain Name System (DNS) is a hierarchical distributed naming system for computers, services, or any resource connected to the Internet or a private network. It associates various information with domain names assigned to each of the participating entities. How does it work?

5

6 Domain Name: Amandasparling.com URL: http://www.amandasparling.com IP: 50.62.248.1 An Internet address has 3 parts: Domain Name, URL and IP Address.

7 { Computers and other network devices on the Internet use an IP address to route your request to the site you're trying to reach.

8 { ICANN is responsible for the coordination of the global Internet's systems of unique identifiers and, in particular, ensuring its stable and secure operation. What is ICANN?

9   Before the establishment of ICANN, the Government of the United States controlled the domain name system of the Internet.   The original mandate for the establishment of ICANN came from the United States Government. History

10  ICANN is a non-profit organization  ICANN has 3 unique arms:  Generic Names Supporting Organizations  Country Code Names Supporting Organizations  The Address Supporting Organiations Structure

11 Governmental Advisory Committee

12   On June 20, 2011 the ICANN board coted to end restrictions on generic top-level domains..TOYS,.CHEAP,.NINJA,.SEX,.BARGAINS,.DATING,.WORKS,.WATCH,.COOL,.TOOLS,.CLUB, ETC… Recent Events

13   WHOIS 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 addressblock, or an autonomous system, but is also used for a wider range of other information. What is, WHOIS?

14   WHOIS was originally implemented on the Network Control Program (NCP) but found its major use when the TCP/IP suite was standardized across the ARPANET and later the Internet. History

15  comnetorg  On December 1, 1999, management of the top- level domains (TLDs) com, net, and org was assigned to ICANN.   WHOIS Serves as a protocol based query system to determine Domain & Registrant Data WHOIS & ICANN

16   NSA Scandal revelations have weakened ICANN’s perception globally   One large criticism of WHOIS is the lack of domain privacy. Criticism: WHOIS & ICANN

17   Abelsen, Ledeen, and Lewis, Blown to Bits: “Instantaneous communication of massive amounts of information has created the misimpression that there is a place called ‘Cyberspace,’…” Welcome to “Cyberspace”

18 Owned by us all

19   The organizations and communities that help the Internet work and evolve.   Technologists, engineers, architects, creatives   Global and Local Organizations   Operators, engineers and vendors   Internet Users   Educators   Policy and Decision Makers Internet Ecosystem

20  The evolution of the Internet is happening now. More than just its infrastructure, how we use it and where we use it to connect are in a state of continuous change technologically and culturally. Constant Evolution


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