EXPERIMENT 1
QUESTION 1 : Identify and label Protocol Domain name and Path of URL of 10
websites.
RESULT:
1)
URL: https://www.wikipedia.org/wiki/Main_Page
PROTOCOL: https
DOMAIN NAME: www.wikipedia.org
PATH: /wiki/Main_Page
2)
URL: https://hostels.dtu.ac.in/pages/fees/fee-structure.html
PROTOCOL: https
DOMAIN NAME : hostels.dtu.ac.in
PATH: / pages/fees/fee-structure.html
3)
URL: https://www.youtube.com/watch?v=abc890
PROTOCOL: https
DOMAIN NAME: www.youtube.com
PATH: /watch?v=abc890
4)
URL: https://www.amazon.in/go/cart/view.html
PROTOCOL: https
DOMAIN NAME: www.amazon.in
PATH: /go/cart/view.html
5)
URL: https://www.facebook.com/profile.php?id=100101
PROTOCOL: https
DOMAIN NAME: www.facebook.com
PATH: /profile.php?id=100101
6)
URL: https://twitter.com/explore
PROTOCOL: https
DOMAIN NAME: twitter.com
PATH: /explore
7)
URL: https://www.instagram.com/dtu_delhi/
PROTOCOL: https
DOMAIN NAME: www.instagram.com
PATH: /dtu_delhi/
8)
URL: https://www.microsoft.com/en-in/
PROTOCOL: https
DOMAIN NAME: www.microsoft.com
PATH: /en-in/
9)
URL: https://www.netflix.com/trending
PROTOCOL: https
DOMAIN NAME: www.netflix.com
PATH: /trending
10)
URL: https://www.apple.com/in/mac/
PROTOCOL: https
DOMAIN NAME: www.apple.com
PATH: /in/mac/
QUESTION 2: FOR THE 10 URL IDENTIFY DIFFERENT COMPONENT OF
DOMAIN
ANSWER)
1) www.wikipedia.org
Subdomain: www
Second-Level Domain: wikipedia
Top-Level Domain: .org
2) hostels.dtu.ac.in
Subdomain: hostels
Second-Level Domain: dtu
Top-Level Domain: .ac.in (academic institution in India)
3) www.youtube.com
Subdomain: www
Second-Level Domain: youtube
Top-Level Domain: .com
4) www.amazon.in
Subdomain: www
Second-Level Domain: amazon
Top-Level Domain: .in (India)
5) www.facebook.com
Subdomain: www
Second-Level Domain: facebook
Top-Level Domain: .com
6) twitter.com
Subdomain: (none)
Second-Level Domain: twitter
Top-Level Domain: .com
7) www.instagram.com
Subdomain: www
Second-Level Domain: instagram
Top-Level Domain: .com
8) www.microsoft.com
Subdomain: www
Second-Level Domain: microsoft
Top-Level Domain: .com
9) www.netflix.com
Subdomain: www
Second-Level Domain: netflix
Top-Level Domain: .com
10) www.apple.com
Subdomain: www
Second-Level Domain: apple
Top-Level Domain: .com
SubDomain: it is subdivision of the main site, often used for specific sections
SLD (Second-Level Domain): The unique organization identifier (e.g., wikipedia, amazon).
TLD (Top-Level Domain): Defines the category or region (e.g., .com = commercial, .in = India).
QUESTION 3: TO LIST ALL 13 ROOT SERVER WITH THEIR
ORGANISATION AND LOCATION
ANSWER)
A Root
Organization: VeriSign, Inc.
Location: Virginia, USA
B Root
Organization: Information Sciences Institute (ISI),
Location: California, USA
C Root
Organization: Cogent Communications
Location: New York, USA
D Root
Organization: University of Maryland
Location: Maryland, USA
E Root
Organization: NASA Ames Research Center
Location: California, USA
F Root
Organization: Internet Systems Consortium (ISC)
Location: Redwood City, California, USA
G Root
Organization: U.S. Department of Defense Network Information Center
Location: Columbus, Ohio, USA
H Root
Organization: U.S. Army Research Lab
Location: Aberdeen, Maryland, USA
I Root
Organization: NetnoD
Location: Stockholm, Sweden
J Root
Organization: VeriSign, Inc.
Location: Herndon, Virginia, USA
K Root
Organization: RIPE NCC
Location: Amsterdam, Netherlands
L Root
Organization: ICANN
Location: Los Angeles, California, USA
M Root
Organization: WIDE Project (Japan)
Location: Tokyo, Japan