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Networking

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1. Understand our own IP based network. Answer the following questions by using network
exploration tools. Provide as much detail as needed to get full credit. (30 pts)
a) Find the IP address of salemstate.edu. What IP network class does that IP address belong to?
Does SSU own that IP address?
IP address: 23.185.0.2
class : A
IP address is owned by Pantheon
b) How many subdomains are there in the SalemState.edu domain? Show a list of all the sub-
domains you find. (Note: There are various tools/websites that provide subdomain information.
You may need some digging to find them)
23 sub dormains
canvas.salemstate.edu
catalog.salemstate.edu
SalemState.edu
www-dev.salemstate.edu
www.salemstate.edu
autodiscover.salemstate.edu
di.salemstate.edu
elearning.salemstate.edu
sso.salemstate.edu
vpn.salemstate.edu
apps.salemstate.edu
api.salemstate.edu
search.salemstate.edu
jenkins.salemstate.edu
wordpress.salemstate.edu

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directory.salemstate.edu
employment.salemstate.edu
jira.salemstate.edu
confluence.salemstate.edu
health.salemstate.edu
mail.salemstate.edu
access.salemstate.edu
sip.salemstate.edu
c) How many IP addresses are there at SSU (reasonable estimate)?
255*23 = 5865. IP addresses
d) From the subdomain search, you should find that most IP addresses of SSU subdomains start
with 173.244.-.-, indicating that class B IP network. How do you explain the difference between
your answer in a) and the conclusion here?
Most of the addresses are used for internal use , These are organizational IP addresses .
e) Does SSU use all the IP address in the class B network? Why or why not?
No. Some of the IP addresses are not in use. Some of the hosts will be used for
broadcasting and other for subneting. Some IP addresses are also let free for assigning letter
to new devices and by DHCP.
f) Who owns the IP address of elearning.salemstate.edu. Where is the IP address located?
Owner organisation : Amazon Data Services NoV
Location : 13200 Woodland Park Road
g) SSU catalog is hosted and managed by a third-party company. Find the name of that company.
Amazon Technologies Inc

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1. Understand our own IP based network. Answer the following questions by using network exploration tools. Provide as much detail as needed to get full credit. (30 pts) a) Find the IP address of salemstate.edu. What IP network class does that IP address belong to? Does SSU own that IP address? IP address: 23.185.0.2 class : A IP address is owned by Pantheon b) How many subdomains are there in the SalemState.edu domain? Show a list of all the subdomains you find. (Note: There are various tools/websites that provide subdomain information. You may need some digging to find them) 23 sub dormains canvas.salemstate.edu catalog.salemstate.edu SalemState.edu www-dev.salemstate.edu www.salemstate.edu autodiscover.salemstate.edu di.salemstate.edu elearning.salemstate.edu sso.salemstate.edu vpn.salemstate.edu apps.salemstate.edu api.salemstate.edu search.salemstate.edu jenkins.salemstate.edu wordpress.salemstate.edu directory.salemstate.edu employment.salemstate.edu jira.salemstate.edu confluence.salemstate.edu health.salemstate.edu mail.salemstate.edu access.salemstate.edu sip.salemstate.edu c) How many IP addresses are there at SSU (reasonable estimate)? 255*23 = 5865. IP addresses d) From the subdomain search, you should find that most IP addresses of SSU subdomains start with 173.244.-.-, indicating that class B IP network. How do you explain the difference between your answer in a) and the conclusion here? Most of the addresses are used for internal use , These are organizatio ...
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Anonymous
I was having a hard time with this subject, and this was a great help.

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