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N10-005 · Question #921

Which of the following is a public class C IP address?

The correct answer is B. 194.178.12.54. Class C addresses range from 192.0.0.0 to 223.255.255.255. However, the range 192.168.0.0–192.168.255.255 is reserved for private use. Examining the options: 4.2.2.2 falls in Class A (1.0.0.0–126.255.255.255); 175.35.46.60 falls in Class B (128.0.0.0–191.255.255.255)…

Networking concepts

Question

Which of the following is a public class C IP address?

Options

  • A4.2.2.2
  • B194.178.12.54
  • C175.35.46.60
  • D192.168.1.34

How the community answered

(48 responses)
  • A
    8% (4)
  • B
    75% (36)
  • C
    15% (7)
  • D
    2% (1)

Explanation

Class C addresses range from 192.0.0.0 to 223.255.255.255. However, the range 192.168.0.0–192.168.255.255 is reserved for private use. Examining the options: 4.2.2.2 falls in Class A (1.0.0.0–126.255.255.255); 175.35.46.60 falls in Class B (128.0.0.0–191.255.255.255); 192.168.1.34 is Class C but is a private address. Only 194.178.12.54 is in the Class C range (192–223 in the first octet) and is not within any private range, making it a public Class C address.

Topics

#IP address classes#Class C#public IP ranges#private IP ranges

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