Which of the following is NOT a correct notation for an IPv6 address?

The correct answer is D. 2001:DB8::8:800::417A. This is not a correct notation for an IPv6 address because the the "::" can only appear once in an address. The use of "::" is a shortcut notation that indicates one or more groups of 16 bits of 1 is the loopback address using the special notation

Submitted by omar99· Apr 18, 2026Network and Communications Security

Question

Options

A2001:0db8:0:0:0:0:1428:57ab
BABCD:EF01:2345:6789:ABCD:EF01:2345:6789
C::1
D2001:DB8::8:800::417A

How the community answered

(39 responses)

A
3% (1)
B
3% (1)
C
5% (2)
D
90% (35)

Explanation

This is not a correct notation for an IPv6 address because the the "::" can only appear once in an address. The use of "::" is a shortcut notation that indicates one or more groups of 16 bits of 1 is the loopback address using the special notation

Topics

#IPv6#Network Addressing#IPv6 Notation#Networking Fundamentals

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