IPv4 vs IPv6 Addresses

Discussions center on comparing IPv4 and IPv6 addresses, their memorability, alternative representations, abbreviations, and compatibility mechanisms like IPv4-mapped IPv6 addresses.

➡️ Stable 0.5x DevOps & Infrastructure
2,699
Comments
19
Years Active
5
Top Authors
#1392
Topic ID

Activity Over Time

2008
5
2009
39
2010
30
2011
55
2012
60
2013
103
2014
74
2015
96
2016
159
2017
115
2018
171
2019
207
2020
218
2021
292
2022
232
2023
304
2024
258
2025
229
2026
54

Keywords

addr.arpa DNS AAAA tools.ietf HN UUID w.x one.one PTR en.m ipv4 ipv6 addresses ipv4 addresses ip address 127 128 ip address 2000

Sample Comments

post-it Aug 4, 2023 View on HN

Who's out there remembering IPv4 addresses?

kiallmacinnes Jun 9, 2013 View on HN

He's actually talking about IPv6 ;)

zacharypinter Apr 19, 2011 View on HN

Think of it like ipv6, but harder :)

stavros Nov 17, 2025 View on HN

Wouldn't IPv6 work for that?

NoZebra120vClip Aug 20, 2023 View on HN

This is an IPv4 hack thing again, isn't it.

jancsika Dec 26, 2020 View on HN

Where are the weirdo IPv4 forms used in practice?

yaur Apr 13, 2014 View on HN

IPv6? You shouldn't be trying to stick an IP Address in 4 bytes in 2014.

pha392 Dec 8, 2022 View on HN

I will never use something like "2a00:1450:4004:801::200e" I have to thinkInstead with 162.241.217.123 I don't have to

kbenson Oct 21, 2013 View on HN

It's especially useful for some IPv6 addresses.

apearson Jul 3, 2022 View on HN

True but it's much easier in IPv6 as it's the standard way of doing things