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IPv6 traffic crosses the 50% mark

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Re: IPv6 traffic crosses the 50% mark

#111

Earlier quoted context omitted.

Is there a reason why adoption has been so abysmally slow? Like surely all the big players have updated their networking equipment by now, and surely every piece of enterprise-grade kit sold in the last 20 years has supported v6. The only arguments I've ever heard against ipv6 that made any sense are that: 1: it's hard to remember addresses, which is mayyyyybe valid for homelab enthusiast types, but for medium scale…

> Like surely all the big players have updated their networking equipment by now My home isp can't even do symmetrical gigabit, let alone ipv6...

That's extremely common unless on "active" fiber (vs GPON, DOCSIS3, DSL, most fixed wireless, satellite, mobile, etc.)

Your wifi isn't symmetrical either.

Re: IPv6 traffic crosses the 50% mark

#112
post #3

crossed 50% on Mar 28, 2026, 3 weekends back. google published the latest data only yesterday, hence the delay.

we did it, boys! despite the smoothbrain naysayers: https://circleid.com/posts/20190529_digging_into_ipv6_traffi... finally, the end of the dark tunnel of NAT is in sight, and the internet will be free once more

[deleted]

Re: IPv6 traffic crosses the 50% mark

#113
post #82
post #42

Earlier quoted context omitted.

ISPs in the US and Europe mostly have been offering IPv6 for a while now

Unfortunately my ISP here in Europe is not one of those offering IPv6.

Mine does and it works so well that I actually have to turn it off when working from home as a bunch of the third party servers at work doesn't have any support for it.

Re: IPv6 traffic crosses the 50% mark

#114
post #75

I wonder why Germany has a relative high adoption rate with 77%? They are normally behind when it comes to new technology. Is it because they have more carrier NAT? In Denmark I can get cheap 1 / 1 Gbit/s fiber, but still no ipv6 :(

Carrier-grade NAT for home connections is pretty rare in Germany. I only know of Deutsche Glasfaser - a fairly new ISP that isn't doing too well.

Re: IPv6 traffic crosses the 50% mark

#115
My interest was piqued 20 years ago, then there was talk about Internet2 with all these amazing optimisations.

Things have developed so much, a Internet2 is still going on I take it, however is more focussed on university research.

As ever a killer strength is something that draws people to a new technology, I imagine there's various demographics that benefit from use of ipv6.

Further I imagine that there are some levels of criticality which when reached are more self sustaining (dare I say it the network effect?).

I've been posting this graph over the years, and it really has slowed down hugely close to this 50%. This is a global ipv6 support, so some countries are racing ahead, others weirdly like Denmark have a stash of ipv4 addresses and seems content.

France and Germany are at about 80%, but there's the rest of the world of course.

Re: IPv6 traffic crosses the 50% mark

#116
post #5

It has barely hit 50% and it's already plateauing. This adoption rate is ridiculous despite basically all network interfaces supporting it. I thought I would see IPv6 take over in my lifetime as the default for platforms to build on but I can see I was wrong. Enterprise and commercial companies are literally going to hold back internet progress around 60 to 75 years because it's in their best interest to ensure users…

Comcast, one of the largest residential ISPs in the USA, has almost full IPv6 deployment by default. The majority Verizon Wireless is IPv6 by default. Residential customers in the USA have great access if they just enable the stack. There is nothing about IPv6 that prevents ISPs from filtering ports for all customers. They almost all actively filter at least port 25, 139 and 445 regardless of the actual transport. So…

A UN priority!? They have real issues they should be dealing with like the life and death of millions of people

Re: IPv6 traffic crosses the 50% mark

#117

Earlier quoted context omitted.

Do we know any technical reason for this? Or are we left to think this is somehow a political thing?

It could be that they don't want to implement IP bans in IPv6.

Or the most likely more expensive rate limiting (computational wise)

Re: IPv6 traffic crosses the 50% mark

#120
One of the foremost obstacles to wide adoption is that IPv4 still works great and it's ubiquitous. There is no advantage or up-side to deprecating or abandoning IPv4 support at all. The only result of disabling IPv4 is a denial of service to a certain sector of customers or clients.

The only way this will change is by increasing pressure on the resource of IPv4 networks. It was a few years ago that AWS broke the news to me that I'd be paying for IPv4 addresses but IPv6 would remain free. If enough services are forced, financially, to abandon an IPv4 presence, then their clients would be likewise forced to adopt IPv6 in order to retain connectivity.

But with the ubiquity of CGNAT and other technologies, it seems unrealistic that IPv4 will become so rare that it becomes prohibitively expensive, or must be widely abandoned. So that availability of the legacy protocol will inhibit widespread adoption and transitions to IPv6.

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