The 2010s were the decade that we ran out of IPv4 addresses and the decade that IPv6 deployment got underway—but IPv4 is still going strong even without a fresh supply of addresses.
Here's an overview of what happened with IPv4 and IPv6 in the 2010s.
Read the article - posted 2020-01-08
A few days ago I ran into this blog post from 2012: Deprecate, Deprecate, Deprecate, which lists a bunch of IPv6 stuff that's been "deprecated" by the IETF. That means: we changed our minds about this protocol or feature, stop using it.
Read the article - posted 2020-01-13
As of a few days ago, IPv4 has run out in all regions in the world, as AFRINIC, the Regional Internet Registry that serves Africa, has now reached IPv4 exhaustion phase 2.
For more on the IPv4 exhaustion over the last decade, see my story The rise of IPv6 and fall of IPv4 in the 2010s.
Read the article - posted 2020-01-16
We shouldn't gauge the success of IPv6 by looking at how much IPv6 replaces IPv4, but by how much IPv6 complements IPv4. And it's already doing that quite well today by making IPv4aaS (IPv4 as a service) possible. And IPv4aaS will make ISPs require IPv6 when peering with streaming services and other big content providers.
Read the article - posted 2020-01-23