About a week ago I configured my smartphone Access Point Name (APN) of the type APN protocol from including the value
IPv4 to including the value
IPv4/IPv6. Since then, generally all IP addresses I recognized for my smartphone were IPv6 addresses.
I didn't change the value for the APN type APN roaming protocol → its value is still
I understand I can now have both IPv4 addresses and IPv6 addresses but the purpose of the following question is to understand the general occurrence I personally recognize of IPv6 addresses for my smartphone.
Furthermore, today I restarted the smartphone many times and all these times I got IPv6 addresses starting with:
Why since I configured my smartphone APN protocol to IPv4/IPv6 I generally only had IPv6 addresses?
Is it a coincidence or the cause of some global standard cellular operators are now following?