Internet Protocol version 6 (IPv6) is the latest IP revision, developed as a successor to IPv4. IPv6 provides a much larger address pool so that many more devices can be connected to the Internet. It also improves addressing and routing of network traffic.

IPv6 test - IPv6/4 connectivity and speed test is a free service that checks your IPv6 and IPv4 connectivity and speed. Diagnose connection problems, discover which address(es) you are currently using to browse the Internet, and what is your browser's protocol of choice when both v6 and v4 are available. Solved: IPv6 Internet Connectivity Issue - Welcome to the I am still showing no IPv6 network access. On the Network properties it shows IPv4 address and the two DNS servers IP address. It works with the leased Spectrum Modem/router, however. I do not think that not having IPv6 connectivity affects performance, but is problematic on websites that are using that protocol as you mentioned. Test IPv6 or IPv4 Connectivity - What Is My IP Address An IPv6 address would look like the following example 1234:5678:9abc:def0. Given that IPv6 is based on a 128-bit address scheme, there are more than enough IPv6 addresses to meet the ever-growing demand. Should I Be Concerned About IPv4 and IPv6? Most computers, smartphones, as well as streaming devices support both IPv4 and IPv6. IPv6 - Wikipedia

Yes, looks like you’re using IPv6 already. Welcome to the future of the Internet! No problems detected. You don’t have IPv6, but you shouldn’t have problems on websites that add IPv6 support. Looks like your connection isn’t ready for IPv6. This may be due to problems with your home router, operating system, or …

IPv6 - Wikipedia

Dec 13, 2018

Dec 09, 2013 Network Basics: Assigning IPv6 Addresses - dummies Both portions are 64-bits long, so the first 64-bits of an IPv6 address is the network address (sometimes referred to as a network ID or network prefix), and the last 64-bits of an IPv6 address is a unique host ID for the specific network ID.The four methods of assigning IPv6 addresses are. Manual Interface ID Assignment: An address is manually assigned to an interface. Configure an IPv4/IPv6 Agent | RSA Link Jun 13, 2017