unknown host - What is code (not MAC) in place of IP address? -

in place of ip address, there code looks simular "2600:1000:b11c:d167:cb6c:bd27:8c9:41ba". this?

2600:1000:b11c:d167:cb6c:bd27:8c9:41ba example of ipv6 address, unlike 32-bit ipv4 address, length 128-bit.