2606:4700:4700::1111

IPv6 · Global unicast  A real, public IPv6 address — reachable from anywhere on the IPv6 internet.

Short form2606:4700:4700::1111
Full form2606:4700:4700:0000:0000:0000:0000:1111
/64 network2606:4700:4700::/64
/48 site2606:4700:4700::/48
Reverse DNS1.1.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.4.0.0.7.4.6.0.6.2.ip6.arpa

A /64 is one network (a home LAN, a server subnet). A /48 is the size a whole site or office typically gets.