Network address
2801:1c:21ef::
Full
2801:001c:21ef:0000:0000:0000:0000:0000
Prefix length
48
Range
2801:1c:21ef:: - 2801:1c:21ef:ffff:ffff:ffff:ffff:ffff
Number of hosts
1,208,925,819,614,629,174,706,176
Parent subnet
2801:1c:21ee::/47🔍
Previous subnet
2801:1c:21ee::/48🔍
Next subnet
2801:1c:21f0::/48🔍