Subnet details 172.66.0.0/21

Network address 172.66.0.0
Prefix length 21 (255.255.248.0)
Range 172.66.0.0 - 172.66.7.255
Hexadecimal ac420000
Binary 10101100 01000010 00000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 172.66.0.0/20🔍
Previous subnet 172.65.248.0/21🔍
Next subnet 172.66.8.0/21🔍

Subnet tree

Netblock 128.0.0.0/2🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Route 172.64.0.0/13🔍 AS13335 CLOUDFLARENET-AS Cloudflare Inc (US)🔍