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Subnet details 81.164.16.0/21

Network address 81.164.16.0
Prefix length 21 (255.255.248.0)
Range 81.164.16.0 - 81.164.23.255
Hexadecimal 51a41000
Binary 01010001 10100100 00010000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.164.16.0/20🔍
Previous subnet 81.164.8.0/21🔍
Next subnet 81.164.24.0/21🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.164.0.0/15🔍 AS6848 TELENET-AS (BE)🔍
Netblock 81.164.0.0/15🔍 BE-TELENET-20030501 (BE)
Netblock 81.164.0.0/16🔍 TELENET (BE)