Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.172.170.0/23

Network address 81.172.170.0
Prefix length 23 (255.255.254.0)
Range 81.172.170.0 - 81.172.171.255
Hexadecimal 51acaa00
Binary 01010001 10101100 10101010 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 81.172.168.0/22🔍
Previous subnet 81.172.168.0/23🔍
Next subnet 81.172.172.0/23🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.172.128.0/17🔍 AS15435 KABELFOON DELTA Fiber Nederland (NL)🔍
Netblock 81.172.128.0/17🔍 NL-ZEELANDNET-20030116 (NL)