Tom.be

Subnet
Calculator
Merger
Name

Subnet details 42.245.80.0/21

Network address 42.245.80.0
Prefix length 21 (255.255.248.0)
Range 42.245.80.0 - 42.245.87.255
Hexadecimal 2af55000
Binary 00101010 11110101 01010000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 42.245.80.0/20🔍
Previous subnet 42.245.72.0/21🔍
Next subnet 42.245.88.0/21🔍

Subnet tree

Netblock 42.0.0.0/8🔍 APNIC-AP (AU)
Route 42.244.0.0/14🔍 AS4538 ERX-CERNET-BKB China Education and Research Network Center (CN)🔍
Netblock 42.244.0.0/14🔍 NJR-CERNET (CN)