Tom.be

Subnet
Calculator
Merger
Name

Subnet details 121.49.208.0/20

Network address 121.49.208.0
Prefix length 20 (255.255.240.0)
Range 121.49.208.0 - 121.49.223.255
Hexadecimal 7931d000
Binary 01111001 00110001 11010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 121.49.192.0/19🔍
Previous subnet 121.49.192.0/20🔍
Next subnet 121.49.224.0/20🔍

Subnet tree

Netblock 121.0.0.0/8🔍 APNIC-AP (AU)
Route 121.48.0.0/15🔍 AS4538 ERX-CERNET-BKB China Education and Research Network Center (CN)🔍
Netblock 121.48.0.0/15🔍 CDR-CERNET (CN)