Tom.be

Subnet
Calculator
Merger
Name

Subnet details 61.187.128.0/21

Network address 61.187.128.0
Prefix length 21 (255.255.248.0)
Range 61.187.128.0 - 61.187.135.255
Hexadecimal 3dbb8000
Binary 00111101 10111011 10000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 61.187.128.0/20🔍
Previous subnet 61.187.120.0/21🔍
Next subnet 61.187.136.0/21🔍

Subnet tree

Netblock 61.0.0.0/8🔍 APNIC-AP (AU)
Netblock 61.160.0.0/11🔍 CHINANET-CN (CN)
Netblock 61.176.0.0/12🔍 CHINANET-HB (CN)
Route 61.184.0.0/14🔍 AS4134 CHINANET-BACKBONE No 31 Jin-rong Street (CN)🔍
Netblock 61.187.0.0/16🔍 CHINANET-HN (CN)
Netblock 61.187.128.0/17🔍 CHINANET-HN-CZ (CN)
Netblock 61.187.128.0/18🔍 CHINANET-HN-HY (CN)