Tom.be

Subnet
Calculator
Merger
Name

Subnet details 91.138.72.0/21

Network address 91.138.72.0
Prefix length 21 (255.255.248.0)
Range 91.138.72.0 - 91.138.79.255
Hexadecimal 5b8a4800
Binary 01011011 10001010 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 91.138.64.0/20🔍
Previous subnet 91.138.64.0/21🔍
Next subnet 91.138.80.0/21🔍

Subnet tree

Netblock 91.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 91.138.0.0/17🔍 AS15600 QUICKLINE Quickline AG (CH)🔍
Netblock 91.138.64.0/18🔍 CH-TBS-20061011 (CH)
Netblock 91.138.64.0/19🔍 TBSNET-NET (CH)