Tom.be

Subnet
Calculator
Merger
Name

Subnet details 91.103.0.0/21

Network address 91.103.0.0
Prefix length 21 (255.255.248.0)
Range 91.103.0.0 - 91.103.7.255
Hexadecimal 5b670000
Binary 01011011 01100111 00000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 91.103.0.0/20🔍
Previous subnet 91.102.248.0/21🔍
Next subnet 91.103.8.0/21🔍

Subnet tree

Netblock 91.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 91.103.0.0/21🔍 AS47720 CIX-AS (IE)🔍
Netblock 91.103.0.0/21🔍 IE-CIX-20061114 (IE)