Tom.be

Subnet
Calculator
Merger
Name

Subnet details 138.249.12.0/23

Network address 138.249.12.0
Prefix length 23 (255.255.254.0)
Range 138.249.12.0 - 138.249.13.255
Hexadecimal 8af90c00
Binary 10001010 11111001 00001100 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 138.249.12.0/22🔍
Previous subnet 138.249.10.0/23🔍
Next subnet 138.249.14.0/23🔍

Subnet tree

Netblock 138.0.0.0/8🔍 ERX-NETBLOCK (AU)
Netblock 138.192.0.0/10🔍 ABB-SE-NET1_1 (CH)
Netblock 138.249.0.0/16🔍 HK-ADDRESS-19900613 (GB)
Route 138.249.12.0/23🔍 AS203382 USERGATE-AS (RU)🔍
Netblock 138.249.12.0/23🔍 RU-USERGATE-20251127 (RU)