Tom.be

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Subnet details 81.139.64.0/19

Network address 81.139.64.0
Prefix length 19 (255.255.224.0)
Range 81.139.64.0 - 81.139.95.255
Hexadecimal 518b4000
Binary 01010001 10001011 01000000 00000000
Binary subnet mask 11111111 11111111 11100000 00000000
Number of hosts 8,192
Parent subnet 81.139.64.0/18🔍
Previous subnet 81.139.32.0/19🔍
Next subnet 81.139.96.0/19🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.128.0.0/11🔍 AS2856 BT-UK-AS BTnet UK Regional network (GB)🔍
Netblock 81.128.0.0/11🔍 UK-BT-20020725 (GB)
Netblock 81.128.0.0/12🔍 BT-INFRA (GB)
Netblock 81.139.64.0/19🔍 BT-ADSL-LNS (GB)