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Subnet details 81.197.0.0/21

Network address 81.197.0.0
Prefix length 21 (255.255.248.0)
Range 81.197.0.0 - 81.197.7.255
Hexadecimal 51c50000
Binary 01010001 11000101 00000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.197.0.0/20🔍
Previous subnet 81.196.248.0/21🔍
Next subnet 81.197.8.0/21🔍

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Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.197.0.0/16🔍 AS719 ELISA-AS ELISA OYJ (FI)🔍
Netblock 81.197.0.0/16🔍 FI-ELISA-20020930 (FI)
Netblock 81.197.0.0/21🔍 ELISA (FI)