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Subnet details 81.28.72.0/21

Network address 81.28.72.0
Prefix length 21 (255.255.248.0)
Range 81.28.72.0 - 81.28.79.255
Hexadecimal 511c4800
Binary 01010001 00011100 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.28.64.0/20🔍
Previous subnet 81.28.64.0/21🔍
Next subnet 81.28.80.0/21🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.28.64.0/20🔍 AS20936 GRXPROVIDER-AS GRX Provider (DE)🔍
Netblock 81.28.64.0/20🔍 DE-TELEKOM-20020417 (DE)