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Subnet details 81.30.240.0/20

Network address 81.30.240.0
Prefix length 20 (255.255.240.0)
Range 81.30.240.0 - 81.30.255.255
Hexadecimal 511ef000
Binary 01010001 00011110 11110000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.30.224.0/19🔍
Previous subnet 81.30.224.0/20🔍
Next subnet 81.31.0.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.30.128.0/17🔍 RU-ZAODS-20020522 (RU)
Route 81.30.224.0/19🔍 AS15935 HA-VEL-LOCAL-AS Czech republic (CZ)🔍
Netblock 81.30.224.0/19🔍 CZ-HA-VEL-20020527 (CZ)
Netblock 81.30.240.0/20🔍 CZ-HA-VEL-CLIENTS-1 (CZ)