Subnet details 81.61.21.0/24

Network address 81.61.21.0

Prefix length 24 (255.255.255.0)

Range 81.61.21.0 - 81.61.21.255

Hexadecimal 513d1500

Binary 01010001 00111101 00010101 00000000

Binary subnet mask 11111111 11111111 11111111 00000000

Number of hosts 256

Parent subnet 81.61.20.0/23🔍

Previous subnet 81.61.20.0/24🔍

Next subnet 81.61.22.0/24🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)

Route 81.60.0.0/15🔍 AS6739 ONO-AS Cableuropa - ONO (ES)🔍

Netblock 81.60.0.0/15🔍 ES-ONO-20021212 (ES)

Netblock 81.61.0.0/16🔍 ONO (ES)

Route 81.61.16.0/20🔍 AS12357 COMUNITEL SPAIN (ES)🔍