IP address 81.90.182.128
IP address: 81.90.182.128
Address type: IPv4
Host or reverse DNS (rDNS): rufree53.hostiman.ru
Country: 
Russia
81.90.182.128 does NOT belong to a private IP address block.
81.90.182.128 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 81.90.182.128 can be represented.
Dotted decimal: 81.90.182.128
Hexadecimal: 0x515AB680
Dotted hex: 0x51.0x5A.0xB6.0x80
Decimal: 1364899456
Octal: 0121.0132.0266.0200
Binary: 01010001.01011010.10110110.10000000