IP address 221.121.158.107
IP address: 221.121.158.107
Address type: IPv4
Host or reverse DNS (rDNS): host20.firm-hosting.com
Country: 
Australia
221.121.158.107 does NOT belong to a private IP address block.
221.121.158.107 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 221.121.158.107 can be represented.
Dotted decimal: 221.121.158.107
Hexadecimal: 0xDD799E6B
Dotted hex: 0xDD.0x79.0x9E.0x6B
Decimal: 3715735147
Octal: 0335.0171.0236.0153
Binary: 11011101.01111001.10011110.01101011