Lookup of 157.158.3.1
IP address: 157.158.3.1
Address type: IPv4
Host or reverse DNS (rDNS): castor.polsl.pl
Country: 
Poland
157.158.3.1 does NOT belong to a private IP address block.
157.158.3.1 does NOT belong to a reserved IP address block.
IP address 157.158.3.1
IP address: 157.158.3.1
Address type: IPv4
Host or reverse DNS (rDNS): castor.polsl.pl
Country: Poland
157.158.3.1 does NOT belong to a private IP address block.
157.158.3.1 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 157.158.3.1 can be represented.
Dotted decimal: 157.158.3.1
Hexadecimal: 0x9D9E0301
Dotted hex: 0x9D.0x9E.0x03.0x01
Decimal: 2644378369
Octal: 0235.0236.0003.0001
Binary: 10011101.10011110.00000011.00000001