IP address 217.21.186.53
IP address: 217.21.186.53
Address type: IPv4
Host or reverse DNS (rDNS): webrelay.communicatiehuis.be
Country: 
Belgium
217.21.186.53 does NOT belong to a private IP address block.
217.21.186.53 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 217.21.186.53 can be represented.
Dotted decimal: 217.21.186.53
Hexadecimal: 0xD915BA35
Dotted hex: 0xD9.0x15.0xBA.0x35
Decimal: 3642079797
Octal: 0331.0025.0272.0065
Binary: 11011001.00010101.10111010.00110101