IP address 129.215.97.21
IP address: 129.215.97.21
Address type: IPv4
Host or reverse DNS (rDNS): cromarty.ed.ac.uk
Country: 
United Kingdom
129.215.97.21 does NOT belong to a private IP address block.
129.215.97.21 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 129.215.97.21 can be represented.
Dotted decimal: 129.215.97.21
Hexadecimal: 0x81D76115
Dotted hex: 0x81.0xD7.0x61.0x15
Decimal: 2178375957
Octal: 0201.0327.0141.0025
Binary: 10000001.11010111.01100001.00010101