IP: 21.0.0.1

IP	21.0.0.1/32	[ PTR \| Hash ]
Location	美国国防部
IP in Binary	00010101 00000000 00000000 00000001
IP in Hex	15000001
IP in Decimal	352321537
IP in Decimal(Signed integer)	352321537
Network	21.0.0.1
Netmask	255.255.255.255
Wildcard Mask	0.0.0.0
Hosts Bits	0
Host Range	21.0.0.1 - 21.0.0.1
Web Ping	...