~/netref / IP Inspector
##

IP Inspector

Drop in any IPv4 address — class, type, every representation, and its reverse-DNS name.

IPv4 address
Class
B
Type
Private (RFC 1918)
32-bit integer
2,886,994,437
Hex
0xAC140A05
Reverse DNS
5.10.20.172.in-addr.arpa
// bit decompositionclassful network (16)host (16)boundary at /16
10101100
.
00010100
.
00001010
.
00000101