Reserved IP Address 127.0.18.191

127.0.18.191 belongs to the reserved IP address space 127.0.0.0-127.255.255.255 (127.0.0.0/8).

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Not every IP address has owner information associated with it. This is the case with your lookup of 127.0.18.191 here on IPAddress.com. 127.0.18.191 falls in to one of these categories. The categories include either a internal IP address, private IP address, or reserved IP address.

All of these types of IP addressess like 127.0.18.191 have limited information available because they exist in private networks or configurations. Routers and network modems for example might use 127.0.18.191 in the default configuration. You would type 127.0.18.191 directly in your web browser to login the admin interface.

Examples of router and modem brands that might use 127.0.18.191 in their configuration include Cisco Linksys, Netgear, TP-Link, ASUS, D-Link, Netcomm, Zyxel, Edimax, Belkin, Thomson, and hundreds more.

In other times 127.0.18.191 may fall in a reserved IP range whose scope could be set aside for use in software, subnets, and private networks. Private networks exist to keep local traffic contained to a home or business, and not exposed outside of these areas.

Examples of private or reserved use include broadcast messages, local communications, service providers, testing, and future applications.

IANA IPv4 Address Space Allocation for Subnet 127.0.0.0/8

IPv4 Address Space Prefix127/8
Regional Internet Registry (RIR)IANA - Loopback
Allocation Date
StatusRESERVED
Designated by the IETF (Internet Engineering Task Force) for specific non-global-unicast purposes as noted.
Notes

127.0.0.0/8 reserved for Loopback RFC1122, section 3.2.1.3. Reserved by protocol. For authoritative registration, see IANA IPv4 Special-Purpose Address Registry.

127.0.18.191 IP Address Representations

CIDR Notation127.0.18.191/32
Decimal Notation2130711231
Hexadecimal Notation0x7f0012bf
Octal Notation017700011277
Binary Notation 1111111000000000001001010111111
Dotted-Decimal Notation127.0.18.191
Dotted-Hexadecimal Notation0x7f.0x00.0x12.0xbf
Dotted-Octal Notation0177.00.022.0277
Dotted-Binary Notation01111111.00000000.00010010.10111111

Common Typing Errors for 127.0.18.191

You might encounter misspelled IP addresses containing "o", "l" or "I" characters instead of digits. The following list includes some typical typing errors for 127.0.18.191.

  • 127.o.18.191

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