Reserved IP Address 198.18.21.197
198.18.21.197 belongs to the reserved IP address space 198.18.0.0-198.19.255.255 (198.18.0.0/15).
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Not every IP address has owner information associated with it. This is the case with your lookup of 198.18.21.197 here on IPAddress.com. 198.18.21.197 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 198.18.21.197 have limited information available because they exist in private networks or configurations. Routers and network modems for example might use 198.18.21.197 in the default configuration. You would type 198.18.21.197 directly in your web browser to login the admin interface.
Examples of router and modem brands that might use 198.18.21.197 in their configuration include Cisco Linksys, Netgear, TP-Link, ASUS, D-Link, Netcomm, Zyxel, Edimax, Belkin, Thomson, and hundreds more.
In other times 198.18.21.197 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 198.0.0.0/8
| IPv4 Address Space Prefix | 198/8 |
|---|---|
| Regional Internet Registry (RIR) | Administered by ARIN |
| Allocation Date | |
| WHOIS Server | whois.arin.net |
| RDAP Server | https://rdap.arin.net/registry, http://rdap.arin.net/registry |
| Status | LEGACY Allocated by the central Internet Registry (IR) prior to the Regional Internet Registries (RIRs). This address space is now administered by individual RIRs as noted, including maintenance of WHOIS Directory and reverse DNS records. Assignments from these blocks are distributed globally on a regional basis. |
| Notes | 198.18.0.0/15 reserved for Network Interconnect Device Benchmark Testing RFC2544. Complete registration details for 198.18.0.0/15 are found in IANA IPv4 Special-Purpose Address Registry. 198.51.100.0/24 reserved for TEST-NET-2 RFC5737. Complete registration details for 198.51.100.0/24 are found in IANA IPv4 Special-Purpose Address Registry. |
198.18.21.197 IP Address Representations
| CIDR Notation | 198.18.21.197/32 |
|---|---|
| Decimal Notation | 3323073989 |
| Hexadecimal Notation | 0xc61215c5 |
| Octal Notation | 030604412705 |
| Binary Notation | 11000110000100100001010111000101 |
| Dotted-Decimal Notation | 198.18.21.197 |
| Dotted-Hexadecimal Notation | 0xc6.0x12.0x15.0xc5 |
| Dotted-Octal Notation | 0306.022.025.0305 |
| Dotted-Binary Notation | 11000110.00010010.00010101.11000101 |
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