128.223.51.103 - IP Address Lookup

The IP address location of 128.223.51.103 is Eugene 97402, Oregon (OR), United States (US).

128.223.51.103 is a public IP address that belongs to ASN 3582 which is under the control of University of Oregon. The prefix 128/8 (128.0.0.0/8) was delegated for administration to ARIN by the Internet Assigned Numbers Authority (IANA) in .

128.223.51.103 IP Address Location

Here you will find the approximate IP geolocation for 128.223.51.103 as reported by our IP Tracker along with additional information like ASN mapping, ISP, and the type of internet connection. Use the free IP Lookup tool to find the IP geolocation for any public IP address.

IP PTR / DNS Reverse Lookuproute-views.routeviews.org
IP Address ASN3582 controlled by University of Oregon
IP ISP / OrganizationUniversity of Oregon
IP Connection TypeCable/DSL [internet speed test]
IP Location ContinentNorth America
IP Location CountryUnited States (US)
IP Location StateOregon (OR)
IP Location CityEugene
IP Location Postcode97402
IP Location Latitude44.0486 / 44°2′54″ N
IP Location Longitude-123.2197 / 123°13′10″ W
IP Location TimezoneAmerica/Los_Angeles
IP Location Local Time

IANA IPv4 Address Space Allocation for Subnet 128.0.0.0/8

The Internet Assigned Numbers Authority (IANA) is responsible for global IP address space allocation to Regional Internet Registries (RIRs). The available IPv4 address space is typically allocated to RIRs as /8 prefix blocks, and the RIRs delegate smaller blocks of their address pools to Local Internet Registries (LIRs) like Internet Service Providers and other organizations in their designated locations.

IPv4 Address Space Prefix128/8
Regional Internet Registry (RIR)Administered by ARIN
Allocation Date
WHOIS Serverwhois.arin.net
RDAP Serverhttps://rdap.arin.net/registry, http://rdap.arin.net/registry
StatusLEGACY
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.

128.223.51.103 Reverse IP Lookup

Reverse IP address lookup is the process of mapping an IP address to its corresponding hostnames. Below you will find a list of hostnames that resolve to IP address 128.223.51.103.

  • route-views.routeviews.org

128.223.51.103 IP Address Representations

An IPv4 address is defined as a 32-bit number, and thus it can be written in any notation that is capable of representing a 32-bit integer value. If human-readability is a requirement, IPv4 addresses are most often expressed in quad-dotted decimal notation with 4 octets ranging from 0 to 255 each.
Note: You should avoid IP addresses with zero-padded decimal octets like 128.223.051.103 or 010.010.010.010 because they might impose an ambiguity with octal numbers.
Below you can find some ways to express an IPv4 address.

Decimal Notation2162111335
Hexadecimal Notation0x80df3367
Octal Notation020067631547
Binary Notation10000000110111110011001101100111
Dotted-Decimal Notation128.223.51.103
Dotted-Hexadecimal Notation0x80.0xdf.0x33.0x67
Dotted-Octal Notation0200.0337.063.0147
Dotted-Binary Notation10000000.11011111.00110011.01100111

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