128.164.45.18 🇺🇸

The public IP address 128.164.45.18 is located in Washington, District of Columbia, 20037, United States. It is assigned to the ISP The George Washington University. The address belongs to ASN 11039 which is delegated to GWU.
Please have a look at the tables below for full details about 128.164.45.18, or use the IP Lookup tool to find the approximate IP location for any public IP address.

Trace an Email Address

128.164.45.18 IP Address Location

Reverse IP (PTR)sphprddrp1.es.gwu.edu
ASN11039 (GWU)
ISP / OrganizationThe George Washington University
IP Connection TypeCable/DSL [internet speed test]
IP LocationWashington, District of Columbia, 20037, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StateDistrict of Columbia (DC)
IP CityWashington
IP Postcode20037
IP Latitude38.9011 / 38°54′3″ N
IP Longitude-77.0452 / 77°2′42″ W
IP TimezoneAmerica/New_York
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 128.0.0.0/8

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.

128.164.45.18 IP Address Representations

CIDR Notation128.164.45.18/32
Decimal Notation2158243090
Hexadecimal Notation0x80a42d12
Octal Notation020051026422
Binary Notation10000000101001000010110100010010
Dotted-Decimal Notation128.164.45.18
Dotted-Hexadecimal Notation0x80.0xa4.0x2d.0x12
Dotted-Octal Notation0200.0244.055.022
Dotted-Binary Notation10000000.10100100.00101101.00010010