What Is My IP: 🇺🇸 🇺🇸

The public IP address is located in Boulder, Colorado, 80305, United States. It is assigned to the ISP University of Colorado at Boulder. The address belongs to ASN 104 which is delegated to COLORADO-AS.
Please have a look at the tables below for full details about, or use the IP Lookup tool to find the approximate IP location for any public IP address. IP Address Location

Reverse IP (PTR)mycuinfo.colorado.edu
ISP / OrganizationUniversity of Colorado at Boulder
IP Connection TypeCable/DSL [internet speed test]
IP LocationBoulder, Colorado, 80305, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StateColorado (CO)
IP CityBoulder
IP Postcode80305
IP Latitude39.9816 / 39°58′53″ N
IP Longitude-105.2559 / 105°15′21″ W
IP TimezoneAmerica/Denver
IP Local Time

IANA IPv4 Address Space Allocation for Subnet

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
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. IP Address Representations

CIDR Notation128.138.129.151/32
Decimal Notation2156560791
Hexadecimal Notation0x808a8197
Octal Notation020042500627
Binary Notation10000000100010101000000110010111
Dotted-Decimal Notation128.138.129.151
Dotted-Hexadecimal Notation0x80.0x8a.0x81.0x97
Dotted-Octal Notation0200.0212.0201.0227
Dotted-Binary Notation10000000.10001010.10000001.10010111

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