128.2.81.8 🇺🇸

The public IP address 128.2.81.8 is located in Pittsburgh, Pennsylvania, 15208, United States. It is assigned to the ISP Carnegie Mellon University. The address belongs to ASN 9 which is delegated to CMU-ROUTER.
Please have a look at the tables below for full details about 128.2.81.8, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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128.2.81.8 IP Address Location

Reverse IP (PTR)OCERNIGDOCK.ANDREW.CMU.EDU
ASN9 (CMU-ROUTER)
ISP / OrganizationCarnegie Mellon University
IP Connection TypeCable/DSL [internet speed test]
IP LocationPittsburgh, Pennsylvania, 15208, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StatePennsylvania (PA)
IP CityPittsburgh
IP Postcode15208
IP Latitude40.4531 / 40°27′11″ N
IP Longitude-79.9028 / 79°54′10″ 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.

128.2.81.8 IP Address Representations

CIDR Notation128.2.81.8/32
Decimal Notation2147635464
Hexadecimal Notation0x80025108
Octal Notation020000450410
Binary Notation10000000000000100101000100001000
Dotted-Decimal Notation128.2.81.8
Dotted-Hexadecimal Notation0x80.0x02.0x51.0x08
Dotted-Octal Notation0200.02.0121.010
Dotted-Binary Notation10000000.00000010.01010001.00001000