128.135.53.99

The public IP address 128.135.53.99 is located in Chicago, Illinois, 60637, United States. It is assigned to the ISP University of Chicago. The address belongs to ASN 160 which is delegated to U-CHICAGO-AS.

Please have a look at the tables below for full details about 128.135.53.99, or use the IP Lookup tool to find the approximate IP location for any public IP address.

Trace an Email Address

128.135.53.99 IP Address Location

Reverse IP (PTR)motacilla.lib.uchicago.edu
ASN160 (U-CHICAGO-AS)
ISP / OrganizationUniversity of Chicago
Connection TypeCable/DSL [internet speed test]
LocationChicago, Illinois, 60637, United States
ContinentNorth America
CountryUnited States (US)
StateIllinois (IL)
CityChicago
Postcode60637
Latitude41.7821 / 41°46′55″ N
Longitude-87.6046 / 87°36′16″ W
TimezoneAmerica/Chicago
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.

128.135.53.99 Reverse IP Lookup

128.135.53.99 IP Address Representations

CIDR Notation128.135.53.99/32
Decimal Notation2156344675
Hexadecimal Notation0x80873563
Octal Notation020041632543
Binary Notation10000000100001110011010101100011
Dotted-Decimal Notation128.135.53.99
Dotted-Hexadecimal Notation0x80.0x87.0x35.0x63
Dotted-Octal Notation0200.0207.065.0143
Dotted-Binary Notation10000000.10000111.00110101.01100011