170.28.128.57 - IP Address Lookup

The IP address location of 170.28.128.57 is Brooklyn 11249, New York (NY), United States (US).

170.28.128.57 is a public IP address that belongs to ASN 12187 which is under the control of Metropolitan Tranportation Authority. The address resides in the IP address range 170.28.0.0 - 170.28.255.255 (CIDR notation: 170.28.0.0/16), and the whole subnet spans a total number of 65,536 individual IP addresses. The prefix 170/8 (170.0.0.0/8) was delegated for administration to ARIN by the Internet Assigned Numbers Authority (IANA) in .

170.28.128.57 IP Address Location

Here you will find the approximate IP geolocation for 170.28.128.57 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 Address ASN12187 controlled by Metropolitan Tranportation Authority
IP Address ISPNew York City Transit Authority
IP OrganizationMetropolitan Tranportation Authority
IP Connection TypeCorporate [internet speed test]
IP Location ContinentNorth America
IP Location CountryUnited States (US)
IP Location StateNew York (NY)
IP Location CityBrooklyn
IP Location Postcode11249
IP Location Latitude40.6451 / 40°38′42″ N
IP Location Longitude-73.9450 / 73°56′42″ W
IP Location TimezoneAmerica/New_York
IP Location Local Time

170.28.128.57 WHOIS IP Lookup

This section provides the IP WHOIS record for IPv4 address 170.28.128.57 which shows who is responsible for the corresponding IP subnet. Use our WHOIS IP Lookup tool to find the IP WHOIS record for any IPv4 or IPv6 address.

IP Address Range170.28.0.0 - 170.28.255.255
Number of IP Addresses65,536
IP Subnet170.28.0.0/16 [subnet calculator]
IP WHOIS Network NameNYCTA
IP WHOIS Network HandleNET-170-28-0-0-1
IP WHOIS Network TypeDirect Assignment
IP WHOIS Registration Date
IP WHOIS Modification Date
IP WHOIS Net Referencehttps://whois.arin.net/rest/net/NET-170-28-0-0-1
IP WHOIS RegistrantNew York City Transit Authority (NYCTA-1)
345 Madison Ave 15th floor
New York NY 10017
United States (US)
https://whois.arin.net/rest/org/NYCTA-1

IANA IPv4 Address Space Allocation for Subnet 170.0.0.0/8

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 Prefix170/8
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.

170.28.128.57 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 170.28.128.57.

  • tens.nyct.com
  • utsapp.nyct.com
  • secure-tens.nyct.com
  • orca.nyct.com
  • rt-string.nyct.com

170.28.128.57 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 170.028.128.057 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 Notation2853994553
Hexadecimal Notation0xaa1c8039
Octal Notation025207100071
Binary Notation10101010000111001000000000111001
Dotted-Decimal Notation170.28.128.57
Dotted-Hexadecimal Notation0xaa.0x1c.0x80.0x39
Dotted-Octal Notation0252.034.0200.071
Dotted-Binary Notation10101010.00011100.10000000.00111001

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