51.7.243.172 - IP Address Lookup

The IP address location of 51.7.243.172 is Didcot OX11, England (ENG), United Kingdom (GB).

51.7.243.172 is a public IP address that belongs to ASN 6871 which is under the control of British Telecommunications PLC. The prefix 051/8 (51.0.0.0/8) was delegated for administration to RIPE NCC by the Internet Assigned Numbers Authority (IANA) in .

51.7.243.172 IP Address Location

Here you will find the approximate IP location for 51.7.243.172 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 PTR / DNS Reverse Lookup172.243.7.51.dyn.plus.net
IP Address ASN6871 controlled by British Telecommunications PLC
IP ISP / OrganizationBT
IP Connection TypeCable/DSL [internet speed test]
IP LocationDidcot OX11, England (ENG), United Kingdom (GB)
IP Geolocation Latitude51.5694 / 51°34′9″ N
IP Geolocation Longitude-1.1986 / 1°11′54″ W
IP Location TimezoneEurope/London
IP Location Local Time

51.7.243.172 WHOIS IP Lookup

This section provides the IP WHOIS record for IPv4 address 51.7.243.172 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.

Fetching WHOIS IP for 51.7.243.172...

IANA IPv4 Address Space Allocation for Subnet 51.0.0.0/8

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 Prefix051/8
Regional Internet Registry (RIR)Administered by RIPE NCC
Allocation Date
WHOIS Serverwhois.ripe.net
RDAP Serverhttps://rdap.db.ripe.net/
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.

51.7.243.172 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 51.7.243.172.

  • 172.243.7.51.dyn.plus.net

51.7.243.172 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 051.007.243.172 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 Notation856159148
Hexadecimal Notation0x3307f3ac
Octal Notation06301771654
Binary Notation 110011000001111111001110101100
Dotted-Decimal Notation51.7.243.172
Dotted-Hexadecimal Notation0x33.0x07.0xf3.0xac
Dotted-Octal Notation063.07.0363.0254
Dotted-Binary Notation00110011.00000111.11110011.10101100

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