81.64.225.187 - IP Address Lookup

The IP address location of 81.64.225.187 is Créteil 94000, Île-de-France (IDF), France (FR).

81.64.225.187 is a public IP address that belongs to ASN 21502 which is under the control of SFR SA. The prefix 081/8 (81.0.0.0/8) was allocated to RIPE NCC by the Internet Assigned Numbers Authority (IANA) in .

81.64.225.187 IP Address Location

Here you will find the approximate IP geolocation for 81.64.225.187 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 Lookup81-64-225-187.rev.numericable.fr
IP Address ASN21502 controlled by SFR SA
IP ISP / OrganizationSFR
IP Connection TypeCable/DSL [internet speed test]
IP Location ContinentEurope
IP Location CountryFrance (FR)
IP Location StateÎle-de-France (IDF)
IP Location CityCréteil
IP Location Postcode94000
IP Location Latitude48.7833 / 48°46′59″ N
IP Location Longitude2.4667 / 2°28′0″ E
IP Location TimezoneEurope/Paris
IP Location Local Time

IANA IPv4 Address Space Allocation for Subnet 81.0.0.0/8

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 Prefix081/8
Regional Internet Registry (RIR)RIPE NCC
Allocation Date
WHOIS Serverwhois.ripe.net
RDAP Serverhttps://rdap.db.ripe.net/
StatusALLOCATED
Delegated entirely to specific RIR (Regional Internet Registry) as indicated.

81.64.225.187 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 81.64.225.187.

  • 81-64-225-187.rev.numericable.fr

81.64.225.187 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 081.064.225.187 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 Notation1363206587
Hexadecimal Notation0x5140e1bb
Octal Notation012120160673
Binary Notation 1010001010000001110000110111011
Dotted-Decimal Notation81.64.225.187
Dotted-Hexadecimal Notation0x51.0x40.0xe1.0xbb
Dotted-Octal Notation0121.0100.0341.0273
Dotted-Binary Notation01010001.01000000.11100001.10111011

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