154.57.231.81 🇬🇧

The public IP address 154.57.231.81 is located in Grantham, England, United Kingdom. It is assigned to the ISP Cogent Communications and sub-delegated to Open Fibre Networks (Wholesale). The address belongs to ASN 48945 which is delegated to Open Fibre Networks (wholesale) Limited.
Please have a look at the tables below for full details about 154.57.231.81, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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154.57.231.81 IP Address Location

Reverse IP (PTR)none
ASN48945 (Open Fibre Networks (wholesale) Limited)
ISPCogent Communications
OrganizationOpen Fibre Networks (Wholesale)
IP Connection TypeCable/DSL [internet speed test]
IP LocationGrantham, England, United Kingdom
IP ContinentEurope
IP Country🇬🇧 United Kingdom (GB)
IP StateEngland (ENG), Lincolnshire (LIN)
IP CityGrantham
IP PostcodeNG31
IP Latitude52.9095 / 52°54′34″ N
IP Longitude-0.6456 / 0°38′44″ W
IP TimezoneEurope/London
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 154.0.0.0/8

IPv4 Address Space Prefix154/8
Regional Internet Registry (RIR)Administered by AFRINIC
Allocation Date
WHOIS Serverwhois.afrinic.net
RDAP Serverhttps://rdap.afrinic.net/rdap/, http://rdap.afrinic.net/rdap/
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.

154.57.231.81 IP Address Representations

CIDR Notation154.57.231.81/32
Decimal Notation2587486033
Hexadecimal Notation0x9a39e751
Octal Notation023216363521
Binary Notation10011010001110011110011101010001
Dotted-Decimal Notation154.57.231.81
Dotted-Hexadecimal Notation0x9a.0x39.0xe7.0x51
Dotted-Octal Notation0232.071.0347.0121
Dotted-Binary Notation10011010.00111001.11100111.01010001