157.103.255.255 🇯🇵

The public IP address 157.103.255.255 is located in Japan. It is assigned to the ISP National Institute of Informatics. The address belongs to ASN 2907 which is delegated to Research Organization of Information and Systems, National Institute of Informatics.
Please have a look at the tables below for full details about 157.103.255.255, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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157.103.255.255 IP Address Location

Reverse IP (PTR)none
ASN2907 (Research Organization of Information and Systems, National Institute of Informatics)
ISP / OrganizationNational Institute of Informatics
IP Connection TypeCable/DSL [internet speed test]
IP LocationJapan
IP ContinentAsia
IP Country🇯🇵 Japan (JP)
IP Staten/a
IP Cityunknown
IP Postcodeunknown
IP Latitude35.6897 / 35°41′22″ N
IP Longitude139.6895 / 139°41′22″ E
IP TimezoneAsia/Tokyo
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 157.0.0.0/8

IPv4 Address Space Prefix157/8
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.

157.103.255.255 IP Address Representations

CIDR Notation157.103.255.255/32
Decimal Notation2640838655
Hexadecimal Notation0x9d67ffff
Octal Notation023531777777
Binary Notation10011101011001111111111111111111
Dotted-Decimal Notation157.103.255.255
Dotted-Hexadecimal Notation0x9d.0x67.0xff.0xff
Dotted-Octal Notation0235.0147.0377.0377
Dotted-Binary Notation10011101.01100111.11111111.11111111