133.242.163.81 - IP Address Lookup

The IP address location of 133.242.163.81 is Japan (JP).

133.242.163.81 is a public IP address that belongs to ASN 7684 which is under the control of SAKURA Internet Inc.. The address resides in the IP address range 133.242.163.0 - 133.242.163.255 (CIDR notation: 133.242.163.0/24), and the whole subnet spans a total number of 256 individual IP addresses. The prefix 133/8 (133.0.0.0/8) was delegated for administration to APNIC by the Internet Assigned Numbers Authority (IANA) in .

133.242.163.81 IP Address Location

Here you will find the approximate IP geolocation for 133.242.163.81 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 Lookupwww12307ui.sakura.ne.jp
IP Address ASN7684 controlled by SAKURA Internet Inc.
IP ISP / OrganizationSAKURA Internet
IP Connection TypeCable/DSL [internet speed test]
IP Location ContinentAsia
IP Location CountryJapan (JP)
IP Location Latitude35.6900 / 35°41′23″ N
IP Location Longitude139.6900 / 139°41′24″ E
IP Location TimezoneAsia/Tokyo
IP Location Local Time

133.242.163.81 WHOIS IP Lookup

This section provides the IP WHOIS record for IPv4 address 133.242.163.81 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 Range133.242.163.0 - 133.242.163.255
Number of IP Addresses256
IP Subnet133.242.163.0/24 [subnet calculator]
IP WHOIS Network NameSAKURA-NET
IP WHOIS Registration Date
IP WHOIS Modification Date

IANA IPv4 Address Space Allocation for Subnet 133.0.0.0/8

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 Prefix133/8
Regional Internet Registry (RIR)Administered by APNIC
Allocation Date
WHOIS Serverwhois.apnic.net
RDAP Serverhttps://rdap.apnic.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.

133.242.163.81 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 133.242.163.81.

  • www12307ui.sakura.ne.jp

133.242.163.81 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 133.242.163.081 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 Notation2247271249
Hexadecimal Notation0x85f2a351
Octal Notation020574521521
Binary Notation10000101111100101010001101010001
Dotted-Decimal Notation133.242.163.81
Dotted-Hexadecimal Notation0x85.0xf2.0xa3.0x51
Dotted-Octal Notation0205.0362.0243.0121
Dotted-Binary Notation10000101.11110010.10100011.01010001

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