45.64.243.39 - IP Address Lookup

The IP address location of 45.64.243.39 is Central, Central and Western District (HCW), Hong Kong (HK).

45.64.243.39 is a public IP address that belongs to ASN 17924 which is under the control of SmarTone Mobile Communications Ltd. The address resides in the IP address range 45.64.0.0 - 45.65.15.255 (CIDR notation: 45.64.0.0/16, 45.65.0.0/20), and the whole subnet spans a total number of 69,632 individual IP addresses. The prefix 045/8 (45.0.0.0/8) was delegated for administration to ARIN by the Internet Assigned Numbers Authority (IANA) in .

45.64.243.39 IP Address Location

Here you will find the approximate IP location for 45.64.243.39 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 Lookupm45-64-243-39.ismart.net
IP Address ASN17924 controlled by SmarTone Mobile Communications Ltd
IP Address ISPSmartone Mobile communications Limited
IP OrganizationSmarTone Mobile Communications
IP Connection TypeCellular [internet speed test]
IP LocationCentral, Central and Western District (HCW), Hong Kong (HK)
IP Geolocation Latitude22.2833 / 22°16′59″ N
IP Geolocation Longitude114.1500 / 114°9′0″ E
IP Location TimezoneAsia/Hong_Kong
IP Location Local Time

45.64.243.39 WHOIS IP Lookup

This section provides the IP WHOIS record for IPv4 address 45.64.243.39 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 Range45.64.0.0 - 45.65.15.255
Number of IP Addresses69,632
IP Subnets
  • 45.64.0.0/16
  • 45.65.0.0/20
[subnet calculator]
IP WHOIS Network NameAPNIC
IP WHOIS Network HandleNET-45-64-0-0-1
IP WHOIS Network TypeEarly Registrations, Transferred to APNIC
IP WHOIS Registration Date
IP WHOIS Modification Date
IP WHOIS Net Referencehttps://whois.arin.net/rest/net/NET-45-64-0-0-1
IP WHOIS RegistrantAsia Pacific Network Information Centre (APNIC)
PO Box 3646
South Brisbane QLD 4101
Australia (AU)
https://whois.arin.net/rest/org/APNIC

IANA IPv4 Address Space Allocation for Subnet 45.0.0.0/8

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 Prefix045/8
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.

45.64.243.39 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 45.64.243.39.

    45.64.243.39 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 045.064.243.039 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 Notation759231271
    Hexadecimal Notation0x2d40f327
    Octal Notation05520171447
    Binary Notation 101101010000001111001100100111
    Dotted-Decimal Notation45.64.243.39
    Dotted-Hexadecimal Notation0x2d.0x40.0xf3.0x27
    Dotted-Octal Notation055.0100.0363.047
    Dotted-Binary Notation00101101.01000000.11110011.00100111

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