What Is My IP:

The public IP address is located in Ermington, New South Wales, Australia. It is assigned to the ISP Optus. The address belongs to ASN 4804 which is delegated to Microplex PTY LTD.
Please have a look at the tables below for full details about, or use the IP Lookup tool to find the approximate IP location for any public IP address. IP Address Location

Reverse IP (PTR)n1-42-143-38.mas1.nsw.optusnet.com.au
ASN4804 (Microplex PTY LTD)
ISP / OrganizationOptus
IP Connection TypeCable/DSL [internet speed test]
IP LocationErmington, New South Wales, Australia
IP ContinentOceania
IP CountryAustralia (AU)
IP StateNew South Wales (NSW)
IP CityErmington
IP Postcode2115
IP Latitude-33.8148 / 33°48′53″ S
IP Longitude151.0547 / 151°3′16″ E
IP TimezoneAustralia/Sydney
IP Local Time

IANA IPv4 Address Space Allocation for Subnet

IPv4 Address Space Prefix001/8
Regional Internet Registry (RIR)APNIC
Allocation Date
WHOIS Serverwhois.apnic.net
RDAP Serverhttps://rdap.apnic.net/
Delegated entirely to specific RIR (Regional Internet Registry) as indicated. Reverse IP Lookup

  • n1-42-143-38.mas1.nsw.optusnet.com.au

Find all Reverse IP Hosts for IP Address Representations

CIDR Notation1.42.143.38/32
Decimal Notation19566374
Hexadecimal Notation0x012a8f26
Octal Notation0112507446
Binary Notation 1001010101000111100100110
Dotted-Decimal Notation1.42.143.38
Dotted-Hexadecimal Notation0x01.0x2a.0x8f.0x26
Dotted-Octal Notation01.052.0217.046
Dotted-Binary Notation00000001.00101010.10001111.00100110 Common Typing Errors

You might encounter misspelled IP addresses containing "o", "l" or "I" characters instead of digits. The following list includes some typical typing errors for

  • I.42.143.38
  • l.42.143.38

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