12.221.137.72 🇺🇸

The public IP address 12.221.137.72 is located in Millington, Michigan, 48746, United States. It is assigned to the ISP AT&T Business and sub-delegated to Netsource One. The address belongs to ASN 54638 which is delegated to NSO.
Please have a look at the tables below for full details about 12.221.137.72, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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12.221.137.72 IP Address Location

Reverse IP (PTR)none
ASN54638 (NSO)
ISPAT&T Business
OrganizationNetsource One
IP Connection TypeCorporate [internet speed test]
IP LocationMillington, Michigan, 48746, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StateMichigan (MI)
IP CityMillington
IP Postcode48746
IP Latitude43.2701 / 43°16′12″ N
IP Longitude-83.5570 / 83°33′25″ W
IP TimezoneAmerica/Detroit
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 12.0.0.0/8

IPv4 Address Space Prefix012/8
Regional Internet Registry (RIR)AT&T Bell Laboratories
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.

12.221.137.72 IP Address Representations

CIDR Notation12.221.137.72/32
Decimal Notation215845192
Hexadecimal Notation0x0cdd8948
Octal Notation01467304510
Binary Notation 1100110111011000100101001000
Dotted-Decimal Notation12.221.137.72
Dotted-Hexadecimal Notation0x0c.0xdd.0x89.0x48
Dotted-Octal Notation014.0335.0211.0110
Dotted-Binary Notation00001100.11011101.10001001.01001000