172.3.137.213 🇺🇸

The public IP address 172.3.137.213 is located in San Francisco, California, 94103, United States. It is assigned to the ISP AT&T Internet. The address belongs to ASN 7018 which is delegated to ATT-INTERNET4.
Please have a look at the tables below for full details about 172.3.137.213, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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172.3.137.213 IP Address Location

Reverse IP (PTR)172-3-137-213.lightspeed.sntcca.sbcglobal.net
ASN7018 (ATT-INTERNET4)
ISP / OrganizationAT&T Internet
IP Connection TypeCable/DSL [internet speed test]
IP LocationSan Francisco, California, 94103, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StateCalifornia (CA)
IP CitySan Francisco
IP Postcode94103
IP Latitude37.7771 / 37°46′37″ N
IP Longitude-122.4060 / 122°24′21″ W
IP TimezoneAmerica/Los_Angeles
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 172.0.0.0/8

IPv4 Address Space Prefix172/8
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.
Notes

172.16.0.0/12 reserved for Private-Use Networks [RFC1918].

Complete registration details are found in IANA registry iana-ipv4-special-registry.

172.3.137.213 IP Address Representations

CIDR Notation172.3.137.213/32
Decimal Notation2885913045
Hexadecimal Notation0xac0389d5
Octal Notation025400704725
Binary Notation10101100000000111000100111010101
Dotted-Decimal Notation172.3.137.213
Dotted-Hexadecimal Notation0xac.0x03.0x89.0xd5
Dotted-Octal Notation0254.03.0211.0325
Dotted-Binary Notation10101100.00000011.10001001.11010101