An IP address lookup is a way to learn general information associated with a public IP address. Depending on the available data, an IP lookup may provide information about the network, internet service provider, approximate geographic area, and IP version.
TechEssentials provides an easy way to understand what information may be associated with an IP address and what that information does — and does not — tell you.
What Is an IP Address Lookup?
An IP address lookup uses information from IP address databases and network-related sources to provide details associated with an IP address.
A lookup may return information such as:
- IP address
- IPv4 or IPv6
- Country
- Region
- City
- Internet service provider
- Organization or network
- Autonomous System Number (ASN)
- Approximate time zone
The exact information available depends on the IP address and the database being used.
What Information Can an IP Lookup Show?
IP Address
The lookup identifies the IP address being examined.
An IPv4 address is normally written using four groups of numbers separated by periods, while an IPv6 address uses hexadecimal characters separated by colons.
IP Version
An IP lookup can identify whether an address uses IPv4 or IPv6.
This can help explain the type of addressing used by the network connection.
Internet Service Provider
An IP address can often be associated with an internet service provider or network organization.
For residential connections, this may identify the company providing internet access. For business, hosting, mobile, or cloud networks, the result may instead identify another network operator.
Geographic Information
Some IP databases associate addresses with a country, region, or city.
This information is an estimate and should not be interpreted as an exact physical location.
Different IP databases can produce different geographic results for the same address.
How Accurate Is IP Geolocation?
IP geolocation is not a GPS system.
The estimated location can vary depending on:
- The IP database
- Internet service provider
- Network configuration
- Mobile or fixed-line connection
- Corporate networks
- VPN or proxy usage
- Hosting and data-center networks
- Changes in IP address assignments
A lookup may correctly identify a country while providing a less accurate city or region.
For this reason, IP location information should always be treated as approximate.
Can an IP Lookup Reveal a Home Address?
Normally, an IP lookup does not provide a precise street address.
Public IP databases generally provide geographic estimates and network information rather than a person’s exact residential address.
An internet service provider may maintain additional account information, but that information is separate from the general public IP lookup data available through ordinary websites.
What Is an ASN?
ASN stands for Autonomous System Number.
An autonomous system is a group of IP networks operated under a common routing policy. ASNs are used to help identify networks on the internet.
An IP lookup may show an ASN associated with the network that announces or operates a particular IP range.
Why Can Two IP Lookup Services Give Different Results?
IP geolocation databases are maintained by different organizations and use different sources and methods.
As a result, two lookup services may show different:
- Cities
- Regions
- Organizations
- ISP names
- Time zones
This does not necessarily mean that one service is malfunctioning. IP address assignments and geolocation databases can change over time.
What About VPNs and Proxies?
When a person uses a VPN or proxy, websites may see the IP address of the VPN or proxy server rather than the public IP address normally assigned to the user’s connection.
In these cases, an IP lookup may show information associated with the VPN or proxy network.
For example, the lookup may identify a data center, hosting provider, or VPN-related network instead of a residential internet provider.
What About Mobile Networks?
Mobile networks can use different addressing and routing systems from traditional home broadband connections.
Multiple mobile users may share public IP addresses, and the geographic information associated with a mobile IP may represent a broader area rather than the user’s actual location.
Is an IP Address Lookup the Same as Tracking Someone?
No.
An IP lookup provides information associated with an IP address. It does not automatically provide a person’s name, exact physical location, private messages, passwords, or other private account information.
Additional information would generally be required to associate network activity with a particular person or account.
How to Perform an IP Lookup
You can use the TechEssentials IP Address tool to view information associated with your current public IP address.
For an IP address lookup, the available information may include the IP version, geographic estimate, network provider, organization, and other technical details.
The results should be treated as informational and approximate.
Frequently Asked Questions
Can an IP address identify my exact location?
Usually not. IP geolocation provides an estimate and may identify a general area rather than an exact physical location.
Can an IP address identify my name?
An ordinary public IP lookup does not normally reveal the user’s name.
Can an IP address identify my internet provider?
Often, yes. IP address databases can associate many IP ranges with the organization or provider operating the network.
Can a VPN affect IP lookup results?
Yes. A VPN can cause websites to see the VPN server’s public IP address instead of the public IP normally associated with your internet connection.
Why is my IP location wrong?
IP geolocation databases are estimates and can contain outdated or generalized information. This is especially common with mobile, corporate, VPN, proxy, hosting, and shared networks.
Important Note
IP lookup information should be used as general t