Environment Info Checker
Check network information from your IP address.
You can see IPv4/IPv6, ISP information, browser info, and more.
- Quick access
- Type 'kakunin.net' in the address bar to open this page.
- Your IP address
Network
| IPv4 address | |
|---|---|
| IPv4 hostname | |
| IPv6 address | |
| IPv6 hostname | |
| Port | |
| RIR (Regional Internet Registry) | |
| TLD | - |
| Country (RIR allocation) | |
| Country (ISP region) | |
| Country (access source) | |
| Region | |
| ASN | |
| ISP | |
| Carrier | |
| VPN | Check |
| Private Relay | |
| Original IP |
Browser
| Platform | |
|---|---|
| Browser | |
| Languages | |
| Webkit | |
| Cookie | Unavailable |
| Session Storage | Unavailable |
| Local Storage | Unavailable |
| Color scheme | - |
| User Agent |
Notes
Displays network info from your IP address and inferred results based on your browser environment.
Network
| IP address | IPv4 address, IPv6 address |
|---|---|
| Hostname | Reverse DNS results for each IP address |
| Port | Client port number used when accessing the server |
| TLD | Top-level domain of the IPv4 hostname |
| RIR info | Database information from the regional internet registry |
| Country / Region | Geographic information inferred from the IP address |
| ASN | Autonomous System Number allocated by IANA |
| ISP | Internet access service name inferred from the IP address |
| Original IP | Client IP address added when using a proxy or VPN |
| Private Relay | Detects iCloud Private Relay |
Browser
| Platform | OS name / device name |
|---|---|
| Browser | Your current browser name |
| Language | Browser language setting |
| WebKit | Version information (WebKit-based only) |
| Cookies | Whether cookies are enabled |
| Storage | Whether Session Storage / Local Storage are available |
| Color scheme | Preferred color scheme (light/dark) |
| User Agent | User Agent string configured in the browser |
Hardware
| CPU | CPU name, logical core count, etc. |
|---|---|
| GPU | GPU model name, etc. |
| Screen size | Resolution detectable by the browser (not physical display size) |
| DPR | Device Pixel Ratio (device pixels per CSS pixel) |
| Color depth | Number of colors supported by the display |
| HDR | Whether the display supports High Dynamic Range |
| Touchscreen | Whether touch input is supported |