Device Information
NewView detailed browser, device, screen, and hardware information.
Frequently Asked Questions
What is the Device Information?
The Device Information is a browser-based reference and calculator for networking concepts including device addresses, subnets, and protocol details — useful for network engineers, DevOps professionals, and developers.
How do I look up device information?
Enter the relevant value such as an IP address, port number, or MIME type, and the tool instantly displays detailed information including descriptions, valid ranges, and related standards.
What networking standards does the Device Information cover?
The tool covers common networking standards including IPv4, IPv6, CIDR notation, well-known TCP/UDP port assignments, HTTP headers, and MIME types.
Does the Device Information work offline?
Yes. When installed as a PWA the entire reference database is cached locally and fully accessible without an internet connection — ideal for restricted or air-gapped environments.
Is the Device Information free?
Yes, completely free with no sign-up required. All networking reference data is available immediately in your browser.