DEV URN Generator

Generate Device Identifier URNs according to RFC 9039

Generate DEV URN
Enter a device identifier and select the appropriate subtype to generate a DEV URN.
Format: XX:XX:XX:XX:XX:XX or XX-XX-XX-XX-XX-XX or XXXXXXXXXXXX
Example: 00:1B:44:11:3A:B7
About DEV URNs

Device Identifier URNs (DEV URNs) are defined in RFC 9039 and provide a standardized way to identify devices using various identifier types.

Supported subtypes include MAC addresses, 1-Wire device identifiers, and organization-defined identifiers. Each subtype has specific formatting requirements and validation rules.