Request Identity Instrument

Signal

Decodes your HTTP identity. One endpoint reads your IP address, preferred language, and client software from the request headers.

Identity Readout

standby GET /api/whoami

ip address

—

language

—

software

—

raw response

{ }

signal — terminal

$ curl /api/whoami

$ curl

Returns the client's identity as read from the HTTP request headers. No parameters required.

Response

{
  "ipaddress": "159.20.14.100",
  "language": "en-US,en;q=0.9,fr;q=0.8",
  "software": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) ..."
}

ipaddress Client IP address (respects X-Forwarded-For behind proxies)

language Full Accept-Language header — browser language preferences

software Full User-Agent string — OS, browser, and engine details

Service health check. Returns uptime, status, and environment.

Response

{
  "status": "operational",
  "uptime": 3600.5,
  "timestamp": 1708099200000,
  "environment": "production"
}