Echo Service
Torus Echo Service
A connectivity testing service available to all Torus members on the mesh network.
Access
| Service | Address | Description |
|---|---|---|
| HTTP | http://echo.ring.nekotopia.io | Web page confirming connectivity with latency measurement |
| Ping (ICMP) | echo.ring.nekotopia.io |
Basic reachability check |
| Telnet Echo | telnet echo.ring.nekotopia.io |
Interactive echo — characters are reflected back |
| JSON API | http://echo.ring.nekotopia.io/ping |
Machine-readable status with your tunnel IP |
| Health Check | http://echo.ring.nekotopia.io/health |
Service uptime |
Requires: Active Torus VPN connection (any tier — Basic, Plus, or Pro)
HTTP Interface
Visit http://echo.ring.nekotopia.io in any browser to see:
- Your Torus mesh IP address
- Round-trip latency to the London hub
- Connection status (pulsing green ring when connected)
Health Check Endpoint
curl -s http://echo.ring.nekotopia.io/ping
Returns JSON with your tunnel IP, latency, and hub info.
Telnet Interface
Connect via telnet for a line-based echo service:
telnet echo.ring.nekotopia.io
Everything you type is echoed back with a timestamp. Useful for:
- Verifying your tunnel is passing traffic
- Quick latency checks
- Testing from retro machines that have telnet but no web browser
Technical Details
- Location: London hub (eu-west-2)
- DNS:
echo.ring.nekotopia.io(resolves automatically when connected to the Torus) - Tier: Available to all tiers (Basic, Plus, Pro)
- Protocols: HTTP (port 80), Telnet (port 23), ICMP
- Firewall: Accepts only traffic from the Torus mesh network. Not reachable from the public internet.
- Code:
app/echo-service.js