Packet #29906964 Success

NODEINFO_APP packet from GENS ALPHA 📡⛰️ (GNS0) to USCSS NOSTROMO (XENO)

5
Total Receptions
5
Unique Gateways
0
Hop Count
86
Payload Bytes
Packet Information
Database ID: 29906964
Mesh Packet ID: 0xcc1cc0d1
Used for correlation across gateways
Timestamp: 2025-12-24 21:24:13 UTC
From Node: GENS ALPHA 📡⛰️ (GNS0)
To Node: USCSS NOSTROMO (XENO)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: NarKT3S3📡 (NKT3)
Channel: MediumFast
RSSI: -87 dBm
SNR: 9.0 dBm
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 2a GNS0 , NKCD
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 86 bytes
Decoded: Yes
Decoded Data:
Long Name:GENS ALPHA 📡⛰️
Short Name:GNS0
Node ID:!68b7fb2a
MAC Address:+cFot/sq
Hardware:NRF52_PROMICRO_DIY
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:86 bytes
Gateway:!da5af114
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !da5af114
Node ID format
channel_id MediumFast
packet MeshPacket (86 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1756887850
Source node ID 		uint32
to 2510649520
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 86 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -87.0 dBm
Signal strength at gateway 		int32
rx_snr 9.00 dB
Signal quality at gateway 		float
rx_time 1766611454
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 42
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1766611453.682203
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !da5af114
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -87.0 dBm
SNR: 9.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:86 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!68b7fb2a", "long_name": "GENS ALPHA 📡⛰️", "short_name": "GNS0", "macaddr": "+cFot/sq", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!da5af114", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1756887850, "to": 2510649520, "id": 3424436433, "rx_time": 1766611454, "rx_snr": 9.0, "rx_rssi": -87, "hop_limit": 3, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 42, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213638623766623261121547454e5320414c50484120f09f93a1e29bb0efb88f1a04474e53302206f9c168b7fb2a283f422032fcb535185a1896bc1b1fea80a2f2421cef771c831f9c9c47fc75f0ca04070f4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!68b7fb2a", "long_name": "GENS ALPHA 📡⛰️", "short_name": "GNS0", "macaddr": "+cFot/sq", "hw_model": "NRF52_PROMICRO_DIY", "public_key": "Mvy1NRhaGJa8Gx/qgKLyQhzvdxyDH5ycR/x18MoEBw8=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (86 bytes)
0a09213638623766623261121547454e5320414c50484120f09f93a1e29bb0efb88f1a04474e53302206f9c168b7fb2a283f422032fcb535185a1896bc1b1fea80a2f2421cef771c831f9c9c47fc75f0ca04070f4800
Hex Analysis:
Size:86 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
NarKT3S3📡 (NKT3) Primary 0.000s
Reference 		-87.0 dBm 9.00 dB 0 2a GNS0 , NKCD MediumFast 2025-12-24 21:24:13 UTC Current
CARREFOUR ea5wa (WA01) +4.038s
After 		-115.0 dBm -8.00 dB 3 a4 📍 MediumFast 2025-12-24 21:24:17 UTC View
San_Pablo🗼 (SP00) +4.041s
After 		-121.0 dBm -13.50 dB 3 a4 📍 MediumFast 2025-12-24 21:24:17 UTC View
EAL Station 1 🗼🌐 (EAL1) +4.078s
After 		-109.0 dBm -5.00 dB 3 a4 📍 MediumFast 2025-12-24 21:24:17 UTC View
El_chito_portatil (Chpo) +4.458s
After 		-123.0 dBm -12.25 dB 1 fa ALTA MediumFast 2025-12-24 21:24:18 UTC View
5

Total Receptions

5

Unique Gateways