Packet #13955332 Success

NODEINFO_APP packet from Getafe C191 (GTF) to COSLADA f1dc 🇪🇦🛰️ (f1dc)

11
Total Receptions
11
Unique Gateways
4
Hop Count
75
Payload Bytes
Packet Information
Database ID: 13955332
Mesh Packet ID: 0x440f8a1c
Used for correlation across gateways
Timestamp: 2025-10-07 04:53:11 UTC
From Node: Getafe C191 (GTF)
To Node: COSLADA f1dc 🇪🇦🛰️ (f1dc)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Oxygen EA4HKU (O)
Channel: MediumSlow
RSSI: -13 dBm
SNR: 8.25 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 75 bytes
Decoded: Yes
Decoded Data:
Long Name:Getafe C191
Short Name:GTF
Node ID:!9eed0854
MAC Address:nBOe7QhU
Hardware:HELTEC_V3
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:75 bytes
Gateway:!a0cb6198
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (4 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb6198
Node ID format
channel_id MediumSlow
packet MeshPacket (75 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2666334292
Source node ID 		uint32
to 2661347804
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 75 bytes size
hop_limit Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -13.0 dBm
Signal strength at gateway 		int32
rx_snr 8.25 dB
Signal quality at gateway 		float
rx_time 1759812789
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 160
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759812791.7235754
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: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cb6198
Signal Metrics: RSSI: -13.0 dBm
SNR: 8.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:75 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9eed0854", "long_name": "Getafe C191", "short_name": "GTF", "macaddr": "nBOe7QhU", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb6198", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2666334292, "to": 2661347804, "id": 1141869084, "rx_time": 1759812789, "rx_snr": 8.25, "rx_rssi": -13, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 160, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965656430383534120b47657461666520433139311a0347544622069c139eed0854282b4220cdd30f94108b9b7a92ed5ed79ca5e96e59b06d767e6d376657193271c9bb38774800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9eed0854", "long_name": "Getafe C191", "short_name": "GTF", "macaddr": "nBOe7QhU", "hw_model": "HELTEC_V3", "public_key": "zdMPlBCLm3qS7V7XnKXpblmwbXZ+bTdmVxkyccm7OHc=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (75 bytes)
0a09213965656430383534120b47657461666520433139311a0347544622069c139eed0854282b4220cdd30f94108b9b7a92ed5ed79ca5e96e59b06d767e6d376657193271c9bb38774800
Hex Analysis:
Size:75 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 Channel Timestamp Actions
Oxygen EA4HKU (O) Primary 0.000s
Reference 		-13.0 dBm 8.25 dB 4 MediumSlow 2025-10-07 04:53:11 Current
Baldur Fijo (BalF) -9.635s
Before 		-107.0 dBm -1.75 dB 1 MediumSlow 2025-10-07 04:53:02 View
tizon (Sylv) -9.589s
Before 		-101.0 dBm 6.25 dB 1 MediumSlow 2025-10-07 04:53:02 View
🌐Charly Unid Movil🛰 (C181) -8.533s
Before 		-27.0 dBm 8.00 dB 2 MediumSlow 2025-10-07 04:53:03 View
[TLG] 📡🌐🔋🔌 (tlg0) -6.270s
Before 		-111.0 dBm -3.25 dB 2 MediumSlow 2025-10-07 04:53:05 View
Quass001 ☄️ (Q001) -4.425s
Before 		-124.0 dBm -14.50 dB 3 MediumSlow 2025-10-07 04:53:07 View
Quass002 ☄️ (Q002) -3.477s
Before 		Unknown Unknown 4 MediumSlow 2025-10-07 04:53:08 View
Venturada2🗼🌐☀️ (Vb2) -3.132s
Before 		-104.0 dBm -9.75 dB 3 MediumSlow 2025-10-07 04:53:08 View
GRN1-Base🗼🌐 (GRN1) -3.081s
Before 		-114.0 dBm -16.75 dB 3 MediumSlow 2025-10-07 04:53:08 View
Carbon EA4HKU (C) -3.022s
Before 		-111.0 dBm -4.00 dB 3 MediumSlow 2025-10-07 04:53:08 View
Meshtastic 1760 (1760) +0.760s
After 		-131.0 dBm -13.50 dB 4 MediumSlow 2025-10-07 04:53:12 View
11

Total Receptions

11

Unique Gateways