Packet #13468213 Success

NODEINFO_APP packet from myounges (msy) to Zrkt

24
Total Receptions
17
Unique Gateways
4
Hop Count
70
Payload Bytes
Packet Information
Database ID: 13468213
Mesh Packet ID: 0x51d1be64
Used for correlation across gateways
Timestamp: 2025-10-03 22:26:12 UTC
From Node: myounges (msy)
To Node: Zrkt (0424)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: tizon (Sylv)
Channel: MediumSlow
RSSI: -99 dBm
SNR: 6.5 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 70 bytes
Decoded: Yes
Decoded Data:
Long Name:myounges
Short Name:msy
Node ID:!e0ce2790
MAC Address:CPngzieQ
Hardware:HELTEC_V2_1
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:70 bytes
Gateway:!9e7809e8
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 5
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 !9e7809e8
Node ID format
channel_id MediumSlow
packet MeshPacket (70 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3771606928
Source node ID 		uint32
to 1819542564
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 70 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -99.0 dBm
Signal strength at gateway 		int32
rx_snr 6.50 dB
Signal quality at gateway 		float
rx_time 1759530372
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 28
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759530372.6617093
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: !9e7809e8
Signal Metrics: RSSI: -99.0 dBm
SNR: 6.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:70 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!e0ce2790", "long_name": "myounges", "short_name": "msy", "macaddr": "CPngzieQ", "hw_model": "HELTEC_V2_1" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e7809e8", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3771606928, "to": 1819542564, "id": 1372700260, "rx_time": 1759530372, "rx_snr": 6.5, "rx_rssi": -99, "hop_limit": 1, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 28, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921653063653237393012086d796f756e6765731a036d7379220608f9e0ce2790280a4220ad9b801d9be7350f6cb410c87e2d051c349320d6b1a5abab3df1908c3ec4b074", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!e0ce2790", "long_name": "myounges", "short_name": "msy", "macaddr": "CPngzieQ", "hw_model": "HELTEC_V2_1", "public_key": "rZuAHZvnNQ9stBDIfi0FHDSTINaxpaurPfGQjD7EsHQ=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (70 bytes)
0a0921653063653237393012086d796f756e6765731a036d7379220608f9e0ce2790280a4220ad9b801d9be7350f6cb410c87e2d051c349320d6b1a5abab3df1908c3ec4b074
Hex Analysis:
Size:70 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
tizon (Sylv) Primary 0.000s
Reference 		-99.0 dBm 6.50 dB 4 MediumSlow 2025-10-03 22:26:12 Current
Glitchs Azuqueca 📡 (GltA) -25.224s
Before 		-127.0 dBm -14.75 dB 1 MediumSlow 2025-10-03 22:25:47 View
Venturada2🗼🌐☀️ (Vb2) -8.916s
Before 		-96.0 dBm 1.25 dB 2 MediumSlow 2025-10-03 22:26:03 View
Mec Rocket Meco (MRM) -8.904s
Before 		-82.0 dBm 8.50 dB 2 MediumSlow 2025-10-03 22:26:03 View
Machu Pichu (MaPi) -8.045s
Before 		-104.0 dBm -7.50 dB 3 MediumSlow 2025-10-03 22:26:04 View
GRN1-Base🗼🌐 (GRN1) -7.984s
Before 		-90.0 dBm 4.00 dB 3 MediumSlow 2025-10-03 22:26:04 View
Arganda C191 🌐 (ARG) -7.941s
Before 		-120.0 dBm -9.50 dB 3 MediumSlow 2025-10-03 22:26:04 View
Villalbilla02 (VBV2) -7.914s
Before 		-109.0 dBm Unknown 3 MediumSlow 2025-10-03 22:26:04 View
Monolito (MoN) -7.482s
Before 		-66.0 dBm 8.00 dB 4 MediumSlow 2025-10-03 22:26:05 View
Meshtastic 18a4 (18a4) -6.863s
Before 		-125.0 dBm -14.75 dB 4 MediumSlow 2025-10-03 22:26:05 View
Meshtastic 1760 (1760) -6.860s
Before 		-122.0 dBm -3.75 dB 4 MediumSlow 2025-10-03 22:26:05 View
[TLG] 📡🌐🔋🔌 (tlg0) -5.238s
Before 		-111.0 dBm -3.50 dB 3 MediumSlow 2025-10-03 22:26:07 View
Zion 🗼 (Zion) -4.938s
Before 		-103.0 dBm -5.50 dB 5 MediumSlow 2025-10-03 22:26:07 View
Vaguada Portable (Vgda) -4.073s
Before 		-107.0 dBm -4.50 dB 4 MediumSlow 2025-10-03 22:26:08 View
Naranjo C191 🌐 (FNL) -3.911s
Before 		-116.0 dBm -7.50 dB 4 MediumSlow 2025-10-03 22:26:08 View
g1bal (g1b0) -3.804s
Before 		-107.0 dBm -8.75 dB 5 MediumSlow 2025-10-03 22:26:08 View
Kenobi23 QTH (5aec) +65.517s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:18 View
Kenobi23 QTH (5aec) +68.517s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:21 View
Kenobi23 QTH (5aec) +71.530s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:24 View
Kenobi23 QTH (5aec) +74.528s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:27 View
Kenobi23 QTH (5aec) +76.531s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:29 View
Kenobi23 QTH (5aec) +78.533s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:31 View
Kenobi23 QTH (5aec) +80.537s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:33 View
Kenobi23 QTH (5aec) +82.539s
After 		-99.0 dBm 1.75 dB 4 MediumSlow 2025-10-03 22:27:35 View
24

Total Receptions

17

Unique Gateways