Packet #14035284 Success

NODEINFO_APP packet from Algete01 (c072) to Meshtastic 53fc (53fc)

16
Total Receptions
16
Unique Gateways
4
Hop Count
73
Payload Bytes
Packet Information
Database ID: 14035284
Mesh Packet ID: 0xc0877300
Used for correlation across gateways
Timestamp: 2025-10-07 17:39:34 UTC
From Node: Algete01 (c072)
To Node: Meshtastic 53fc (53fc)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: MT14 Portatil 📡 (mtp1)
Channel: MediumSlow
RSSI: -28 dBm
SNR: 9.5 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 73 bytes
Decoded: Yes
Decoded Data:
Long Name:Algete01
Short Name:c072
Node ID:!a488c072
MAC Address:yxOkiMBy
Hardware:XIAO_NRF52_KIT
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:73 bytes
Gateway:!ba0c7be8
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 !ba0c7be8
Node ID format
channel_id MediumSlow
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2760425586
Source node ID 		uint32
to 3215545340
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 73 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 -28.0 dBm
Signal strength at gateway 		int32
rx_snr 9.50 dB
Signal quality at gateway 		float
rx_time 1759854369
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 255
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759858774.048927
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: !ba0c7be8
Signal Metrics: RSSI: -28.0 dBm
SNR: 9.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:73 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!a488c072", "long_name": "Algete01", "short_name": "c072", "macaddr": "yxOkiMBy", "hw_model": "XIAO_NRF52_KIT" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ba0c7be8", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2760425586, "to": 3215545340, "id": 3230102272, "rx_time": 1759854369, "rx_snr": 9.5, "rx_rssi": -28, "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": 255, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092161343838633037321208416c6765746530311a04633037322206cb13a488c072285842203d88f1e8990140a9edef5f7b631e7965c0f866c8401bc7ce1d0cb94370f01b0c4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!a488c072", "long_name": "Algete01", "short_name": "c072", "macaddr": "yxOkiMBy", "hw_model": "XIAO_NRF52_KIT", "public_key": "PYjx6JkBQKnt7197Yx55ZcD4ZshAG8fOHQy5Q3DwGww=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a092161343838633037321208416c6765746530311a04633037322206cb13a488c072285842203d88f1e8990140a9edef5f7b631e7965c0f866c8401bc7ce1d0cb94370f01b0c4800
Hex Analysis:
Size:73 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
MT14 Portatil 📡 (mtp1) Primary 0.000s
Reference 		-28.0 dBm 9.50 dB 4 MediumSlow 2025-10-07 17:39:34 Current
Venturada2🗼🌐☀️ (Vb2) -4425.102s
Before 		-96.0 dBm -1.75 dB 0 MediumSlow 2025-10-07 16:25:48 View
Meshtastic 1760 (1760) -4421.164s
Before 		-129.0 dBm -10.25 dB 1 MediumSlow 2025-10-07 16:25:52 View
Meshtastic 18a4 (18a4) -4420.675s
Before 		Unknown Unknown 2 MediumSlow 2025-10-07 16:25:53 View
Oxygen EA4HKU (O) -4415.933s
Before 		-119.0 dBm -15.75 dB 2 MediumSlow 2025-10-07 16:25:58 View
Carbon EA4HKU (C) -4415.697s
Before 		-107.0 dBm 2.50 dB 2 MediumSlow 2025-10-07 16:25:58 View
Baldur Fijo (BalF) -4415.618s
Before 		-113.0 dBm -11.75 dB 2 MediumSlow 2025-10-07 16:25:58 View
Kenobi23 QTH (5aec) -4415.364s
Before 		-100.0 dBm -1.50 dB 2 MediumSlow 2025-10-07 16:25:58 View
Quass001 ☄️ (Q001) -4414.995s
Before 		-105.0 dBm -3.25 dB 2 MediumSlow 2025-10-07 16:25:59 View
Quass002 ☄️ (Q002) -4414.580s
Before 		Unknown Unknown 3 MediumSlow 2025-10-07 16:25:59 View
Ocumare_Base_🗼🌐 (CATA) -4408.570s
Before 		-85.0 dBm 6.50 dB 3 MediumSlow 2025-10-07 16:26:05 View
Monolito (MoN) -4404.885s
Before 		-66.0 dBm 8.25 dB 4 MediumSlow 2025-10-07 16:26:09 View
GRN1-Base🗼🌐 (GRN1) -4403.941s
Before 		-101.0 dBm -3.25 dB 4 MediumSlow 2025-10-07 16:26:10 View
Meshtastic 53fc (53fc) -4397.690s
Before 		-116.0 dBm -5.50 dB 3 MediumSlow 2025-10-07 16:26:16 View
tizon (Sylv) -4373.947s
Before 		-100.0 dBm 6.50 dB 4 MediumSlow 2025-10-07 16:26:40 View
Meshtastic 2688 (2688) -4373.172s
Before 		-138.0 dBm -16.50 dB 4 MediumSlow 2025-10-07 16:26:40 View
16

Total Receptions

16

Unique Gateways