Packet #28430700 Success

NODEINFO_APP packet from 🌐Charly Torre 3🛰 (C186) to Bidegunea 🚗🛣️ (BIDE)

7
Total Receptions
7
Unique Gateways
4
Hop Count
87
Payload Bytes
Packet Information
Database ID: 28430700
Mesh Packet ID: 0x90aeccd7
Used for correlation across gateways
Timestamp: 2025-12-18 07:43:13 UTC
From Node: 🌐Charly Torre 3🛰 (C186)
To Node: Bidegunea 🚗🛣️ (BIDE)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic ca85 (ca85)
Channel: MediumFast
RSSI: -108 dBm
SNR: -8.25 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Relay Node: 88 KarB
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: 87 bytes
Decoded: Yes
Decoded Data:
Long Name:🌐Charly Torre 3🛰
Short Name:C186
Node ID:!7a0fec31
MAC Address:5cR6D+wx
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:87 bytes
Gateway:!4cd9ca85
Channel:MediumFast
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 !4cd9ca85
Node ID format
channel_id MediumFast
packet MeshPacket (87 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2047863857
Source node ID 		uint32
to 2661347564
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 87 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 -108.0 dBm
Signal strength at gateway 		int32
rx_snr -8.25 dB
Signal quality at gateway 		float
rx_time 1766043774
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 136
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1766043793.8943644
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
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: !4cd9ca85
Signal Metrics: RSSI: -108.0 dBm
SNR: -8.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:87 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!7a0fec31", "long_name": "🌐Charly Torre 3🛰", "short_name": "C186", "macaddr": "5cR6D+wx", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4cd9ca85", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2047863857, "to": 2661347564, "id": 2427374807, "rx_time": 1766043774, "rx_snr": -8.25, "rx_rssi": -108, "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": 136, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092137613066656333311216f09f8c90436861726c7920546f7272652033f09f9bb01a04433138362206e5c47a0fec31283f4220c9c7d52564d63de47a2e45e09865331610d7639c3c627459e3f8c73d322ede6a4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!7a0fec31", "long_name": "🌐Charly Torre 3🛰", "short_name": "C186", "macaddr": "5cR6D+wx", "hw_model": "NRF52_PROMICRO_DIY", "public_key": "ycfVJWTWPeR6LkXgmGUzFhDXY5w8YnRZ4/jHPTIu3mo=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (87 bytes)
0a092137613066656333311216f09f8c90436861726c7920546f7272652033f09f9bb01a04433138362206e5c47a0fec31283f4220c9c7d52564d63de47a2e45e09865331610d7639c3c627459e3f8c73d322ede6a4800
Hex Analysis:
Size:87 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
Meshtastic ca85 (ca85) Primary 0.000s
Reference 		-108.0 dBm -8.25 dB 4 88 KarB MediumFast 2025-12-18 07:43:13 UTC Current
Karabanchel_Baldur (KarB) -24.385s
Before 		-96.0 dBm Unknown 3 bb 03bb MediumFast 2025-12-18 07:42:49 UTC View
Eagle’s Nest (EAGL) -21.503s
Before 		-109.0 dBm -0.25 dB 4 a4 Raq1 MediumFast 2025-12-18 07:42:52 UTC View
Meshtastic b2b4📡🌐 (b2b4) -21.463s
Before 		-115.0 dBm -13.00 dB 4 88 KarB MediumFast 2025-12-18 07:42:52 UTC View
Malasaña Solar ☀️ (🌇) -20.248s
Before 		-112.0 dBm -2.75 dB 4 88 KarB , FENX MediumFast 2025-12-18 07:42:53 UTC View
[samsepi0l] 📡🌐 (tlg0) -20.142s
Before 		-79.0 dBm -8.75 dB 4 52 6052 MediumFast 2025-12-18 07:42:53 UTC View
Skynet (Sky) -9.811s
Before 		-98.0 dBm -8.25 dB 4 88 KarB MediumFast 2025-12-18 07:43:04 UTC View
7

Total Receptions

7

Unique Gateways