Packet #12590622 Success

NODEINFO_APP packet from Arganda C191 🌐 (ARG) to CALM 📡⛰2224 (2224)

22
Total Receptions
22
Unique Gateways
4
Hop Count
81
Payload Bytes
Packet Information
Database ID: 12590622
Mesh Packet ID: 0xfb6b4a36
Used for correlation across gateways
Timestamp: 2025-09-28 12:20:15 UTC
From Node: Arganda C191 🌐 (ARG)
To Node: CALM 📡⛰2224 (2224)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 870c📡🌐 (870c)
Channel: MediumSlow
RSSI: -95 dBm
SNR: 5.0 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 81 bytes
Decoded: Yes
Decoded Data:
Long Name:Arganda C191 🌐
Short Name:ARG
Node ID:!9ee79500
MAC Address:nBOe55UA
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:81 bytes
Gateway:!336a870c
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 !336a870c
Node ID format
channel_id MediumSlow
packet MeshPacket (81 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2665977088
Source node ID 		uint32
to 3677037092
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 81 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 -95.0 dBm
Signal strength at gateway 		int32
rx_snr 5.00 dB
Signal quality at gateway 		float
rx_time 1759062012
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 220
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759062015.1253269
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: !336a870c
Signal Metrics: RSSI: -95.0 dBm
SNR: 5.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:81 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9ee79500", "long_name": "Arganda C191 🌐", "short_name": "ARG", "macaddr": "nBOe55UA", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!336a870c", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2665977088, "to": 3677037092, "id": 4218112566, "rx_time": 1759062012, "rx_snr": 5.0, "rx_rssi": -95, "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": 220, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092139656537393530301211417267616e6461204331393120f09f8c901a0341524722069c139ee79500282b42202def90da6d8768d3d44e2730ad4de07463ecca33e50b66ccddae9bb68ff6d6134801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9ee79500", "long_name": "Arganda C191 🌐", "short_name": "ARG", "macaddr": "nBOe55UA", "hw_model": "HELTEC_V3", "public_key": "Le+Q2m2HaNPUTicwrU3gdGPsyjPlC2bM3a6bto/21hM=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (81 bytes)
0a092139656537393530301211417267616e6461204331393120f09f8c901a0341524722069c139ee79500282b42202def90da6d8768d3d44e2730ad4de07463ecca33e50b66ccddae9bb68ff6d6134801
Hex Analysis:
Size:81 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
Meshtastic 870c📡🌐 (870c) Primary 0.000s
Reference 		-95.0 dBm 5.00 dB 4 MediumSlow 2025-09-28 12:20:15 Current
Arganda C191 🌐 (ARG) -9.379s
Before 		Unknown Unknown 0 MediumSlow 2025-09-28 12:20:05 View
Will - Azuqueca (WAzq) -8.141s
Before 		-108.0 dBm Unknown 1 MediumSlow 2025-09-28 12:20:06 View
Venturada2🗼🌐☀️ (Vb2) -8.133s
Before 		-96.0 dBm -1.50 dB 1 MediumSlow 2025-09-28 12:20:06 View
Mec Rocket Meco (MRM) -8.126s
Before 		-96.0 dBm 4.75 dB 1 MediumSlow 2025-09-28 12:20:06 View
[TLG] 📡🌐🔋🔌 (tlg0) -7.820s
Before 		-77.0 dBm 8.00 dB 1 MediumSlow 2025-09-28 12:20:07 View
Getafe C191 - ☀️🌐 (GTF) -7.811s
Before 		-123.0 dBm -17.00 dB 1 MediumSlow 2025-09-28 12:20:07 View
Naranjo C191 🌐 (FNL) -7.798s
Before 		-116.0 dBm -9.50 dB 1 MediumSlow 2025-09-28 12:20:07 View
SkG@Home 📡🌐 (SkGH) -7.503s
Before 		-125.0 dBm -15.25 dB 1 MediumSlow 2025-09-28 12:20:07 View
Meshtastic 1760 (1760) -7.145s
Before 		-132.0 dBm -14.00 dB 2 MediumSlow 2025-09-28 12:20:07 View
Glitchs Azuqueca 📡 (GltA) -7.041s
Before 		-126.0 dBm -14.75 dB 1 MediumSlow 2025-09-28 12:20:08 View
Alma Tracker (AGPS) -5.499s
Before 		-54.0 dBm 12.00 dB 2 MediumSlow 2025-09-28 12:20:09 View
Kenobi23 QTH (5aec) -5.412s
Before 		-99.0 dBm 4.75 dB 3 MediumSlow 2025-09-28 12:20:09 View
Meshtastic 18a4 (18a4) -5.195s
Before 		-53.0 dBm 11.00 dB 3 MediumSlow 2025-09-28 12:20:09 View
g1bal (g1b0) -4.912s
Before 		-102.0 dBm 4.00 dB 3 MediumSlow 2025-09-28 12:20:10 View
Suop 📡 🌐 (SUOP) -4.706s
Before 		-113.0 dBm -3.75 dB 3 MediumSlow 2025-09-28 12:20:10 View
Machu Pichu (MaPi) -4.539s
Before 		-96.0 dBm 1.50 dB 2 MediumSlow 2025-09-28 12:20:10 View
Gnomoazul (Gnaz) -4.407s
Before 		-118.0 dBm -8.25 dB 2 MediumSlow 2025-09-28 12:20:10 View
Monolito (MoN) -2.310s
Before 		-67.0 dBm 9.25 dB 3 MediumSlow 2025-09-28 12:20:12 View
Baldur Fijo (BalF) -2.206s
Before 		-114.0 dBm -4.75 dB 3 MediumSlow 2025-09-28 12:20:12 View
EA5GHE-09 (58a8) -1.924s
Before 		-106.0 dBm -13.75 dB 4 MediumSlow 2025-09-28 12:20:13 View
🌐Charly Unid Movil🛰 (C181) +3.023s
After 		-30.0 dBm 8.00 dB 4 MediumSlow 2025-09-28 12:20:18 View
22

Total Receptions

22

Unique Gateways