Packet #10591208 Success

NODEINFO_APP packet from EA4HDZ MdlS 🗼🌐 (AERO) to Meshtastic 53fc (53fc)

19
Total Receptions
19
Unique Gateways
0
Hop Count
85
Payload Bytes
Packet Information
Database ID: 10591208
Mesh Packet ID: 0xa6a33eee
Used for correlation across gateways
Timestamp: 2025-09-14 17:47:38 UTC
From Node: EA4HDZ MdlS 🗼🌐 (AERO)
To Node: Meshtastic 53fc (53fc)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Venturada base🗼🌐 (Vb)
Channel: MediumSlow
RSSI: -110 dBm
SNR: -5.75 dBm
Hop Info: 0/4 hops
Start: 4, Limit: 4
Payload Data
Protocol: NODEINFO_APP
Size: 85 bytes
Decoded: Yes
Decoded Data:
Long Name:EA4HDZ MdlS 🗼🌐
Short Name:AERO
Node ID:!b03cab6c
MAC Address:NM2wPKts
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:85 bytes
Gateway:!2f72ec6c
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !2f72ec6c
Node ID format
channel_id MediumSlow
packet MeshPacket (85 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2956766060
Source node ID 		uint32
to 3215545340
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 85 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -110.0 dBm
Signal strength at gateway 		int32
rx_snr -5.75 dB
Signal quality at gateway 		float
rx_time 1757872057
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 108
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1757872058.4648132
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !2f72ec6c
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -110.0 dBm
SNR: -5.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:85 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!b03cab6c", "long_name": "EA4HDZ MdlS 🗼🌐", "short_name": "AERO", "macaddr": "NM2wPKts", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!2f72ec6c", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2956766060, "to": 3215545340, "id": 2795716334, "rx_time": 1757872057, "rx_snr": -5.75, "rx_rssi": -110, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 108, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216230336361623663121445413448445a204d646c5320f09f97bcf09f8c901a044145524f220634cdb03cab6c282b4220383330292e77f735e641761a80deecf39439894c4f91d7b8484b7256f73d27254800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!b03cab6c", "long_name": "EA4HDZ MdlS 🗼🌐", "short_name": "AERO", "macaddr": "NM2wPKts", "hw_model": "HELTEC_V3", "public_key": "ODMwKS539zXmQXYagN7s85Q5iUxPkde4SEtyVvc9JyU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (85 bytes)
0a09216230336361623663121445413448445a204d646c5320f09f97bcf09f8c901a044145524f220634cdb03cab6c282b4220383330292e77f735e641761a80deecf39439894c4f91d7b8484b7256f73d27254800
Hex Analysis:
Size:85 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
Venturada base🗼🌐 (Vb) Primary 0.000s
Reference 		-110.0 dBm -5.75 dB 0 MediumSlow 2025-09-14 17:47:38 Current
Venturada2🗼🌐☀️ (Vb2) +22.278s
After 		-83.0 dBm 6.75 dB 1 MediumSlow 2025-09-14 17:48:00 View
GRN1-Base🗼🌐 (GRN1) +24.354s
After 		-114.0 dBm -6.50 dB 2 MediumSlow 2025-09-14 17:48:02 View
Ocumare_Base_🗼🌐 (CATA) +24.457s
After 		-83.0 dBm 8.00 dB 2 MediumSlow 2025-09-14 17:48:02 View
Meshtastic c498📡🌐 (C498) +29.547s
After 		-114.0 dBm -10.25 dB 4 MediumSlow 2025-09-14 17:48:08 View
Meshtastic 53fc (53fc) +29.596s
After 		-116.0 dBm -5.00 dB 4 MediumSlow 2025-09-14 17:48:08 View
Antonio 9f30 (9f30) +29.745s
After 		-121.0 dBm -15.00 dB 4 MediumSlow 2025-09-14 17:48:08 View
Will - Azuqueca (WAzq) +30.944s
After 		-113.0 dBm -13.25 dB 2 MediumSlow 2025-09-14 17:48:09 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) +31.203s
After 		-111.0 dBm -1.00 dB 2 MediumSlow 2025-09-14 17:48:09 View
Rodashtastic🗼🌐 (RDSt) +31.234s
After 		-113.0 dBm -7.75 dB 2 MediumSlow 2025-09-14 17:48:09 View
Tlgo 📡🌐🔋🔌 (TLG0) +31.289s
After 		-112.0 dBm -8.00 dB 2 MediumSlow 2025-09-14 17:48:09 View
Meshtastic fbec (fbec) +31.327s
After 		-127.0 dBm -7.50 dB 2 MediumSlow 2025-09-14 17:48:09 View
Villalbilla02 (VBV2) +31.443s
After 		-115.0 dBm -5.75 dB 2 MediumSlow 2025-09-14 17:48:09 View
Meshtastic 1760 (1760) +31.904s
After 		-122.0 dBm -5.50 dB 2 MediumSlow 2025-09-14 17:48:10 View
SkG@Somewhere 🤨 (SkGs) +32.157s
After 		-115.0 dBm -9.00 dB 2 MediumSlow 2025-09-14 17:48:10 View
Meshtastic 18a4 (18a4) +32.233s
After 		Unknown Unknown 3 MediumSlow 2025-09-14 17:48:10 View
Mec Rocket Meco (MRM) +32.773s
After 		-34.0 dBm 9.50 dB 3 MediumSlow 2025-09-14 17:48:11 View
MeshPrepper (MP) +32.903s
After 		-125.0 dBm -15.75 dB 3 MediumSlow 2025-09-14 17:48:11 View
Perseo 🗼🌐 (nvm1) +37.658s
After 		-93.0 dBm -0.75 dB 4 MediumSlow 2025-09-14 17:48:16 View
19

Total Receptions

19

Unique Gateways