Packet #13862651 Success

NODEINFO_APP packet from tizon (Sylv) to !ffffffff

12
Total Receptions
12
Unique Gateways
3
Hop Count
68
Payload Bytes
Packet Information
Database ID: 13862651
Mesh Packet ID: 0x0a1ee8f6
Used for correlation across gateways
Timestamp: 2025-10-06 13:16:15 UTC
From Node: tizon (Sylv)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 54a4 Justicia (54a4)
Channel: MediumSlow
RSSI: -110 dBm
SNR: -6.0 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 68 bytes
Decoded: Yes
Decoded Data:
Long Name:tizon
Short Name:Sylv
Node ID:!9e7809e8
MAC Address:8J6eeAno
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:68 bytes
Gateway:!b03c54a4
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumSlow
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b03c54a4
Node ID format
channel_id MediumSlow
packet MeshPacket (68 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658666984
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 68 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -110.0 dBm
Signal strength at gateway 		int32
rx_snr -6.00 dB
Signal quality at gateway 		float
rx_time 1759756575
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 37
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759756575.6061878
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !b03c54a4
Signal Metrics: RSSI: -110.0 dBm
SNR: -6.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:68 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9e7809e8", "long_name": "tizon", "short_name": "Sylv", "macaddr": "8J6eeAno", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b03c54a4", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658666984, "to": 4294967295, "id": 169797878, "rx_time": 1759756575, "rx_snr": -6.0, "rx_rssi": -110, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 37, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965373830396538120574697a6f6e1a0453796c762206f09e9e7809e8282b4220bc355418e8c9e216ebe2aef739810277aab287dded357f66197c728e64a2d673", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e7809e8", "long_name": "tizon", "short_name": "Sylv", "macaddr": "8J6eeAno", "hw_model": "HELTEC_V3", "public_key": "vDVUGOjJ4hbr4q73OYECd6qyh93tNX9mGXxyjmSi1nM=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (68 bytes)
0a09213965373830396538120574697a6f6e1a0453796c762206f09e9e7809e8282b4220bc355418e8c9e216ebe2aef739810277aab287dded357f66197c728e64a2d673
Hex Analysis:
Size:68 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 54a4 Justicia (54a4) Primary 0.000s
Reference 		-110.0 dBm -6.00 dB 3 MediumSlow 2025-10-06 13:16:15 Current
tizon (Sylv) -7.737s
Before 		Unknown Unknown 0 MediumSlow 2025-10-06 13:16:07 View
Trasto 🐰 Va (trva) -5.080s
Before 		-111.0 dBm -8.00 dB 1 MediumSlow 2025-10-06 13:16:10 View
Meshtastic 53fc (53fc) -5.025s
Before 		-124.0 dBm -11.25 dB 1 MediumSlow 2025-10-06 13:16:10 View
Baldur Fijo (BalF) -3.786s
Before 		-107.0 dBm -6.00 dB 2 MediumSlow 2025-10-06 13:16:11 View
[TLG] 📡🌐🔋🔌 (tlg0) -3.757s
Before 		-118.0 dBm -10.75 dB 2 MediumSlow 2025-10-06 13:16:11 View
Venturada2🗼🌐☀️ (Vb2) -1.814s
Before 		-99.0 dBm -0.25 dB 3 MediumSlow 2025-10-06 13:16:13 View
GRN1-Base🗼🌐 (GRN1) -1.706s
Before 		-101.0 dBm -3.00 dB 2 MediumSlow 2025-10-06 13:16:13 View
Rodashtastic🗼🌐 (RDSt) -1.548s
Before 		-114.0 dBm -7.25 dB 3 MediumSlow 2025-10-06 13:16:14 View
Mec Rocket Meco (MRM) -1.169s
Before 		-82.0 dBm 8.25 dB 3 MediumSlow 2025-10-06 13:16:14 View
Meshtastic 1760 (1760) +29.805s
After 		-126.0 dBm -7.50 dB 3 MediumSlow 2025-10-06 13:16:45 View
C191 🌐 (C191) +48.834s
After 		-122.0 dBm -12.50 dB 3 MediumSlow 2025-10-06 13:17:04 View
12

Total Receptions

12

Unique Gateways