Packet #39459522 Success

NODEINFO_APP packet from Kaveman (KMEK) to !ffffffff

47
Total Receptions
3
Unique Gateways
0
Hop Count
72
Payload Bytes
Packet Information
Database ID: 39459522
Mesh Packet ID: 0x4fb6b4ab
Used for correlation across gateways
Timestamp: 2026-05-16 06:04:33 UTC
From Node: Kaveman (KMEK)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mechanicus Dominus (M4)
Channel: LongFast
RSSI: -20 dBm
SNR: 7.5 dBm
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 70 KMEK
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: 72 bytes
Decoded: Yes
Decoded Data:
Long Name:Kaveman
Short Name:KMEK
Node ID:!0163df70
MAC Address:4LABY99w
Hardware:SEEED_WIO_TRACKER_L1
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:72 bytes
Gateway:!6984d8b8
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6984d8b8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (72 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 23322480
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 72 bytes size
hop_limit 7
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -20.0 dBm
Signal strength at gateway
int32
rx_snr 7.50 dB
Signal quality at gateway
float
rx_time 1778911472
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 112
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778911473.5211372
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)
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !6984d8b8
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -20.0 dBm
SNR: 7.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:72 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!0163df70", "long_name": "Kaveman", "short_name": "KMEK", "macaddr": "4LABY99w", "hw_model": "SEEED_WIO_TRACKER_L1" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6984d8b8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 23322480, "to": 4294967295, "id": 1337373867, "rx_time": 1778911472, "rx_snr": 7.5, "rx_rssi": -20, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 112, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921303136336466373012074b6176656d616e1a044b4d454b2206e0b00163df7028634220064b5647ac6d3d74f40554a7644a989f3325713d9b4eb4cb750dc49bfe3aba774800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!0163df70", "long_name": "Kaveman", "short_name": "KMEK", "macaddr": "4LABY99w", "hw_model": "SEEED_WIO_TRACKER_L1", "public_key": "BktWR6xtPXT0BVSnZEqYnzMlcT2bTrTLdQ3Em/46unc=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (72 bytes)
0a0921303136336466373012074b6176656d616e1a044b4d454b2206e0b00163df7028634220064b5647ac6d3d74f40554a7644a989f3325713d9b4eb4cb750dc49bfe3aba774800
Hex Analysis:
Size:72 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...

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
Mechanicus Dominus (M4) Primary 0.000s
Reference
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC Current
Mechanicus Dominus (M4) -0.180s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.157s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.135s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.115s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.093s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.072s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.049s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) -0.024s
Before
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.024s
After
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.046s
After
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.068s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.092s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.113s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.137s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.161s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.184s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.207s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.229s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.251s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.273s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.294s
After
-20.0 dBm 7.50 dB 0 70 KMEK MediumFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.317s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.341s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.365s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.389s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.412s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.434s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.455s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.477s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:33 UTC View
Mechanicus Dominus (M4) +0.500s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.524s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.549s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortFast 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.572s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.594s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.616s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.644s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.670s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.706s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.735s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.759s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.782s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.804s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.826s
After
-20.0 dBm 7.50 dB 0 70 KMEK ShortTurbo 2026-05-16 06:04:34 UTC View
Mechanicus Dominus (M4) +0.847s
After
-20.0 dBm 7.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:34 UTC View
Mechanicus Cadia (M3) +0.869s
After
-39.0 dBm 5.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:34 UTC View
Mechanicus Alpha (M1) +0.893s
After
-55.0 dBm 5.50 dB 0 70 KMEK LongFast 2026-05-16 06:04:34 UTC View
47

Total Receptions

3

Unique Gateways