Packet #39507731 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: 39507731
Mesh Packet ID: 0xc8fda0ae
Used for correlation across gateways
Timestamp: 2026-05-16 09:04:33 UTC
From Node: Kaveman (KMEK)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mechanicus Dominus (M4)
Channel: MediumFast
RSSI: -20 dBm
SNR: 7.25 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:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6984d8b8
Node ID format
channel_id MediumFast
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 7.25 dB
Signal quality at gateway
float
rx_time 1778922272
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 1778922273.8112738
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: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ 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: 7.25 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": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 23322480, "to": 4294967295, "id": 3372064942, "rx_time": 1778922272, "rx_snr": 7.25, "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
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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 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC Current
Mechanicus Dominus (M4) -0.432s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.409s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.387s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.364s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.342s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.321s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.299s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.276s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.252s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.228s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.205s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.182s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.160s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.139s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.118s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.095s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.071s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.047s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.023s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.022s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.045s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.067s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.090s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.115s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.139s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.162s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.185s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.207s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.229s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.250s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.273s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.297s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.321s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.345s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.652s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.676s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.699s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.722s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.744s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.765s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.786s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.806s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.828s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.852s
After
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:34 UTC View
Mechanicus Cadia (M3) +0.875s
After
-39.0 dBm 6.00 dB 0 70 KMEK LongFast 2026-05-16 09:04:34 UTC View
Mechanicus Alpha (M1) +0.898s
After
-53.0 dBm 6.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:34 UTC View
47

Total Receptions

3

Unique Gateways