Packet #39507724 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: 39507724
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 1778922273.6513062
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) -0.272s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.249s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.227s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.204s
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 LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.161s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.139s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.116s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.092s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.068s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.045s
Before
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) -0.022s
Before
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.021s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.042s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.065s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.089s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.113s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.137s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.160s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.182s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.205s
After
-20.0 dBm 7.25 dB 0 70 KMEK MediumFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.227s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.249s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.275s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.299s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.322s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.345s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:33 UTC View
Mechanicus Dominus (M4) +0.367s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.388s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.410s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.433s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.457s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortFast 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.481s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.505s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.812s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.836s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.859s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.882s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.904s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.925s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.946s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.966s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +0.988s
After
-20.0 dBm 7.25 dB 0 70 KMEK ShortTurbo 2026-05-16 09:04:34 UTC View
Mechanicus Dominus (M4) +1.012s
After
-20.0 dBm 7.25 dB 0 70 KMEK LongFast 2026-05-16 09:04:34 UTC View
Mechanicus Cadia (M3) +1.035s
After
-39.0 dBm 6.00 dB 0 70 KMEK LongFast 2026-05-16 09:04:34 UTC View
Mechanicus Alpha (M1) +1.058s
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