Packet #39419041 Success

TELEMETRY_APP packet from neotracker (ntrc) to !ffffffff

50
Total Receptions
6
Unique Gateways
2
Hop Count
17
Payload Bytes
Packet Information
Database ID: 39419041
Mesh Packet ID: 0x452d03a6
Used for correlation across gateways
Timestamp: 2026-05-16 03:31:23 UTC
From Node: neotracker (ntrc)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Pietastic (PIE1)
Channel: ShortFast
RSSI: -54 dBm
SNR: 5.5 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Relay Node: 99 PI01
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TELEMETRY_APP
Size: 17 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:15.5°C
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:17 bytes
Gateway:!49b3d5b8
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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 !49b3d5b8
Node ID format
channel_id ShortFast
packet MeshPacket (17 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1878604709
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 17 bytes size
hop_limit 5
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 2
Calculated: hop_start - hop_limit
derived
rx_rssi -54.0 dBm
Signal strength at gateway
int32
rx_snr 5.50 dB
Signal quality at gateway
float
rx_time 1778902281
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 153
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778902283.380335
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: ShortFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !49b3d5b8
Signal Metrics: RSSI: -54.0 dBm
SNR: 5.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:17 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1778902293, "environment_metrics": { "temperature": 15.544524, "lux": 0.0 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!49b3d5b8", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1878604709, "to": 4294967295, "id": 1160577958, "rx_time": 1778902281, "rx_snr": 5.5, "rx_rssi": -54, "hop_limit": 5, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 153, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d15e5076a1a0a0d5fb678414d00000000", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778902293, "environment_metrics": { "temperature": 15.544524, "lux": 0.0 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (17 bytes)
0d15e5076a1a0a0d5fb678414d00000000
Hex Analysis:
Size:17 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
Pietastic (PIE1) Primary 0.000s
Reference
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC Current
neoSG2 https://canadaverse.org/ (🎐) -3.222s
Before
-42.0 dBm 6.00 dB 0 a5 ntrc LongFast 2026-05-16 03:31:20 UTC View
Pietastic (PIE1) -0.753s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.697s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.671s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.645s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.621s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.596s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.568s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.543s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.511s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.481s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.452s
Before
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.414s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.383s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:22 UTC View
Pietastic (PIE1) -0.350s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.307s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.275s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.247s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.223s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.196s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.170s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.139s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.106s
Before
-54.0 dBm 5.50 dB 2 99 PI01 MediumFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.080s
Before
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.053s
Before
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) -0.027s
Before
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.039s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.071s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.099s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.137s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.172s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.216s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.242s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortFast 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.267s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.303s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.332s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.361s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.390s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.416s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.443s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.469s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.497s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.533s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.566s
After
-54.0 dBm 5.50 dB 2 99 PI01 ShortTurbo 2026-05-16 03:31:23 UTC View
Pietastic (PIE1) +0.604s
After
-54.0 dBm 5.50 dB 2 99 PI01 LongFast 2026-05-16 03:31:23 UTC View
VE3WNP-12 (WNP) +0.644s
After
-74.0 dBm 5.50 dB 2 68 WNPr LongFast 2026-05-16 03:31:24 UTC View
Tagtastic (ld01) +0.674s
After
-43.0 dBm 6.25 dB 2 99 PI01 LongFast 2026-05-16 03:31:24 UTC View
VE3WNP-11 (TGWN) +0.711s
After
-116.0 dBm -5.25 dB 1 3d LongFast 2026-05-16 03:31:24 UTC View
Seri Base d120 (SRB) +6.165s
After
-95.0 dBm 3.25 dB 6 48 mnky LongFast 2026-05-16 03:31:29 UTC View
50

Total Receptions

6

Unique Gateways