Packet #39450824 Success

NODEINFO_APP packet from Matane Centre CAN MQTT Link wiki.mt.gt (📡) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
103
Payload Bytes
Packet Information
Database ID: 39450824
Mesh Packet ID: 0x85878fa3
Used for correlation across gateways
Timestamp: 2026-05-16 05:33:35 UTC
From Node: Matane Centre CAN MQTT Link wiki.mt.gt (📡)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Matane Centre CAN MQTT Link wiki.mt.gt (📡)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 94 📡
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: 103 bytes
Decoded: Yes
Decoded Data:
Long Name:Matane Centre CAN MQTT Link wiki.mt.gt
Short Name:📡
Node ID:!a0cb1094
MAC Address:MO2gyxCU
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:103 bytes
Gateway:!a0cb1094
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
âš  Visible to all nodes on channel
âš  Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb1094
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (103 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697662612
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 103 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 3
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1778909615
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 10
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 148
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778909615.8865206
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:
  • âš  Visible to all nodes on channel
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !a0cb1094
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:103 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!a0cb1094", "long_name": "Matane Centre CAN MQTT Link wiki.mt.gt", "short_name": "📡", "macaddr": "MO2gyxCU", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb1094", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697662612, "to": 4294967295, "id": 2240253859, "rx_time": 1778909615, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 148, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921613063623130393412264d6174616e652043656e7472652043414e204d515454204c696e6b2077696b692e6d742e67741a04f09f93a1220630eda0cb1094282b422079a0bf535b1d91f486cc38bd8eedb65a9cb55719fbbd9706e0ab112d27894d514801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!a0cb1094", "long_name": "Matane Centre CAN MQTT Link wiki.mt.gt", "short_name": "📡", "macaddr": "MO2gyxCU", "hw_model": "HELTEC_V3", "public_key": "eaC/U1sdkfSGzDi9ju22Wpy1Vxn7vZcG4KsRLSeJTVE=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (103 bytes)
0a0921613063623130393412264d6174616e652043656e7472652043414e204d515454204c696e6b2077696b692e6d742e67741a04f09f93a1220630eda0cb1094282b422079a0bf535b1d91f486cc38bd8eedb65a9cb55719fbbd9706e0ab112d27894d514801
Hex Analysis:
Size:103 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
Matane Centre CAN MQTT Link wiki.mt.gt (📡) Primary 0.000s
Reference
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC Current
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.023s
Before
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.022s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.044s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.064s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.085s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.106s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:35 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.128s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.152s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.175s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.197s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.220s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.241s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.261s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.283s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.305s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.329s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.352s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.374s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.395s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.417s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.438s
After
Unknown Unknown 0 94 📡 MediumFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.458s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.481s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.505s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.527s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.550s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.572s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.593s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.614s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.643s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.667s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.691s
After
Unknown Unknown 0 94 📡 ShortFast 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.713s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.736s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.757s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.778s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.799s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.819s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.842s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.866s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.889s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.912s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.933s
After
Unknown Unknown 0 94 📡 ShortTurbo 2026-05-16 05:33:36 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.954s
After
Unknown Unknown 0 94 📡 LongFast 2026-05-16 05:33:36 UTC View
45

Total Receptions

1

Unique Gateways