Packet #39471285 Success

NODEINFO_APP packet from Mechanicus Cadia (M3) to not a toaster (daw)

45
Total Receptions
1
Unique Gateways
0
Hop Count
79
Payload Bytes
Packet Information
Database ID: 39471285
Mesh Packet ID: 0x1c837887
Used for correlation across gateways
Timestamp: 2026-05-16 06:47:38 UTC
From Node: Mechanicus Cadia (M3)
To Node: not a toaster (daw)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mechanicus Cadia (M3)
Channel: ShortTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 9c M3
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: 79 bytes
Decoded: Yes
Decoded Data:
Long Name:Mechanicus Cadia
Short Name:M3
Node ID:!4359649c
MAC Address:SMpDWWSc
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:79 bytes
Gateway:!4359649c
Channel:ShortTurbo
Payload Type:NODEINFO_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !4359649c
Node ID format
channel_id ShortTurbo
packet MeshPacket (79 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1129931932
Source node ID
uint32
to 2571147703
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 79 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
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 1778914032
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 70
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 156
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778914058.4375098
Unix timestamp
uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: ShortTurbo
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !4359649c
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:79 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!4359649c", "long_name": "Mechanicus Cadia", "short_name": "M3", "macaddr": "SMpDWWSc", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4359649c", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129931932, "to": 2571147703, "id": 478378119, "rx_time": 1778914032, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 156, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921343335393634396312104d656368616e696375732043616469611a024d33220648ca4359649c282b4220d9791de101d45f1c8c053c9d2a9a74a6cb1857eb7a4c22d60a481178329fe5264801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!4359649c", "long_name": "Mechanicus Cadia", "short_name": "M3", "macaddr": "SMpDWWSc", "hw_model": "HELTEC_V3", "public_key": "2Xkd4QHUXxyMBTydKpp0pssYV+t6TCLWCkgReDKf5SY=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (79 bytes)
0a0921343335393634396312104d656368616e696375732043616469611a024d33220648ca4359649c282b4220d9791de101d45f1c8c053c9d2a9a74a6cb1857eb7a4c22d60a481178329fe5264801
Hex Analysis:
Size:79 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 Cadia (M3) Primary 0.000s
Reference
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:38 UTC Current
Mechanicus Cadia (M3) -7.705s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:30 UTC View
Mechanicus Cadia (M3) -7.455s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:30 UTC View
Mechanicus Cadia (M3) -7.250s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -7.229s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -7.185s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -7.163s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -7.139s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -7.048s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -6.983s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -6.646s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:31 UTC View
Mechanicus Cadia (M3) -6.418s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -6.393s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -6.305s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -6.284s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -6.261s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -6.237s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -6.119s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -5.980s
Before
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -5.777s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:32 UTC View
Mechanicus Cadia (M3) -5.384s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:33 UTC View
Mechanicus Cadia (M3) -5.362s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:33 UTC View
Mechanicus Cadia (M3) -5.012s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:33 UTC View
Mechanicus Cadia (M3) -4.550s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:33 UTC View
Mechanicus Cadia (M3) -4.383s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:34 UTC View
Mechanicus Cadia (M3) -3.607s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-05-16 06:47:34 UTC View
Mechanicus Cadia (M3) -3.387s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -3.196s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -3.055s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -2.831s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -2.773s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -2.697s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -2.599s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -2.522s
Before
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:35 UTC View
Mechanicus Cadia (M3) -2.362s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-05-16 06:47:36 UTC View
Mechanicus Cadia (M3) -0.526s
Before
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:37 UTC View
Mechanicus Cadia (M3) -0.504s
Before
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:37 UTC View
Mechanicus Cadia (M3) -0.206s
Before
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:38 UTC View
Mechanicus Cadia (M3) +1.508s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:39 UTC View
Mechanicus Cadia (M3) +1.619s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:40 UTC View
Mechanicus Cadia (M3) +1.969s
After
Unknown Unknown 0 9c M3 LongFast 2026-05-16 06:47:40 UTC View
Mechanicus Cadia (M3) +2.229s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:40 UTC View
Mechanicus Cadia (M3) +2.694s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:41 UTC View
Mechanicus Cadia (M3) +3.740s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:42 UTC View
Mechanicus Cadia (M3) +4.306s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-05-16 06:47:42 UTC View
45

Total Receptions

1

Unique Gateways