Packet #39260348 Success

NODEINFO_APP packet from NGC MP (NGC5) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
71
Payload Bytes
Packet Information
Database ID: 39260348
Mesh Packet ID: 0x3d555f66
Used for correlation across gateways
Timestamp: 2026-05-15 17:47:25 UTC
From Node: NGC MP (NGC5)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: NGC MP (NGC5)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 6c NGC5
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: 71 bytes
Decoded: Yes
Decoded Data:
Long Name:NGC MP
Short Name:NGC5
Node ID:!130d026c
MAC Address:6icTDQJs
Hardware:HELTEC_MESH_POCKET
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:71 bytes
Gateway:!130d026c
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:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !130d026c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (71 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 319619692
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 71 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 1778867239
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 108
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778867245.6923783
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:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !130d026c
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:71 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!130d026c", "long_name": "NGC MP", "short_name": "NGC5", "macaddr": "6icTDQJs", "hw_model": "HELTEC_MESH_POCKET" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!130d026c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 319619692, "to": 4294967295, "id": 1029005158, "rx_time": 1778867239, "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": 108, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921313330643032366312064e4743204d501a044e4743352206ea27130d026c285e42205c3b70710315ae6ace01498f4d9e0dc6ac43834274d1990287f3dc9439ed69034800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!130d026c", "long_name": "NGC MP", "short_name": "NGC5", "macaddr": "6icTDQJs", "hw_model": "HELTEC_MESH_POCKET", "public_key": "XDtwcQMVrmrOAUmPTZ4NxqxDg0J00ZkCh/PclDntaQM=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (71 bytes)
0a0921313330643032366312064e4743204d501a044e4743352206ea27130d026c285e42205c3b70710315ae6ace01498f4d9e0dc6ac43834274d1990287f3dc9439ed69034800
Hex Analysis:
Size:71 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

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
NGC MP (NGC5) Primary 0.000s
Reference 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:25 UTC Current
NGC MP (NGC5) -1.019s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.995s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.971s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.950s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.928s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.907s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.886s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.862s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.838s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.815s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.792s
Before 		Unknown Unknown 0 6c NGC5 LongFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.767s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.746s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.718s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.694s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:24 UTC View
NGC MP (NGC5) -0.669s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.646s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.622s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.599s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.578s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.556s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.532s
Before 		Unknown Unknown 0 6c NGC5 MediumFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.508s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.483s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.460s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.437s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.415s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.393s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.371s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.350s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.327s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.302s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.278s
Before 		Unknown Unknown 0 6c NGC5 ShortFast 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.255s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.232s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.210s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.188s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.166s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.143s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.118s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.094s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.070s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.048s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
NGC MP (NGC5) -0.022s
Before 		Unknown Unknown 0 6c NGC5 ShortTurbo 2026-05-15 17:47:25 UTC View
45

Total Receptions

1

Unique Gateways