Packet #18002216 Success

NODEINFO_APP packet from Meshtastic 8b90 (8b90) to !db4a7e53

45
Total Receptions
1
Unique Gateways
0
Hop Count
82
Payload Bytes
Packet Information
Database ID: 18002216
Mesh Packet ID: 0x2e4617d0
Used for correlation across gateways
Timestamp: 2026-03-27 20:41:23 UTC
From Node: Meshtastic 8b90 (8b90)
To Node: !db4a7e53 (7e53)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 8b90 (8b90)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 90 8b90
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: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 8b90
Short Name:8b90
Node ID:!75e98b90
MAC Address:3FR16YuQ
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:82 bytes
Gateway:!75e98b90
Channel:LongFast
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
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !75e98b90
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1978239888
Source node ID 		uint32
to 3679092307
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 82 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 1774644072
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 83
Next hop node ID 		uint32
relay_node 144
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774644083.864233
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
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !75e98b90
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:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!75e98b90", "long_name": "Meshtastic 8b90", "short_name": "8b90", "macaddr": "3FR16YuQ", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!75e98b90", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1978239888, "to": 3679092307, "id": 776345552, "rx_time": 1774644072, "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": 83, "relay_node": 144, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213735653938623930120f4d65736874617374696320386239301a04386239302206dc5475e98b90282b380c4220e2f62154a9e594ba5bd55a90ffddd09d8df948d87b6cb106cbb1c9064cf0cc334800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!75e98b90", "long_name": "Meshtastic 8b90", "short_name": "8b90", "macaddr": "3FR16YuQ", "hw_model": "HELTEC_V3", "role": "CLIENT_BASE", "public_key": "4vYhVKnllLpb1VqQ/93QnY35SNh7bLEGy7HJBkzwzDM=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a09213735653938623930120f4d65736874617374696320386239301a04386239302206dc5475e98b90282b380c4220e2f62154a9e594ba5bd55a90ffddd09d8df948d87b6cb106cbb1c9064cf0cc334800
Hex Analysis:
Size:82 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
Meshtastic 8b90 (8b90) Primary 0.000s
Reference 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:23 UTC Current
Meshtastic 8b90 (8b90) -5.096s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:18 UTC View
Meshtastic 8b90 (8b90) -5.067s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:18 UTC View
Meshtastic 8b90 (8b90) -5.037s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:18 UTC View
Meshtastic 8b90 (8b90) -4.643s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.612s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.587s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.560s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.525s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.071s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.046s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -4.023s
Before 		Unknown Unknown 0 90 8b90 LongFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -3.998s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -3.974s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -3.952s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:19 UTC View
Meshtastic 8b90 (8b90) -3.580s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:20 UTC View
Meshtastic 8b90 (8b90) -3.547s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:20 UTC View
Meshtastic 8b90 (8b90) -3.518s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:20 UTC View
Meshtastic 8b90 (8b90) -3.493s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:20 UTC View
Meshtastic 8b90 (8b90) -3.070s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:20 UTC View
Meshtastic 8b90 (8b90) -2.701s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:21 UTC View
Meshtastic 8b90 (8b90) -2.673s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:21 UTC View
Meshtastic 8b90 (8b90) -2.308s
Before 		Unknown Unknown 0 90 8b90 MediumFast 2026-03-27 20:41:21 UTC View
Meshtastic 8b90 (8b90) -2.277s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:21 UTC View
Meshtastic 8b90 (8b90) -2.237s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:21 UTC View
Meshtastic 8b90 (8b90) -2.210s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:21 UTC View
Meshtastic 8b90 (8b90) -1.802s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.766s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.717s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.680s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.615s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.558s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.521s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.058s
Before 		Unknown Unknown 0 90 8b90 ShortFast 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -1.003s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:22 UTC View
Meshtastic 8b90 (8b90) -0.665s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.638s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.615s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.588s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.565s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.541s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.113s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.085s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.055s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
Meshtastic 8b90 (8b90) -0.031s
Before 		Unknown Unknown 0 90 8b90 ShortTurbo 2026-03-27 20:41:23 UTC View
45

Total Receptions

1

Unique Gateways