Packet #39486040 Success

NODEINFO_APP packet from Meshtastic 7c50 (7c50) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
80
Payload Bytes
Packet Information
Database ID: 39486040
Mesh Packet ID: 0x4eee4b62
Used for correlation across gateways
Timestamp: 2026-05-16 07:35:56 UTC
From Node: Meshtastic 7c50 (7c50)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 7c50 (7c50)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 50 7c50
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: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 7c50
Short Name:7c50
Node ID:!33677c50
MAC Address:ZOgzZ3xQ
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:80 bytes
Gateway:!33677c50
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !33677c50
Node ID format
channel_id ShortFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 862420048
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 80 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 1778916955
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 80
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778916956.6935995
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !33677c50
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:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!33677c50", "long_name": "Meshtastic 7c50", "short_name": "7c50", "macaddr": "ZOgzZ3xQ", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!33677c50", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 862420048, "to": 4294967295, "id": 1324239714, "rx_time": 1778916955, "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": 80, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213333363737633530120f4d65736874617374696320376335301a0437633530220664e833677c50282b4220e1e2384d2b1adba4e15f27b17ef2f95a911467e10689edd0bf0e70c39756d3424800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!33677c50", "long_name": "Meshtastic 7c50", "short_name": "7c50", "macaddr": "ZOgzZ3xQ", "hw_model": "HELTEC_V3", "public_key": "4eI4TSsa26ThXyexfvL5WpEUZ+EGie3Qvw5ww5dW00I=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213333363737633530120f4d65736874617374696320376335301a0437633530220664e833677c50282b4220e1e2384d2b1adba4e15f27b17ef2f95a911467e10689edd0bf0e70c39756d3424800
Hex Analysis:
Size:80 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...

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 7c50 (7c50) Primary 0.000s
Reference
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC Current
Meshtastic 7c50 (7c50) -0.667s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.643s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.622s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.601s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.578s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.553s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.529s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.505s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.482s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.460s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.439s
Before
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.417s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.394s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.363s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.339s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.316s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.293s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.271s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.249s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.228s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.205s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.181s
Before
Unknown Unknown 0 50 7c50 MediumFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.157s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.134s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.111s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.089s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.068s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.047s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) -0.024s
Before
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.024s
After
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.048s
After
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.071s
After
Unknown Unknown 0 50 7c50 ShortFast 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.093s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.115s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.136s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.160s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.184s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.208s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.231s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.255s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.277s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.299s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:56 UTC View
Meshtastic 7c50 (7c50) +0.320s
After
Unknown Unknown 0 50 7c50 ShortTurbo 2026-05-16 07:35:57 UTC View
Meshtastic 7c50 (7c50) +0.345s
After
Unknown Unknown 0 50 7c50 LongFast 2026-05-16 07:35:57 UTC View
45

Total Receptions

1

Unique Gateways