Packet #18023140 Success

NODEINFO_APP packet from Meshtastic ce4c (ce4c) to !ffffffff

45
Total Receptions
1
Unique Gateways
5
Hop Count
80
Payload Bytes
Packet Information
Database ID: 18023140
Mesh Packet ID: 0x618d5cb9
Used for correlation across gateways
Timestamp: 2026-03-27 21:55:42 UTC
From Node: Meshtastic ce4c (ce4c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: FLAN-F208 (FLAN)
Channel: ShortTurbo
RSSI: -40 dBm
SNR: 6.25 dBm
Hop Info: 5/6 hops
Start: 6, Limit: 1
Relay Node: 96 FLAM
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 ce4c
Short Name:ce4c
Node ID:!526dce4c
MAC Address:7X9Sbc5M
Hardware:RAK4631
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:!433af208
Channel:ShortTurbo
Payload Type:NODEINFO_APP
Hop Count:5 / 6
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433af208
Node ID format
channel_id ShortTurbo
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1382927948
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 1
Remaining hops allowed
uint32
hop_start 6
Initial hop limit
uint32
hops_taken 5
Calculated: hop_start - hop_limit
derived
rx_rssi -40.0 dBm
Signal strength at gateway
int32
rx_snr 6.25 dB
Signal quality at gateway
float
rx_time 1774648534
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 150
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774648542.4442244
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: ShortTurbo
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433af208
Signal Metrics: RSSI: -40.0 dBm
SNR: 6.25 dB
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": "!526dce4c", "long_name": "Meshtastic ce4c", "short_name": "ce4c", "macaddr": "7X9Sbc5M", "hw_model": "RAK4631" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433af208", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1382927948, "to": 4294967295, "id": 1636654265, "rx_time": 1774648534, "rx_snr": 6.25, "rx_rssi": -40, "hop_limit": 1, "hop_start": 6, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 150, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213532366463653463120f4d65736874617374696320636534631a04636534632206ed7f526dce4c280942201d9adc433805fcc098166542091f06676c25d74e0c2825c5d0cfcd2cc959fb054800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!526dce4c", "long_name": "Meshtastic ce4c", "short_name": "ce4c", "macaddr": "7X9Sbc5M", "hw_model": "RAK4631", "public_key": "HZrcQzgF/MCYFmVCCR8GZ2wl104MKCXF0M/NLMlZ+wU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213532366463653463120f4d65736874617374696320636534631a04636534632206ed7f526dce4c280942201d9adc433805fcc098166542091f06676c25d74e0c2825c5d0cfcd2cc959fb054800
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
FLAN-F208 (FLAN) Primary 0.000s
Reference
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC Current
FLAN-F208 (FLAN) -5.745s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:36 UTC View
FLAN-F208 (FLAN) -5.531s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:36 UTC View
FLAN-F208 (FLAN) -5.505s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:36 UTC View
FLAN-F208 (FLAN) -5.480s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:36 UTC View
FLAN-F208 (FLAN) -5.440s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:37 UTC View
FLAN-F208 (FLAN) -5.009s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:37 UTC View
FLAN-F208 (FLAN) -4.980s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:37 UTC View
FLAN-F208 (FLAN) -4.581s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:37 UTC View
FLAN-F208 (FLAN) -4.538s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:37 UTC View
FLAN-F208 (FLAN) -4.089s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -4.054s
Before
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -4.013s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -3.574s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -3.540s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -3.512s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -3.484s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -3.458s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:38 UTC View
FLAN-F208 (FLAN) -3.432s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -3.399s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -2.993s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -2.957s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -2.520s
Before
-40.0 dBm 6.25 dB 5 96 FLAM MediumFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -2.485s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -2.448s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:39 UTC View
FLAN-F208 (FLAN) -2.418s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:40 UTC View
FLAN-F208 (FLAN) -2.394s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:40 UTC View
FLAN-F208 (FLAN) -2.348s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:40 UTC View
FLAN-F208 (FLAN) -1.946s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:40 UTC View
FLAN-F208 (FLAN) -1.903s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:40 UTC View
FLAN-F208 (FLAN) -1.381s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -1.351s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -0.953s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -0.923s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortFast 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -0.894s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -0.495s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -0.470s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:41 UTC View
FLAN-F208 (FLAN) -0.100s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) -0.078s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) -0.049s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) -0.021s
Before
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) +0.024s
After
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) +0.457s
After
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) +0.489s
After
-40.0 dBm 6.25 dB 5 96 FLAM ShortTurbo 2026-03-27 21:55:42 UTC View
FLAN-F208 (FLAN) +0.526s
After
-40.0 dBm 6.25 dB 5 96 FLAM LongFast 2026-03-27 21:55:42 UTC View
45

Total Receptions

1

Unique Gateways