Packet #17833555 Success

NODEINFO_APP packet from CoLD to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
69
Payload Bytes
Packet Information
Database ID: 17833555
Mesh Packet ID: 0x4521d230
Used for correlation across gateways
Timestamp: 2026-03-27 11:15:51 UTC
From Node: CoLD (9941)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: kwarc.org 5ff0 (KW5)
Channel: MediumFast
RSSI: -100 dBm
SNR: 9.75 dBm
Hop Info: 1/5 hops
Start: 5, Limit: 4
Relay Node: None
Payload Data
Protocol: NODEINFO_APP
Size: 69 bytes
Decoded: Yes
Decoded Data:
Long Name:CoLD
Short Name:CoLD
Node ID:!0cfd9941
MAC Address:0N4M/ZlB
Hardware:SEEED_SOLAR_NODE
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:69 bytes
Gateway:!a3fb5ff0
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:1 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 !a3fb5ff0
Node ID format
channel_id MediumFast
packet MeshPacket (69 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 217946433
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 69 bytes size
hop_limit 4
Remaining hops allowed
uint32
hop_start 5
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -100.0 dBm
Signal strength at gateway
int32
rx_snr 9.75 dB
Signal quality at gateway
float
rx_time 1774610149
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 Not set uint32
tx_after Not set uint32
timestamp 1774610151.0206378
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a3fb5ff0
Signal Metrics: RSSI: -100.0 dBm
SNR: 9.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:69 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!0cfd9941", "long_name": "CoLD", "short_name": "CoLD", "macaddr": "0N4M/ZlB", "hw_model": "SEEED_SOLAR_NODE" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a3fb5ff0", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 217946433, "to": 4294967295, "id": 1159844400, "rx_time": 1774610149, "rx_snr": 9.75, "rx_rssi": -100, "hop_limit": 4, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092130636664393934311204436f4c441a04436f4c442206d0de0cfd9941285f42206aac0d7f805c0fe37cab50e1f30b5f6b9f2c0a72e6154421925bc93bd6a14d624800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!0cfd9941", "long_name": "CoLD", "short_name": "CoLD", "macaddr": "0N4M/ZlB", "hw_model": "SEEED_SOLAR_NODE", "public_key": "aqwNf4BcD+N8q1Dh8wtfa58sCnLmFUQhklvJO9ahTWI=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (69 bytes)
0a092130636664393934311204436f4c441a04436f4c442206d0de0cfd9941285f42206aac0d7f805c0fe37cab50e1f30b5f6b9f2c0a72e6154421925bc93bd6a14d624800
Hex Analysis:
Size:69 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
kwarc.org 5ff0 (KW5) Primary 0.000s
Reference
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC Current
kwarc.org 5ff0 (KW5) -0.314s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.287s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.261s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.233s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.208s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.185s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.162s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.139s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.118s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.097s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.076s
Before
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.054s
Before
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) -0.024s
Before
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:50 UTC View
kwarc.org 5ff0 (KW5) +0.023s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.045s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.067s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.088s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.109s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.131s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.155s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.178s
After
-100.0 dBm 9.75 dB 1 - MediumFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.200s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.223s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.244s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.266s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.287s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.309s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.333s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.356s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.379s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.401s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.423s
After
-100.0 dBm 9.75 dB 1 - ShortFast 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.444s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.465s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.487s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.512s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.535s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.557s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.579s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.600s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.622s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.643s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.665s
After
-100.0 dBm 9.75 dB 1 - ShortTurbo 2026-03-27 11:15:51 UTC View
kwarc.org 5ff0 (KW5) +0.689s
After
-100.0 dBm 9.75 dB 1 - LongFast 2026-03-27 11:15:51 UTC View
45

Total Receptions

1

Unique Gateways