Packet #17815940 Success

NODEINFO_APP packet from DuCK to kw_Blackwell2 (KWBX)

45
Total Receptions
1
Unique Gateways
2
Hop Count
69
Payload Bytes
Packet Information
Database ID: 17815940
Mesh Packet ID: 0x95de4105
Used for correlation across gateways
Timestamp: 2026-03-27 10:28:19 UTC
From Node: DuCK (9c30)
To Node: kw_Blackwell2 (KWBX)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: kwarc.org 5ff0 (KW5)
Channel: MediumFast
RSSI: -99 dBm
SNR: 9.0 dBm
Hop Info: 2/5 hops
Start: 5, Limit: 3
Relay Node: None
Payload Data
Protocol: NODEINFO_APP
Size: 69 bytes
Decoded: Yes
Decoded Data:
Long Name:DuCK
Short Name:DuCK
Node ID:!433d9c30
MAC Address:SMpDPZww
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:69 bytes
Gateway:!a3fb5ff0
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 5
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
+ 1 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 1128111152
Source node ID 		uint32
to 3661970448
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 69 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -99.0 dBm
Signal strength at gateway 		int32
rx_snr 9.00 dB
Signal quality at gateway 		float
rx_time 1774607297
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 1774607299.2196782
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
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a3fb5ff0
Signal Metrics: RSSI: -99.0 dBm
SNR: 9.00 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": "!433d9c30", "long_name": "DuCK", "short_name": "DuCK", "macaddr": "SMpDPZww", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a3fb5ff0", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128111152, "to": 3661970448, "id": 2514370821, "rx_time": 1774607297, "rx_snr": 9.0, "rx_rssi": -99, "hop_limit": 3, "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": "0a0921343333643963333012044475434b1a044475434b220648ca433d9c30282b42208a6f3ec2dfe61117a5f6a19379ba8c4e4443e19cfcfe390085788785205b714f4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!433d9c30", "long_name": "DuCK", "short_name": "DuCK", "macaddr": "SMpDPZww", "hw_model": "HELTEC_V3", "public_key": "im8+wt/mERel9qGTebqMTkRD4Zz8/jkAhXiHhSBbcU8=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (69 bytes)
0a0921343333643963333012044475434b1a044475434b220648ca433d9c30282b42208a6f3ec2dfe61117a5f6a19379ba8c4e4443e19cfcfe390085788785205b714f4800
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 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 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC Current
kwarc.org 5ff0 (KW5) -0.333s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:18 UTC View
kwarc.org 5ff0 (KW5) -0.280s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:18 UTC View
kwarc.org 5ff0 (KW5) -0.251s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:18 UTC View
kwarc.org 5ff0 (KW5) -0.227s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:18 UTC View
kwarc.org 5ff0 (KW5) -0.204s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.181s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.158s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.136s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.115s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.094s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.071s
Before 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.047s
Before 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) -0.023s
Before 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.024s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.043s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.065s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.087s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.109s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.133s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.157s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.187s
After 		-99.0 dBm 9.00 dB 2 - MediumFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.209s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.231s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.252s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.273s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.295s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.320s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.343s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.371s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.393s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.414s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.435s
After 		-99.0 dBm 9.00 dB 2 - ShortFast 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.456s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.489s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.513s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.536s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.559s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.581s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.603s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.624s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.646s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.668s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.693s
After 		-99.0 dBm 9.00 dB 2 - ShortTurbo 2026-03-27 10:28:19 UTC View
kwarc.org 5ff0 (KW5) +0.716s
After 		-99.0 dBm 9.00 dB 2 - LongFast 2026-03-27 10:28:19 UTC View
45

Total Receptions

1

Unique Gateways