Packet #17989563 Success

NODEINFO_APP packet from DroneNode (DrNo) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
76
Payload Bytes
Packet Information
Database ID: 17989563
Mesh Packet ID: 0x38f68dae
Used for correlation across gateways
Timestamp: 2026-03-27 19:53:40 UTC
From Node: DroneNode (DrNo)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Seri Base d120 (SRB)
Channel: ShortFast
RSSI: -105 dBm
SNR: -3.25 dBm
Hop Info: 2/3 hops
Start: 3, Limit: 1
Relay Node: 05 ee05
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: 76 bytes
Decoded: Yes
Decoded Data:
Long Name:DroneNode
Short Name:DrNo
Node ID:!60911219
MAC Address:ypZgkRIZ
Hardware:SEEED_WIO_TRACKER_L1
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:76 bytes
Gateway:!16ced120
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:2 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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 !16ced120
Node ID format
channel_id ShortFast
packet MeshPacket (76 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1620120089
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 76 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -105.0 dBm
Signal strength at gateway 		int32
rx_snr -3.25 dB
Signal quality at gateway 		float
rx_time 1774641218
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 5
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774641220.208437
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !16ced120
Signal Metrics: RSSI: -105.0 dBm
SNR: -3.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:76 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!60911219", "long_name": "DroneNode", "short_name": "DrNo", "macaddr": "ypZgkRIZ", "hw_model": "SEEED_WIO_TRACKER_L1" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!16ced120", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1620120089, "to": 4294967295, "id": 955682222, "rx_time": 1774641218, "rx_snr": -3.25, "rx_rssi": -105, "hop_limit": 1, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 5, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213630393131323139120944726f6e654e6f64651a0444724e6f2206ca96609112192863380c4220d568fa1c4321dc2ade73f9d8d591f7103aab9ad816f944921be35c6b073ecf7e4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!60911219", "long_name": "DroneNode", "short_name": "DrNo", "macaddr": "ypZgkRIZ", "hw_model": "SEEED_WIO_TRACKER_L1", "role": "CLIENT_BASE", "public_key": "1Wj6HEMh3Crec/nY1ZH3EDqrmtgW+USSG+Ncawc+z34=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (76 bytes)
0a09213630393131323139120944726f6e654e6f64651a0444724e6f2206ca96609112192863380c4220d568fa1c4321dc2ade73f9d8d591f7103aab9ad816f944921be35c6b073ecf7e4800
Hex Analysis:
Size:76 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
Seri Base d120 (SRB) Primary 0.000s
Reference 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC Current
Seri Base d120 (SRB) -0.735s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.709s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.675s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.651s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.627s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.604s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.581s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.560s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.539s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.519s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.498s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.473s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.449s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.426s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.403s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.381s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.360s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.339s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.318s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.294s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.269s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.246s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 MediumFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.222s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:39 UTC View
Seri Base d120 (SRB) -0.201s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.180s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.158s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.137s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.113s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.090s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.066s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.042s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) -0.021s
Before 		-105.0 dBm -3.25 dB 2 05 ee05 ShortFast 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.021s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.042s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.066s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.090s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.114s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.137s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.158s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.179s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.201s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.222s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.246s
After 		-105.0 dBm -3.25 dB 2 05 ee05 ShortTurbo 2026-03-27 19:53:40 UTC View
Seri Base d120 (SRB) +0.270s
After 		-105.0 dBm -3.25 dB 2 05 ee05 LongFast 2026-03-27 19:53:40 UTC View
45

Total Receptions

1

Unique Gateways