Packet #125208 Success

NODEINFO_APP packet from Nighthawk (AS) to LZ4NY🙍🇧🇬 (MIRO)

4
Total Receptions
2
Unique Gateways
0
Hop Count
73
Payload Bytes
Packet Information
Database ID: 125208
Mesh Packet ID: 0xf7306ba4
Used for correlation across gateways
Timestamp: 2025-09-29 17:49:55 UTC
From Node: Nighthawk (AS)
To Node: LZ4NY🙍🇧🇬 (MIRO)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: GW Nadejda 🇧🇬🏢🛰️ (SFGN)
Channel: Bulgaria
RSSI: -99 dBm
SNR: 8.25 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Payload Data
Protocol: NODEINFO_APP
Size: 73 bytes
Decoded: Yes
Decoded Data:
Long Name:Nighthawk
Short Name:AS
Node ID:!30f896ab
MAC Address:1P0w+Jar
Hardware:TRACKER_T1000_E
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:73 bytes
Gateway:!9ea08f08
Channel:Bulgaria
Payload Type:NODEINFO_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9ea08f08
Node ID format
channel_id Bulgaria
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 821597867
Source node ID 		uint32
to 1786817921
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 73 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -99.0 dBm
Signal strength at gateway 		int32
rx_snr 8.25 dB
Signal quality at gateway 		float
rx_time 1759157341
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 8
Next hop node ID 		uint32
relay_node 171
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759157395.3533437
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: Bulgaria
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9ea08f08
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -99.0 dBm
SNR: 8.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:73 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!30f896ab", "long_name": "Nighthawk ", "short_name": "AS", "macaddr": "1P0w+Jar", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9ea08f08", "channel_id": "Bulgaria", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 821597867, "to": 1786817921, "id": 4147145636, "rx_time": 1759157341, "rx_snr": 8.25, "rx_rssi": -99, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 8, "relay_node": 171, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213330663839366162120a4e696768746861776b201a0241532206d4fd30f896ab28473801422059b15f3a887025ba630966c3ee385424c8d734db32db366047b6fb3e4eeb462f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!30f896ab", "long_name": "Nighthawk ", "short_name": "AS", "macaddr": "1P0w+Jar", "hw_model": "TRACKER_T1000_E", "role": "CLIENT_MUTE", "public_key": "WbFfOohwJbpjCWbD7jhUJMjXNNsy2zZgR7b7Pk7rRi8=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a09213330663839366162120a4e696768746861776b201a0241532206d4fd30f896ab28473801422059b15f3a887025ba630966c3ee385424c8d734db32db366047b6fb3e4eeb462f
Hex Analysis:
Size:73 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 Channel Timestamp Actions
GW Nadejda 🇧🇬🏢🛰️ (SFGN) Primary 0.000s
Reference 		-99.0 dBm 8.25 dB 0 Bulgaria 2025-09-29 17:49:55 Current
GW Nadejda 🇧🇬🏢🛰️ (SFGN) +1.161s
After 		-99.0 dBm 8.25 dB 0 Bulgaria 2025-09-29 17:49:56 View
Meshtastic a3ac (a3ac) +2.992s
After 		-115.0 dBm -5.50 dB 0 Bulgaria 2025-09-29 17:49:58 View
Meshtastic a3ac (a3ac) +3.942s
After 		-115.0 dBm -5.50 dB 0 Bulgaria 2025-09-29 17:49:59 View
4

Total Receptions

2

Unique Gateways