Packet #39443622 Success

NODEINFO_APP packet from IRN2 to !ffffffff

46
Total Receptions
2
Unique Gateways
2
Hop Count
69
Payload Bytes
Packet Information
Database ID: 39443622
Mesh Packet ID: 0x639df5c9
Used for correlation across gateways
Timestamp: 2026-05-16 05:04:48 UTC
From Node: IRN2 (cef8)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mechanicus Alpha (M1)
Channel: LongFast
RSSI: -119 dBm
SNR: -10.25 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Relay Node: ce
Last byte of the last hop that relayed this packet
Payload Data
Protocol: NODEINFO_APP
Size: 69 bytes
Decoded: Yes
Decoded Data:
Long Name:IRN2
Short Name:IRN2
Node ID:!0407cef8
MAC Address:rKcEB874
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:!433e868c
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:2 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433e868c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (69 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 67620600
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 5
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -119.0 dBm
Signal strength at gateway 		int32
rx_snr -10.25 dB
Signal quality at gateway 		float
rx_time 1778907886
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 206
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778907888.2726493
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)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433e868c
Signal Metrics: RSSI: -119.0 dBm
SNR: -10.25 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": "!0407cef8", "long_name": "IRN2", "short_name": "IRN2", "macaddr": "rKcEB874", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433e868c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 67620600, "to": 4294967295, "id": 1671296457, "rx_time": 1778907886, "rx_snr": -10.25, "rx_rssi": -119, "hop_limit": 5, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 206, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213034303763656638120449524e321a0449524e322206aca70407cef8282b422019a8354c7ad301985ca0e4e05f95098064a99ba6e84c11d444af8eca6ee8b7104800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!0407cef8", "long_name": "IRN2", "short_name": "IRN2", "macaddr": "rKcEB874", "hw_model": "HELTEC_V3", "public_key": "Gag1THrTAZhcoOTgX5UJgGSpm6boTBHURK+Oym7otxA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (69 bytes)
0a09213034303763656638120449524e321a0449524e322206aca70407cef8282b422019a8354c7ad301985ca0e4e05f95098064a99ba6e84c11d444af8eca6ee8b7104800
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
Mechanicus Alpha (M1) Primary 0.000s
Reference 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC Current
Mechanicus Alpha (M1) -0.072s
Before 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) -0.041s
Before 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) -0.021s
Before 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.023s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.050s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.072s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.095s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.116s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.137s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.159s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.181s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.206s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.229s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.252s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.275s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.298s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.321s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.345s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.372s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.405s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.439s
After 		-119.0 dBm -10.25 dB 2 ce MediumFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.469s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.495s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.517s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.548s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.572s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.593s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.618s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.641s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.669s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.692s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.714s
After 		-119.0 dBm -10.25 dB 2 ce ShortFast 2026-05-16 05:04:48 UTC View
Mechanicus Alpha (M1) +0.735s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.755s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.776s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.801s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.826s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.847s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.870s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.892s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.919s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.939s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.963s
After 		-119.0 dBm -10.25 dB 2 ce ShortTurbo 2026-05-16 05:04:49 UTC View
Mechanicus Alpha (M1) +0.988s
After 		-119.0 dBm -10.25 dB 2 ce LongFast 2026-05-16 05:04:49 UTC View
lidman2 (lid2) +1.011s
After 		-128.0 dBm -19.25 dB 2 ce LongFast 2026-05-16 05:04:49 UTC View
46

Total Receptions

2

Unique Gateways