Packet #39400040 Success

NODEINFO_APP packet from Va2cka Home (🏡) to !b03d4f30

45
Total Receptions
1
Unique Gateways
2
Hop Count
78
Payload Bytes
Packet Information
Database ID: 39400040
Mesh Packet ID: 0xb2ebdf5f
Used for correlation across gateways
Timestamp: 2026-05-16 02:19:05 UTC
From Node: Va2cka Home (🏡)
To Node: !b03d4f30 (4f30)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic b018 (b018)
Channel: ShortTurbo
RSSI: -128 dBm
SNR: -18.5 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Relay Node: f3
Last byte of the last hop that relayed this packet
Payload Data
Protocol: NODEINFO_APP
Size: 78 bytes
Decoded: Yes
Decoded Data:
Long Name:Va2cka Home
Short Name:🏡
Node ID:!43b6a94c
MAC Address:SMpDtqlM
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:78 bytes
Gateway:!db51b018
Channel:ShortTurbo
Payload Type:NODEINFO_APP
Hop Count:2 / 7
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 !db51b018
Node ID format
channel_id ShortTurbo
packet MeshPacket (78 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1136044364
Source node ID
uint32
to 2956807984
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 78 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 -128.0 dBm
Signal strength at gateway
int32
rx_snr -18.50 dB
Signal quality at gateway
float
rx_time 1778897943
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 243
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778897945.0572333
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: ShortTurbo
  • ✓ 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: !db51b018
Signal Metrics: RSSI: -128.0 dBm
SNR: -18.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:78 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!43b6a94c", "long_name": "Va2cka Home", "short_name": "🏡", "macaddr": "SMpDtqlM", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db51b018", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1136044364, "to": 2956807984, "id": 3001802591, "rx_time": 1778897943, "rx_snr": -18.5, "rx_rssi": -128, "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": 243, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433623661393463120b566132636b6120486f6d651a04f09f8fa1220648ca43b6a94c282b38014220cbe94cb09409f8c917986cc009f9414866c3e6dea3c10d7a67ff0b2ff11835324800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!43b6a94c", "long_name": "Va2cka Home", "short_name": "🏡", "macaddr": "SMpDtqlM", "hw_model": "HELTEC_V3", "role": "CLIENT_MUTE", "public_key": "y+lMsJQJ+MkXmGzACflBSGbD5t6jwQ16Z/8LL/EYNTI=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (78 bytes)
0a09213433623661393463120b566132636b6120486f6d651a04f09f8fa1220648ca43b6a94c282b38014220cbe94cb09409f8c917986cc009f9414866c3e6dea3c10d7a67ff0b2ff11835324800
Hex Analysis:
Size:78 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
Meshtastic b018 (b018) Primary 0.000s
Reference
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC Current
Meshtastic b018 (b018) -1.056s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -1.010s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.974s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.936s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.899s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.870s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.841s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.814s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.793s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.772s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.749s
Before
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.725s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.701s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.678s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.656s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.634s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.612s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.591s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.568s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.543s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.519s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.496s
Before
-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.473s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.449s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.425s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.395s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.366s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.332s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.296s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.266s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.246s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.217s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.185s
Before
-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.163s
Before
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.140s
Before
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.116s
Before
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.089s
Before
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) -0.056s
Before
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) -0.028s
Before
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +0.056s
After
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +0.088s
After
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +0.123s
After
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +0.146s
After
-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +0.183s
After
-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:05 UTC View
45

Total Receptions

1

Unique Gateways