Packet #39400001 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: 39400001
Mesh Packet ID: 0xb2ebdf5f
Used for correlation across gateways
Timestamp: 2026-05-16 02:19:04 UTC
From Node: Va2cka Home (🏡)
To Node: !b03d4f30 (4f30)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic b018 (b018)
Channel: LongFast
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:LongFast
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
+ 1 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !db51b018
Node ID format
channel_id LongFast
Default public channel
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 1778897944.0016608
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
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ 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: !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": "LongFast", "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 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 LongFast 2026-05-16 02:19:04 UTC Current
Meshtastic b018 (b018) +0.045s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.082s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.120s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.157s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.186s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.215s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.242s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.262s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.284s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.306s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.330s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.355s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.378s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.400s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.421s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.444s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.465s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.488s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.512s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.536s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.559s
After 		-128.0 dBm -18.50 dB 2 f3 MediumFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.583s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.606s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.630s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.661s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.690s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.723s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.759s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.789s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.810s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.838s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.871s
After 		-128.0 dBm -18.50 dB 2 f3 ShortFast 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.893s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.916s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.940s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.967s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:04 UTC View
Meshtastic b018 (b018) +0.999s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.027s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.056s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.111s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.144s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.179s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.202s
After 		-128.0 dBm -18.50 dB 2 f3 ShortTurbo 2026-05-16 02:19:05 UTC View
Meshtastic b018 (b018) +1.239s
After 		-128.0 dBm -18.50 dB 2 f3 LongFast 2026-05-16 02:19:05 UTC View
45

Total Receptions

1

Unique Gateways