Packet #28188889 Success

NODEINFO_APP packet from flau pruebas (🏐) to !ffffffff

23
Total Receptions
23
Unique Gateways
3
Hop Count
80
Payload Bytes
Packet Information
Database ID: 28188889
Mesh Packet ID: 0x17bedb88
Used for correlation across gateways
Timestamp: 2025-12-17 03:31:09 UTC
From Node: flau pruebas (🏐)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: PXT_Home (PXT1)
Channel: MediumFast
RSSI: -94 dBm
SNR: 8.75 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Relay Node: fd BAS2
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: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:flau pruebas
Short Name:🏐
Node ID:!21ae42e8
MAC Address:+DghrkLo
Hardware:NRF52_PROMICRO_DIY
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:80 bytes
Gateway:!849b5278
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:3 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 !849b5278
Node ID format
channel_id MediumFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 565068520
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -94.0 dBm
Signal strength at gateway 		int32
rx_snr 8.75 dB
Signal quality at gateway 		float
rx_time 1765942257
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 253
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765942269.3934028
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !849b5278
Signal Metrics: RSSI: -94.0 dBm
SNR: 8.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!21ae42e8", "long_name": "flau pruebas ", "short_name": "🏐", "macaddr": "+DghrkLo", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849b5278", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 565068520, "to": 4294967295, "id": 398384008, "rx_time": 1765942257, "rx_snr": 8.75, "rx_rssi": -94, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 253, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213231616534326538120d666c61752070727565626173201a04f09f8f902206f83821ae42e8283f38014220e44f6120ee3bde07aa5255a833e53b2aeed55565d84492fb029cfc8ec09b62004800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!21ae42e8", "long_name": "flau pruebas ", "short_name": "🏐", "macaddr": "+DghrkLo", "hw_model": "NRF52_PROMICRO_DIY", "role": "CLIENT_MUTE", "public_key": "5E9hIO473geqUlWoM+U7Ku7VVWXYRJL7Apz8jsCbYgA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213231616534326538120d666c61752070727565626173201a04f09f8f902206f83821ae42e8283f38014220e44f6120ee3bde07aa5255a833e53b2aeed55565d84492fb029cfc8ec09b62004800
Hex Analysis:
Size:80 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
PXT_Home (PXT1) Primary 0.000s
Reference 		-94.0 dBm 8.75 dB 3 fd BAS2 MediumFast 2025-12-17 03:31:09 UTC Current
flau pruebas (🏐) -5.898s
Before 		Unknown Unknown 0 e8 🏐 MediumFast 2025-12-17 03:31:03 UTC View
Meshtastic 26b0 (26b0) -4.499s
Before 		-98.0 dBm -1.50 dB 1 f5 RPT4 MediumFast 2025-12-17 03:31:04 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -4.477s
Before 		-97.0 dBm -6.25 dB 1 f5 RPT4 MediumFast 2025-12-17 03:31:04 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -4.161s
Before 		-103.0 dBm -15.50 dB 2 b0 26b0 MediumFast 2025-12-17 03:31:05 UTC View
Ocumare Norte🗼🌐 (RRN) -4.152s
Before 		-102.0 dBm -7.25 dB 2 b0 Vbm , 26b0 MediumFast 2025-12-17 03:31:05 UTC View
Meshtastic 1760 (1760) -4.144s
Before 		-115.0 dBm 0.50 dB 1 f5 RPT4 MediumFast 2025-12-17 03:31:05 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -3.786s
Before 		-99.0 dBm 4.50 dB 2 b0 Vbm , 26b0 MediumFast 2025-12-17 03:31:05 UTC View
Meshtastic 18a4 (18a4) -3.747s
Before 		Unknown Unknown 2 60 1760 MediumFast 2025-12-17 03:31:05 UTC View
Wake Up, Neo...📡 (NEO) -3.681s
Before 		-89.0 dBm 1.50 dB 2 88 2b88 MediumFast 2025-12-17 03:31:05 UTC View
Villalbilla02 (VBV2) -3.483s
Before 		-120.0 dBm -10.50 dB 2 b0 26b0 MediumFast 2025-12-17 03:31:05 UTC View
[samsepi0l] 📡🌐 (tlg0) -3.353s
Before 		-76.0 dBm -5.50 dB 3 fc 74fc , Anu2 MediumFast 2025-12-17 03:31:06 UTC View
Eagle’s Nest (EAGL) -2.657s
Before 		-97.0 dBm 8.75 dB 4 48 SMR1 MediumFast 2025-12-17 03:31:06 UTC View
JAGO1_Cañaveral (JAGO) -2.441s
Before 		-107.0 dBm 1.50 dB 4 ab Hch MediumFast 2025-12-17 03:31:06 UTC View
MakeSpaceMadrid (MKS) -2.426s
Before 		-100.0 dBm 9.25 dB 3 d1 MKS2 MediumFast 2025-12-17 03:31:06 UTC View
Fenix (FENX) -1.802s
Before 		-117.0 dBm -10.75 dB 2 61 TO1 MediumFast 2025-12-17 03:31:07 UTC View
Meshtastic b2b4📡🌐 (b2b4) -0.558s
Before 		-112.0 dBm -9.75 dB 3 2d SkyB MediumFast 2025-12-17 03:31:08 UTC View
Karabanchel_Baldur (KarB) -0.555s
Before 		-94.0 dBm 3.50 dB 3 2d SkyB MediumFast 2025-12-17 03:31:08 UTC View
🤖 Nicolas Cage 🌐 (Cage) -0.249s
Before 		-73.0 dBm 11.00 dB 3 2d SkyB MediumFast 2025-12-17 03:31:09 UTC View
tizon (Sylv) -0.240s
Before 		-114.0 dBm -5.50 dB 3 2d SkyB MediumFast 2025-12-17 03:31:09 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +0.014s
After 		-114.0 dBm -3.25 dB 4 - MediumFast 2025-12-17 03:31:09 UTC View
Quixote_JS8_7 (QXT7) +0.017s
After 		-18.0 dBm 10.75 dB 4 - MediumFast 2025-12-17 03:31:09 UTC View
ETH Goose (ET03) +0.024s
After 		-37.0 dBm 11.25 dB 3 41 ET01 MediumFast 2025-12-17 03:31:09 UTC View
23

Total Receptions

23

Unique Gateways