Packet #10039315 Success

NODEINFO_APP packet from Carlos 3d56 🗼☀️ (3d56) to McRoyal 🍔 (McR)

13
Total Receptions
13
Unique Gateways
4
Hop Count
87
Payload Bytes
Packet Information
Database ID: 10039315
Mesh Packet ID: 0x3b45d57b
Used for correlation across gateways
Timestamp: 2025-09-11 00:12:19 UTC
From Node: Carlos 3d56 🗼☀️ (3d56)
To Node: McRoyal 🍔 (McR)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mec Rocket Meco (MRM)
Channel: MediumSlow
RSSI: -96 dBm
SNR: 5.0 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 87 bytes
Decoded: Yes
Decoded Data:
Long Name:Carlos 3d56 🗼☀️
Short Name:3d56
Node ID:!845a3d56
MAC Address:8uyEWj1W
Hardware:XIAO_NRF52_KIT
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:87 bytes
Gateway:!a0ca8798
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 4
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 (4 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0ca8798
Node ID format
channel_id MediumSlow
packet MeshPacket (87 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2220506454
Source node ID 		uint32
to 427816648
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 87 bytes size
hop_limit Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -96.0 dBm
Signal strength at gateway 		int32
rx_snr 5.00 dB
Signal quality at gateway 		float
rx_time 1757549538
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 132
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1757549539.6015136
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: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0ca8798
Signal Metrics: RSSI: -96.0 dBm
SNR: 5.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:87 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!845a3d56", "long_name": "Carlos 3d56 🗼☀️", "short_name": "3d56", "macaddr": "8uyEWj1W", "hw_model": "XIAO_NRF52_KIT" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0ca8798", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2220506454, "to": 427816648, "id": 994432379, "rx_time": 1757549538, "rx_snr": 5.0, "rx_rssi": -96, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 132, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921383435613364353612164361726c6f73203364353620f09f97bce29880efb88f1a04336435362206f2ec845a3d562858422044d774a6c624a0a121be64544b8b44b394fd5b9170a31bd23d5a6631d8a464024801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!845a3d56", "long_name": "Carlos 3d56 🗼☀️", "short_name": "3d56", "macaddr": "8uyEWj1W", "hw_model": "XIAO_NRF52_KIT", "public_key": "RNd0psYkoKEhvmRUS4tEs5T9W5FwoxvSPVpmMdikZAI=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (87 bytes)
0a0921383435613364353612164361726c6f73203364353620f09f97bce29880efb88f1a04336435362206f2ec845a3d562858422044d774a6c624a0a121be64544b8b44b394fd5b9170a31bd23d5a6631d8a464024801
Hex Analysis:
Size:87 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
Mec Rocket Meco (MRM) Primary 0.000s
Reference 		-96.0 dBm 5.00 dB 4 MediumSlow 2025-09-11 00:12:19 Current
SkG@Somewhere 🤨 (SkGs) -87.602s
Before 		-103.0 dBm 1.25 dB 0 MediumSlow 2025-09-11 00:10:51 View
Zion 🗼 (Zion) -87.586s
Before 		-110.0 dBm -8.50 dB 0 MediumSlow 2025-09-11 00:10:52 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) -85.513s
Before 		-126.0 dBm -14.75 dB 1 MediumSlow 2025-09-11 00:10:54 View
Perseo 🗼🌐 (nvm1) -74.823s
Before 		-95.0 dBm 1.50 dB 2 MediumSlow 2025-09-11 00:11:04 View
GRN1-Base🗼🌐 (GRN1) -64.612s
Before 		-119.0 dBm -10.00 dB 4 MediumSlow 2025-09-11 00:11:14 View
Villalbilla02 (VBV2) -60.861s
Before 		-105.0 dBm 1.00 dB 3 MediumSlow 2025-09-11 00:11:18 View
Meshtastic 53fc (53fc) -43.606s
Before 		-115.0 dBm -1.75 dB 4 MediumSlow 2025-09-11 00:11:35 View
Will - Azuqueca (WAzq) +0.012s
After 		-95.0 dBm 7.50 dB 4 MediumSlow 2025-09-11 00:12:19 View
Tlgo 📡🌐🔋🔌 (TLG0) +0.239s
After 		-77.0 dBm 8.75 dB 4 MediumSlow 2025-09-11 00:12:19 View
🌐Byg Boy 81 Movil🛰 (MT46) +0.357s
After 		-123.0 dBm -13.50 dB 4 MediumSlow 2025-09-11 00:12:19 View
Venturada2🗼🌐☀️ (Vb2) +1.000s
After 		-96.0 dBm 2.00 dB 4 MediumSlow 2025-09-11 00:12:20 View
Glitchs Azuqueca 📡 (GltA) +1.262s
After 		-125.0 dBm -13.75 dB 4 MediumSlow 2025-09-11 00:12:20 View
13

Total Receptions

13

Unique Gateways