Packet #9283140 Success

NODEINFO_APP packet from CALM 📡⛰2224 (2224) to Venturada base test (Vbt)

12
Total Receptions
12
Unique Gateways
2
Hop Count
80
Payload Bytes
Packet Information
Database ID: 9283140
Mesh Packet ID: 0xa4fc19a1
Used for correlation across gateways
Timestamp: 2025-09-05 14:09:38 UTC
From Node: CALM 📡⛰2224 (2224)
To Node: Venturada base test (Vbt)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 4e6a (4e6a)
Channel: MediumSlow
RSSI: -99 dBm
SNR: -12.5 dBm
Hop Info: 2/3 hops
Start: 3, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 2224
Short Name:2224
Node ID:!db2b2224
MAC Address:EFHbKyIk
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:80 bytes
Gateway:!4ea94e6a
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:2 / 3
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 !4ea94e6a
Node ID format
channel_id MediumSlow
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3677037092
Source node ID 		uint32
to 1484567647
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -99.0 dBm
Signal strength at gateway 		int32
rx_snr -12.50 dB
Signal quality at gateway 		float
rx_time 1757081375
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 Not set uint32
tx_after Not set uint32
timestamp 1757081378.9617352
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 (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !4ea94e6a
Signal Metrics: RSSI: -99.0 dBm
SNR: -12.50 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": "!db2b2224", "long_name": "Meshtastic 2224", "short_name": "2224", "macaddr": "EFHbKyIk", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4ea94e6a", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3677037092, "to": 1484567647, "id": 2767985057, "rx_time": 1757081375, "rx_snr": -12.5, "rx_rssi": -99, "hop_limit": 1, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216462326232323234120f4d65736874617374696320323232341a043232323422061051db2b2224282b4220128dbe070d6bc3c00e55efeac031b0881657bb131a3a98beb357b2765500555b4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!db2b2224", "long_name": "Meshtastic 2224", "short_name": "2224", "macaddr": "EFHbKyIk", "hw_model": "HELTEC_V3", "public_key": "Eo2+Bw1rw8AOVe/qwDGwiBZXuxMaOpi+s1eydlUAVVs=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09216462326232323234120f4d65736874617374696320323232341a043232323422061051db2b2224282b4220128dbe070d6bc3c00e55efeac031b0881657bb131a3a98beb357b2765500555b4800
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 Channel Timestamp Actions
Meshtastic 4e6a (4e6a) Primary 0.000s
Reference 		-99.0 dBm -12.50 dB 2 MediumSlow 2025-09-05 14:09:38 Current
Mec Rocket Meco (MRM) -6.615s
Before 		-94.0 dBm 5.75 dB 1 MediumSlow 2025-09-05 14:09:32 View
Venturada2🗼🌐☀️ (Vb2) -6.607s
Before 		-97.0 dBm 1.50 dB 1 MediumSlow 2025-09-05 14:09:32 View
SkG@Home (HV3) 🗼🌐 (SkGh) -6.298s
Before 		-116.0 dBm -11.50 dB 1 MediumSlow 2025-09-05 14:09:32 View
Glitchs Azuqueca 📡 (GltA) -6.283s
Before 		-123.0 dBm -12.00 dB 1 MediumSlow 2025-09-05 14:09:32 View
GRN1-Base🗼🌐 (GRN1) -6.249s
Before 		-102.0 dBm 3.00 dB 1 MediumSlow 2025-09-05 14:09:32 View
Poblete Norte C191 - ☀️ (PBTN) -5.950s
Before 		-126.0 dBm -15.50 dB 1 MediumSlow 2025-09-05 14:09:33 View
Tlgo 📡🌐🔋🔌 (TLG0) -4.341s
Before 		-110.0 dBm -4.25 dB 2 MediumSlow 2025-09-05 14:09:34 View
Meshtastic c498📡🌐 (C498) -4.294s
Before 		-118.0 dBm -16.00 dB 2 MediumSlow 2025-09-05 14:09:34 View
Meshtastic fbec (fbec) -4.266s
Before 		-130.0 dBm -11.00 dB 2 MediumSlow 2025-09-05 14:09:34 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) -4.249s
Before 		-111.0 dBm 0.25 dB 2 MediumSlow 2025-09-05 14:09:34 View
Rodashtastic🗼🌐 (RDSt) -3.625s
Before 		-113.0 dBm -4.25 dB 2 MediumSlow 2025-09-05 14:09:35 View
12

Total Receptions

12

Unique Gateways