Packet #28229866 Success

NODEINFO_APP packet from Zona Alta Rivas Vaciamadrid 📡 (Raq1) to !ffffffff

16
Total Receptions
16
Unique Gateways
5
Hop Count
97
Payload Bytes
Packet Information
Database ID: 28229866
Mesh Packet ID: 0x50ea4a63
Used for correlation across gateways
Timestamp: 2025-12-17 08:18:30 UTC
From Node: Zona Alta Rivas Vaciamadrid 📡 (Raq1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: PXT_Home (PXT1)
Channel: MediumFast
RSSI: -120 dBm
SNR: -10.75 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Relay Node: 48 mfms
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: 97 bytes
Decoded: Yes
Decoded Data:
Long Name:Zona Alta Rivas Vaciamadrid 📡
Short Name:Raq1
Node ID:!db2b66a4
MAC Address:EFHbK2ak
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:97 bytes
Gateway:!849b5278
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:5 / 5
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 (97 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3677054628
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 97 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi -120.0 dBm
Signal strength at gateway 		int32
rx_snr -10.75 dB
Signal quality at gateway 		float
rx_time 1765959509
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 72
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765959510.638077
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 (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !849b5278
Signal Metrics: RSSI: -120.0 dBm
SNR: -10.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:97 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!db2b66a4", "long_name": "Zona Alta Rivas Vaciamadrid 📡", "short_name": "Raq1", "macaddr": "EFHbK2ak", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849b5278", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3677054628, "to": 4294967295, "id": 1357531747, "rx_time": 1765959509, "rx_snr": -10.75, "rx_rssi": -120, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 72, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921646232623636613412205a6f6e6120416c74612052697661732056616369616d616472696420f09f93a11a045261713122061051db2b66a4282b4220c0c8c38d037540d11a4f2d132207d5f592696befb2b3b095266a1b7a1a0455414800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!db2b66a4", "long_name": "Zona Alta Rivas Vaciamadrid 📡", "short_name": "Raq1", "macaddr": "EFHbK2ak", "hw_model": "HELTEC_V3", "public_key": "wMjDjQN1QNEaTy0TIgfV9ZJpa++ys7CVJmobehoEVUE=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (97 bytes)
0a0921646232623636613412205a6f6e6120416c74612052697661732056616369616d616472696420f09f93a11a045261713122061051db2b66a4282b4220c0c8c38d037540d11a4f2d132207d5f592696befb2b3b095266a1b7a1a0455414800
Hex Analysis:
Size:97 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 		-120.0 dBm -10.75 dB 5 48 mfms MediumFast 2025-12-17 08:18:30 UTC Current
[samsepi0l] 📡🌐 (tlg0) -4.297s
Before 		-87.0 dBm 6.50 dB 0 a4 Raq1 MediumFast 2025-12-17 08:18:26 UTC View
Venturada2🗼🌐☀️ (Vb2) -3.461s
Before 		-100.0 dBm -11.50 dB 1 b0 Vbm , PUPM , Vb2 MediumFast 2025-12-17 08:18:27 UTC View
JAGO1_Cañaveral (JAGO) -3.457s
Before 		-120.0 dBm -12.00 dB 1 b0 Vbm , PUPM , Vb2 MediumFast 2025-12-17 08:18:27 UTC View
Ocumare Norte🗼🌐 (RRN) -3.062s
Before 		-106.0 dBm -12.25 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 08:18:27 UTC View
Meshtastic 1760 (1760) -2.699s
Before 		-131.0 dBm -10.75 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 08:18:27 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -2.644s
Before 		-91.0 dBm -2.75 dB 2 61 TO1 MediumFast 2025-12-17 08:18:27 UTC View
Meshtastic 18a4 (18a4) -2.383s
Before 		Unknown Unknown 3 60 1760 MediumFast 2025-12-17 08:18:28 UTC View
ETH Maverick (ET01) -2.380s
Before 		-107.0 dBm -5.75 dB 2 61 TO1 MediumFast 2025-12-17 08:18:28 UTC View
Fenix (FENX) -2.328s
Before 		-116.0 dBm -11.25 dB 2 61 TO1 MediumFast 2025-12-17 08:18:28 UTC View
ETH Goose (ET03) -0.963s
Before 		-34.0 dBm 11.00 dB 3 41 ET01 MediumFast 2025-12-17 08:18:29 UTC View
MOVIL 1 🟢 MANCHASTIC (MV1V) -0.867s
Before 		-69.0 dBm 11.50 dB 3 b4 MediumFast 2025-12-17 08:18:29 UTC View
Quixote_JS8_7 (QXT7) -0.699s
Before 		-18.0 dBm 11.00 dB 4 - MediumFast 2025-12-17 08:18:29 UTC View
Karabanchel_Baldur (KarB) -0.591s
Before 		-100.0 dBm -6.25 dB 4 90 C181 MediumFast 2025-12-17 08:18:30 UTC View
Varela Bot 🏡🤖 (🤖) +2.244s
After 		-81.0 dBm 7.75 dB 5 1c 🏡 MediumFast 2025-12-17 08:18:32 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) +7.275s
After 		-88.0 dBm -4.00 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 08:18:37 UTC View
16

Total Receptions

16

Unique Gateways