Packet #27082913 Success

NODEINFO_APP packet from viddy (vid) to D4NISC ☀️🏠 (D4N)

25
Total Receptions
25
Unique Gateways
0
Hop Count
69
Payload Bytes
Packet Information
Database ID: 27082913
Mesh Packet ID: 0x75eb87d1
Used for correlation across gateways
Timestamp: 2025-12-12 00:25:04 UTC
From Node: viddy (vid)
To Node: D4NISC ☀️🏠 (D4N)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mec Rocket Meco (MRM)
Channel: MediumFast
RSSI: -108 dBm
SNR: -7.5 dBm
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 24 vid
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: 69 bytes
Decoded: Yes
Decoded Data:
Long Name:viddy
Short Name:vid
Node ID:!04c58324
MAC Address:sKYExYMk
Hardware:HELTEC_V4
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:69 bytes
Gateway:!a0ca8798
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0ca8798
Node ID format
channel_id MediumFast
packet MeshPacket (69 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 80053028
Source node ID 		uint32
to 2464501878
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 69 bytes size
hop_limit 7
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -108.0 dBm
Signal strength at gateway 		int32
rx_snr -7.50 dB
Signal quality at gateway 		float
rx_time 1765499104
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 36
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765499104.7972581
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: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0ca8798
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -108.0 dBm
SNR: -7.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:69 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!04c58324", "long_name": "viddy", "short_name": "vid", "macaddr": "sKYExYMk", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0ca8798", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 80053028, "to": 2464501878, "id": 1978370001, "rx_time": 1765499104, "rx_snr": -7.5, "rx_rssi": -108, "hop_limit": 7, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 36, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213034633538333234120576696464791a037669642206b0a604c58324286e4220925bcc656b624f4f81c721f9ba52940a3b99d3d80f5b48e5f9dc6af124373b594800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!04c58324", "long_name": "viddy", "short_name": "vid", "macaddr": "sKYExYMk", "hw_model": "HELTEC_V4", "public_key": "klvMZWtiT0+BxyH5ulKUCjuZ09gPW0jl+dxq8SQ3O1k=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (69 bytes)
0a09213034633538333234120576696464791a037669642206b0a604c58324286e4220925bcc656b624f4f81c721f9ba52940a3b99d3d80f5b48e5f9dc6af124373b594800
Hex Analysis:
Size:69 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
Mec Rocket Meco (MRM) Primary 0.000s
Reference 		-108.0 dBm -7.50 dB 0 24 vid MediumFast 2025-12-12 00:25:04 UTC Current
Meshtastic b2b4📡🌐 (b2b4) -0.010s
Before 		-95.0 dBm 5.50 dB 0 24 vid MediumFast 2025-12-12 00:25:04 UTC View
mario (mmm) +0.080s
After 		-110.0 dBm -6.50 dB 0 24 vid MediumFast 2025-12-12 00:25:04 UTC View
srs-h3 📡🌐 (srs0) +0.209s
After 		-122.0 dBm -12.25 dB 0 24 vid MediumFast 2025-12-12 00:25:05 UTC View
Meshtastic 870c📡🌐 (870c) +0.298s
After 		-112.0 dBm -7.25 dB 0 24 vid MediumFast 2025-12-12 00:25:05 UTC View
Meshtastic 1760 (1760) +0.327s
After 		-124.0 dBm -5.00 dB 0 24 vid MediumFast 2025-12-12 00:25:05 UTC View
Meshtastic 18a4 (18a4) +0.685s
After 		Unknown Unknown 1 60 1760 MediumFast 2025-12-12 00:25:05 UTC View
Wake Up, Neo...📡 (NEO) +0.999s
After 		-97.0 dBm -2.25 dB 0 24 vid MediumFast 2025-12-12 00:25:05 UTC View
Karabanchel_Baldur (KarB) +1.003s
After 		-78.0 dBm 9.25 dB 0 24 vid MediumFast 2025-12-12 00:25:05 UTC View
tizon (Sylv) +1.310s
After 		-89.0 dBm 10.50 dB 0 24 vid MediumFast 2025-12-12 00:25:06 UTC View
Meshtastic ca85 (ca85) +1.428s
After 		-104.0 dBm 2.25 dB 1 0c 870c MediumFast 2025-12-12 00:25:06 UTC View
Getafe ☀️ (GTF) +1.447s
After 		-105.0 dBm 4.00 dB 0 24 vid MediumFast 2025-12-12 00:25:06 UTC View
Test_Skynet_01 (TS01) +1.856s
After 		-75.0 dBm 11.25 dB 0 24 vid MediumFast 2025-12-12 00:25:06 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +1.891s
After 		-114.0 dBm -6.50 dB 2 - MediumFast 2025-12-12 00:25:06 UTC View
Quixote_JS8_7 (QXT7) +1.896s
After 		-18.0 dBm 10.75 dB 2 - MediumFast 2025-12-12 00:25:06 UTC View
Villarejo01 (VIL1) +1.955s
After 		-36.0 dBm 10.75 dB 2 c6 d5c6 MediumFast 2025-12-12 00:25:06 UTC View
PXT_Home (PXT1) +2.240s
After 		-98.0 dBm 8.50 dB 2 fd BAS2 MediumFast 2025-12-12 00:25:07 UTC View
JAGO1_Cañaveral (JAGO) +3.379s
After 		-122.0 dBm -12.00 dB 3 b0 Vbm , PUPM , Vb2 MediumFast 2025-12-12 00:25:08 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +3.710s
After 		-98.0 dBm 2.75 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-12 00:25:08 UTC View
[samsepi0l] 📡🌐 (tlg0) +3.778s
After 		-79.0 dBm -8.50 dB 2 52 6052 MediumFast 2025-12-12 00:25:08 UTC View
Varela Bot 🏡🤖 (🤖) +4.050s
After 		-86.0 dBm 5.75 dB 3 1c 🏡 MediumFast 2025-12-12 00:25:08 UTC View
Ocumare Norte🗼🌐 (RRN) +4.380s
After 		-102.0 dBm -6.50 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-12 00:25:09 UTC View
Eagle’s Nest (EAGL) +5.128s
After 		-111.0 dBm -5.50 dB 3 74 MediumFast 2025-12-12 00:25:09 UTC View
ETH Goose (ET03) +6.572s
After 		-39.0 dBm 11.00 dB 3 41 ET01 MediumFast 2025-12-12 00:25:11 UTC View
Meshtastic JT01 (JT01) +7.376s
After 		-122.0 dBm -10.00 dB 4 22 JT03 MediumFast 2025-12-12 00:25:12 UTC View
25

Total Receptions

25

Unique Gateways