Packet #10439505 Success

NODEINFO_APP packet from SkG@Home πŸ—ΌπŸŒ (SkGH) to !ffffffff

14
Total Receptions
14
Unique Gateways
3
Hop Count
82
Payload Bytes
Packet Information
Database ID: 10439505
Mesh Packet ID: 0x334c5d4d
Used for correlation across gateways
Timestamp: 2025-09-13 16:33:27 UTC
From Node: SkG@Home πŸ—ΌπŸŒ (SkGH)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Tlgo πŸ“‘πŸŒπŸ”‹πŸ”Œ (TLG0)
Channel: MediumSlow
RSSI: -78 dBm
SNR: 8.25 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:SkG@Home πŸ—ΌπŸŒ
Short Name:SkGH
Node ID:!405d4a44
MAC Address:bMhAXUpE
Hardware:DIY_V1
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) β†’ MeshPacket (Mesh layer) β†’ Decoded Payload (Application data)
Total Size:82 bytes
Gateway:!da638a24
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:3 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
βœ“ Direct LoRa transmission (not via MQTT)
βœ“ Custom channel: MediumSlow
+ 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 !da638a24
Node ID format
channel_id MediumSlow
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1079855684
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 82 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 -78.0 dBm
Signal strength at gateway
int32
rx_snr 8.25 dB
Signal quality at gateway
float
rx_time 1757781206
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 1757781207.8697062
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:
  • βœ“ Direct LoRa transmission (not via MQTT)
  • βœ“ Custom channel: MediumSlow
  • βœ“ 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: !da638a24
Signal Metrics: RSSI: -78.0 dBm
SNR: 8.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!405d4a44", "long_name": "SkG@Home πŸ—ΌπŸŒ", "short_name": "SkGH", "macaddr": "bMhAXUpE", "hw_model": "DIY_V1" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!da638a24", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1079855684, "to": 4294967295, "id": 860642637, "rx_time": 1757781206, "rx_snr": 8.25, "rx_rssi": -78, "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": 132, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092134303564346134341211536b4740486f6d6520f09f97bcf09f8c901a04536b474822066cc8405d4a4428274220aeccb688aad50a7945720a828f84ad777d1a87ba83702d7d16b53b829bf1c63b4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!405d4a44", "long_name": "SkG@Home πŸ—ΌπŸŒ", "short_name": "SkGH", "macaddr": "bMhAXUpE", "hw_model": "DIY_V1", "public_key": "rsy2iKrVCnlFcgqCj4Std30ah7qDcC19FrU7gpvxxjs=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a092134303564346134341211536b4740486f6d6520f09f97bcf09f8c901a04536b474822066cc8405d4a4428274220aeccb688aad50a7945720a828f84ad777d1a87ba83702d7d16b53b829bf1c63b4800
Hex Analysis:
Size:82 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
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Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
Tlgo πŸ“‘πŸŒπŸ”‹πŸ”Œ (TLG0) Primary 0.000s
Reference
-78.0 dBm 8.25 dB 3 MediumSlow 2025-09-13 16:33:27 Current
Zion πŸ—Ό (Zion) -5.261s
Before
-108.0 dBm -11.25 dB 2 MediumSlow 2025-09-13 16:33:22 View
Perseo πŸ—ΌπŸŒ (nvm1) -0.330s
Before
-87.0 dBm 4.00 dB 3 MediumSlow 2025-09-13 16:33:27 View
Will - Azuqueca (WAzq) -0.328s
Before
-102.0 dBm -10.50 dB 3 MediumSlow 2025-09-13 16:33:27 View
Venturada2πŸ—ΌπŸŒβ˜€οΈ (Vb2) -0.319s
Before
-97.0 dBm Unknown 3 MediumSlow 2025-09-13 16:33:27 View
Venturada baseπŸ—ΌπŸŒ (Vb) -0.007s
Before
-114.0 dBm -7.50 dB 3 MediumSlow 2025-09-13 16:33:27 View
GRN1-BaseπŸ—ΌπŸŒ (GRN1) +0.028s
After
-102.0 dBm 5.00 dB 3 MediumSlow 2025-09-13 16:33:27 View
Glitchs Azuqueca πŸ“‘ (GltA) +0.042s
After
-126.0 dBm -15.00 dB 3 MediumSlow 2025-09-13 16:33:27 View
Mec Rocket Meco (MRM) +0.698s
After
-97.0 dBm 4.25 dB 3 MediumSlow 2025-09-13 16:33:28 View
Raor🐟 (PMI) +3.085s
After
-110.0 dBm -7.75 dB 3 MediumSlow 2025-09-13 16:33:30 View
Suop πŸ“‘ 🌐 (SUOP) +3.318s
After
-114.0 dBm -5.00 dB 4 MediumSlow 2025-09-13 16:33:31 View
@lazynoda cocidito πŸ₯΅ πŸ—ΌπŸŒ (LNCM) +6.986s
After
-116.0 dBm -4.75 dB 4 MediumSlow 2025-09-13 16:33:34 View
🌐Charly Unid MovilπŸ›° (C181) +43.911s
After
-118.0 dBm -15.25 dB 4 MediumSlow 2025-09-13 16:34:11 View
SkG@Home πŸ—ΌπŸŒ (SkGH) +5586.092s
After
Unknown Unknown 0 MediumSlow 2025-09-13 18:06:33 View
14

Total Receptions

14

Unique Gateways