Packet #25400795 Success

NODEINFO_APP packet from [samsepi0l] 📡🌐 (tlg0) to !ffffffff

21
Total Receptions
21
Unique Gateways
4
Hop Count
87
Payload Bytes
Packet Information
Database ID: 25400795
Mesh Packet ID: 0x69b55970
Used for correlation across gateways
Timestamp: 2025-12-03 11:57:29 UTC
From Node: [samsepi0l] 📡🌐 (tlg0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: MeshMadrid 00 🗼☀️ 🌐 (MM00)
Channel: MediumFast
RSSI: -118 dBm
SNR: -13.5 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Relay Node: 2d SkyB
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: 87 bytes
Decoded: Yes
Decoded Data:
Long Name:[samsepi0l] 📡🌐
Short Name:tlg0
Node ID:!69828c38
MAC Address:kHBpgow4
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:87 bytes
Gateway:!326a9896
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:4 / 4
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 !326a9896
Node ID format
channel_id MediumFast
packet MeshPacket (87 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1770163256
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		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 -118.0 dBm
Signal strength at gateway 		int32
rx_snr -13.50 dB
Signal quality at gateway 		float
rx_time 1764759316
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 45
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1764763049.9647753
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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !326a9896
Signal Metrics: RSSI: -118.0 dBm
SNR: -13.50 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": "!69828c38", "long_name": "[samsepi0l] 📡🌐", "short_name": "tlg0", "macaddr": "kHBpgow4", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!326a9896", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770163256, "to": 4294967295, "id": 1773492592, "rx_time": 1764759316, "rx_snr": -13.5, "rx_rssi": -118, "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": 45, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921363938323863333812145b73616d73657069306c5d20f09f93a1f09f8c901a04746c67302206907069828c38286e380c42202240a3002d70e47a6192581de08a90831adf001614c73bb8a39d88d557a9ea104800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!69828c38", "long_name": "[samsepi0l] 📡🌐", "short_name": "tlg0", "macaddr": "kHBpgow4", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "IkCjAC1w5Hphklgd4IqQgxrfABYUxzu4o52I1Vep6hA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (87 bytes)
0a0921363938323863333812145b73616d73657069306c5d20f09f93a1f09f8c901a04746c67302206907069828c38286e380c42202240a3002d70e47a6192581de08a90831adf001614c73bb8a39d88d557a9ea104800
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 Relay Channel Timestamp Actions
MeshMadrid 00 🗼☀️ 🌐 (MM00) Primary 0.000s
Reference 		-118.0 dBm -13.50 dB 4 2d SkyB MediumFast 2025-12-03 11:57:29 UTC Current
[whiterose] 📡🌐 (tlg3) -5.834s
Before 		Unknown Unknown 0 38 tlg0 MediumFast 2025-12-03 11:57:24 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -5.619s
Before 		-103.0 dBm -13.75 dB 0 38 tlg0 MediumFast 2025-12-03 11:57:24 UTC View
JAGO1_Cañaveral (JAGO) -5.611s
Before 		-115.0 dBm -5.50 dB 0 38 tlg0 MediumFast 2025-12-03 11:57:24 UTC View
[samsepi0l] 📡🌐 (tlg0) -4.711s
Before 		Unknown Unknown 0 38 tlg0 MediumFast 2025-12-03 11:57:25 UTC View
tizon (Sylv) -4.521s
Before 		Unknown Unknown 2 0c Sylv MediumFast 2025-12-03 11:57:25 UTC View
Venturada2🗼🌐☀️ (Vb2) -4.443s
Before 		-90.0 dBm 7.25 dB 2 61 TO1 MediumFast 2025-12-03 11:57:25 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -4.433s
Before 		-107.0 dBm -14.00 dB 2 61 TO1 MediumFast 2025-12-03 11:57:25 UTC View
ETH Maverick (ET01) -4.178s
Before 		-105.0 dBm -7.25 dB 2 61 TO1 MediumFast 2025-12-03 11:57:25 UTC View
JPL73B4_Node (JPL4) -4.055s
Before 		-95.0 dBm -7.50 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-03 11:57:25 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -3.715s
Before 		-95.0 dBm 1.00 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-03 11:57:26 UTC View
X Wing 🚀 Kenobi (Knb2) -3.711s
Before 		-94.0 dBm 11.00 dB 2 61 TO1 MediumFast 2025-12-03 11:57:26 UTC View
Ocumare Norte🗼🌐 (RRN) -3.286s
Before 		-20.0 dBm 10.50 dB 4 6f RRN4 MediumFast 2025-12-03 11:57:26 UTC View
ETH Goose (ET03) -3.193s
Before 		-35.0 dBm 11.00 dB 3 41 ET01 MediumFast 2025-12-03 11:57:26 UTC View
Wake Up, Neo...📡 (NEO) -2.953s
Before 		-97.0 dBm -5.00 dB 4 f5 RPT4 MediumFast 2025-12-03 11:57:27 UTC View
Meshtastic 1760 (1760) -2.677s
Before 		-123.0 dBm -5.25 dB 4 f5 RPT4 MediumFast 2025-12-03 11:57:27 UTC View
P3 iGate 🏠🌐 (P3N2) -2.426s
Before 		-37.0 dBm 10.75 dB 4 25 P3N1 MediumFast 2025-12-03 11:57:27 UTC View
Meshtastic b2b4📡🌐 (b2b4) -1.590s
Before 		-107.0 dBm -6.25 dB 4 2d SkyB MediumFast 2025-12-03 11:57:28 UTC View
Karabanchel_Baldur (KarB) -1.586s
Before 		-88.0 dBm 4.75 dB 4 2d SkyB MediumFast 2025-12-03 11:57:28 UTC View
🤖 Nicolas Cage 🌐 (Cage) -1.344s
Before 		-44.0 dBm 11.00 dB 4 2d SkyB MediumFast 2025-12-03 11:57:28 UTC View
Fenix (FENX) +8.583s
After 		-117.0 dBm -12.25 dB 2 61 TO1 MediumFast 2025-12-03 11:57:38 UTC View
21

Total Receptions

21

Unique Gateways