Packet #27771620 Success

NODEINFO_APP packet from Meshtastic acec (acec) to CIUDAD REAL SUR - MANCHASTIC ☀️ (CRS)

16
Total Receptions
16
Unique Gateways
3
Hop Count
80
Payload Bytes
Packet Information
Database ID: 27771620
Mesh Packet ID: 0x1a8afef0
Used for correlation across gateways
Timestamp: 2025-12-15 07:34:28 UTC
From Node: Meshtastic acec (acec)
To Node: CIUDAD REAL SUR - MANCHASTIC ☀️ (CRS)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: XiaoWatt c4c8 🌐🔌 (c4c8)
Channel: MediumFast
RSSI: -78 dBm
SNR: 8.25 dBm
Hop Info: 3/6 hops
Start: 6, Limit: 3
Relay Node: b0 Vbm , Vb2
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: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic acec
Short Name:acec
Node ID:!9e9facec
MAC Address:nBOen6zs
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:!3387c4c8
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:3 / 6
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 (3 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !3387c4c8
Node ID format
channel_id MediumFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2661264620
Source node ID 		uint32
to 1742433481
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 6
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 1765784068
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 97
Next hop node ID 		uint32
relay_node 176
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765784068.7295027
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
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !3387c4c8
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:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9e9facec", "long_name": "Meshtastic acec", "short_name": "acec", "macaddr": "nBOen6zs", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!3387c4c8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661264620, "to": 1742433481, "id": 445316848, "rx_time": 1765784068, "rx_snr": 8.25, "rx_rssi": -78, "hop_limit": 3, "hop_start": 6, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 97, "relay_node": 176, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965396661636563120f4d65736874617374696320616365631a046163656322069c139e9facec282b422082dbdf18c0cfa0dbcb7f16edf7081f1d7863efc28bead9dc5653faf7ae23f6304800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e9facec", "long_name": "Meshtastic acec", "short_name": "acec", "macaddr": "nBOen6zs", "hw_model": "HELTEC_V3", "public_key": "gtvfGMDPoNvLfxbt9wgfHXhj78KL6tncVlP6964j9jA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213965396661636563120f4d65736874617374696320616365631a046163656322069c139e9facec282b422082dbdf18c0cfa0dbcb7f16edf7081f1d7863efc28bead9dc5653faf7ae23f6304800
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 Relay Channel Timestamp Actions
XiaoWatt c4c8 🌐🔌 (c4c8) Primary 0.000s
Reference 		-78.0 dBm 8.25 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-15 07:34:28 UTC Current
Venturada2 🗼🌞 (Vb2) -0.376s
Before 		-90.0 dBm 6.75 dB 2 fc Anu2 MediumFast 2025-12-15 07:34:28 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -0.048s
Before 		-108.0 dBm -14.50 dB 2 fc Anu2 MediumFast 2025-12-15 07:34:28 UTC View
Ocumare Norte🗼🌐 (RRN) -0.021s
Before 		-105.0 dBm -10.75 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-15 07:34:28 UTC View
NodeJPL6 (JPL6) +0.407s
After 		-97.0 dBm -5.50 dB 3 b0 Vb2 MediumFast 2025-12-15 07:34:29 UTC View
🎄 SkG@Home 📡🌐 (SkGH) +1.815s
After 		-95.0 dBm -9.00 dB 3 61 TO1 MediumFast 2025-12-15 07:34:30 UTC View
Eagle’s Nest (EAGL) +2.033s
After 		-98.0 dBm 8.00 dB 4 48 SMR1 MediumFast 2025-12-15 07:34:30 UTC View
Varela Bot 🏡🤖 (🤖) +2.122s
After 		-78.0 dBm 9.50 dB 4 1c 🏡 MediumFast 2025-12-15 07:34:30 UTC View
PXT_Home (PXT1) +2.133s
After 		-98.0 dBm 6.50 dB 4 fd BAS2 MediumFast 2025-12-15 07:34:30 UTC View
ETH Goose (ET03) +2.154s
After 		-30.0 dBm 10.50 dB 4 41 ET01 MediumFast 2025-12-15 07:34:30 UTC View
Quixote_JS8_7 (QXT7) +3.030s
After 		-18.0 dBm 11.00 dB 5 - MediumFast 2025-12-15 07:34:31 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +3.891s
After 		-115.0 dBm -7.50 dB 5 - MediumFast 2025-12-15 07:34:32 UTC View
tizon (Sylv) +10.389s
After 		-106.0 dBm 1.75 dB 6 1c 🐷 MediumFast 2025-12-15 07:34:39 UTC View
Fenix (FENX) +10.397s
After 		-115.0 dBm -8.00 dB 6 1c 🐷 MediumFast 2025-12-15 07:34:39 UTC View
Getafe ☀️ (GTF) +10.430s
After 		-121.0 dBm -10.25 dB 6 1c 🐷 MediumFast 2025-12-15 07:34:39 UTC View
Skynet (Sky) +49.031s
After 		-88.0 dBm -1.25 dB 6 1c 🐷 MediumFast 2025-12-15 07:35:17 UTC View
16

Total Receptions

16

Unique Gateways