Packet #17834784 Success
NODEINFO_APP packet from DuCK to eLoRaMesh Base (ELR2)
45
Total Receptions
1
Unique Gateways
2
Hop Count
69
Payload Bytes
Packet Information
| Database ID: | 17834784 |
|---|---|
| Mesh Packet ID: |
0xda97d929
Used for correlation across gateways |
| Timestamp: | 2026-03-27 11:19:10 UTC |
| From Node: | DuCK (9c30) |
| To Node: | eLoRaMesh Base (ELR2) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | kwarc.org 5ff0 (KW5) |
|---|---|
| Channel: | MediumFast |
| RSSI: | -94 dBm |
| SNR: | 10.5 dBm |
| Hop Info: |
2/5 hops
Start: 5, Limit: 3 |
| Relay Node: | None |
Payload Data
Protocol: NODEINFO_APP
Size: 69 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | DuCK |
|---|---|
| Short Name: | DuCK |
| Node ID: | !433d9c30 |
| MAC Address: | SMpDPZww |
| Hardware: | HELTEC_V3 |
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysisPacket Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
| Total Size: | 69 bytes |
|---|---|
| Gateway: | !a3fb5ff0 |
| Channel: | MediumFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | 2 / 5 |
Privacy Summary
Exposure Level:
Direct Message
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
+ 1 more...
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
+ 1 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!a3fb5ff0
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
| Field | Value | Type |
|---|---|---|
from |
1128111152
Source node ID |
uint32 |
to |
861939080
Target node ID |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
69 bytes
|
size |
hop_limit |
3
Remaining hops allowed |
uint32 |
hop_start |
5
Initial hop limit |
uint32 |
hops_taken |
2
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-94.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
10.50 dB
Signal quality at gateway |
float |
rx_time |
1774610348
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 |
Not set | uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774610350.0570545
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 (2 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !a3fb5ff0 |
| Signal Metrics: |
RSSI: -94.0 dBm SNR: 10.50 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": "!433d9c30",
"long_name": "DuCK",
"short_name": "DuCK",
"macaddr": "SMpDPZww",
"hw_model": "HELTEC_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!a3fb5ff0",
"channel_id": "MediumFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 1128111152,
"to": 861939080,
"id": 3667384617,
"rx_time": 1774610348,
"rx_snr": 10.5,
"rx_rssi": -94,
"hop_limit": 3,
"hop_start": 5,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 0,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a0921343333643963333012044475434b1a044475434b220648ca433d9c30282b42208a6f3ec2dfe61117a5f6a19379ba8c4e4443e19cfcfe390085788785205b714f4800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!433d9c30",
"long_name": "DuCK",
"short_name": "DuCK",
"macaddr": "SMpDPZww",
"hw_model": "HELTEC_V3",
"public_key": "im8+wt/mERel9qGTebqMTkRD4Zz8/jkAhXiHhSBbcU8=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (69 bytes)
0a0921343333643963333012044475434b1a044475434b220648ca433d9c30282b42208a6f3ec2dfe61117a5f6a19379ba8c4e4443e19cfcfe390085788785205b714f4800
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 packetCorrelation: Using Mesh Packet ID
Reception Locations
Loading...
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 |
|---|---|---|---|---|---|---|---|---|
| kwarc.org 5ff0 (KW5) Primary |
0.000s
Reference |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:10 UTC | Current |
| kwarc.org 5ff0 (KW5) |
-0.539s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.513s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.489s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.462s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.441s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.420s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.397s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.365s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.338s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.310s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.280s
Before |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.254s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.227s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.195s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.167s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.137s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.109s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.086s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.059s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:09 UTC | View |
| kwarc.org 5ff0 (KW5) |
-0.031s
Before |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.020s
After |
-94.0 dBm | 10.50 dB | 2 | - | MediumFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.058s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.087s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.114s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.140s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.169s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.199s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.228s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.258s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.296s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.325s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.351s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortFast | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.376s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.404s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.433s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.460s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.489s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.516s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.545s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.571s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.597s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.624s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.651s
After |
-94.0 dBm | 10.50 dB | 2 | - | ShortTurbo | 2026-03-27 11:19:10 UTC | View |
| kwarc.org 5ff0 (KW5) |
+0.680s
After |
-94.0 dBm | 10.50 dB | 2 | - | LongFast | 2026-03-27 11:19:10 UTC | View |
45
Total Receptions
1
Unique Gateways