Packet #39641893 Success
NODEINFO_APP packet from js0094 (js94) to !ffffffff
46
Total Receptions
2
Unique Gateways
4
Hop Count
71
Payload Bytes
Packet Information
| Database ID: | 39641893 |
|---|---|
| Mesh Packet ID: |
0x17a372e4
Used for correlation across gateways |
| Timestamp: | 2026-05-16 15:47:13 UTC |
| From Node: | js0094 (js94) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | Mechanicus Alpha (M1) |
|---|---|
| Channel: | MediumFast |
| RSSI: | -118 dBm |
| SNR: | -16.5 dBm |
| Hop Info: |
4/5 hops
Start: 5, Limit: 1 |
| Relay Node: |
ce
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: NODEINFO_APP
Size: 71 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | js0094 |
|---|---|
| Short Name: | js94 |
| Node ID: | !849a0094 |
| MAC Address: | sIGEmgCU |
| 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: | 71 bytes |
|---|---|
| Gateway: | !433e868c |
| Channel: | MediumFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | 4 / 5 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
✓ 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...
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!433e868c
Node ID format |
channel_id |
MediumFast
|
packet |
MeshPacket (71 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
2224685204
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
71 bytes
|
size |
hop_limit |
1
Remaining hops allowed |
uint32 |
hop_start |
5
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 |
-16.50 dB
Signal quality at gateway |
float |
rx_time |
1778946431
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 |
206
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778946433.2163002
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: | !433e868c |
| Signal Metrics: |
RSSI: -118.0 dBm SNR: -16.50 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NODEINFO_APP |
|---|---|
| Size: | 71 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!849a0094",
"long_name": "js0094",
"short_name": "js94",
"macaddr": "sIGEmgCU",
"hw_model": "HELTEC_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!433e868c",
"channel_id": "MediumFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 2224685204,
"to": 4294967295,
"id": 396587748,
"rx_time": 1778946431,
"rx_snr": -16.5,
"rx_rssi": -118,
"hop_limit": 1,
"hop_start": 5,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 206,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a0921383439613030393412066a73303039341a046a7339342206b081849a0094282b4220682e9ef99574cd81ac0ac0e7eda5a4b79f75ba7be91cd6ec2b44ce9ffa52ea014800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!849a0094",
"long_name": "js0094",
"short_name": "js94",
"macaddr": "sIGEmgCU",
"hw_model": "HELTEC_V3",
"public_key": "aC6e+ZV0zYGsCsDn7aWkt591unvpHNbsK0TOn/pS6gE=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (71 bytes)
0a0921383439613030393412066a73303039341a046a7339342206b081849a0094282b4220682e9ef99574cd81ac0ac0e7eda5a4b79f75ba7be91cd6ec2b44ce9ffa52ea014800
Hex Analysis:
| Size: | 71 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 |
|---|---|---|---|---|---|---|---|---|
| Mechanicus Alpha (M1) Primary |
0.000s
Reference |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | Current |
| Mechanicus Alpha (M1) |
-0.248s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:12 UTC | View |
| Mechanicus Alpha (M1) |
-0.226s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:12 UTC | View |
| Mechanicus Alpha (M1) |
-0.205s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.185s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.164s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.130s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.107s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.085s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.063s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.042s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
-0.021s
Before |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.021s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.044s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.068s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.093s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.118s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.135s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.157s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.180s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.201s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.224s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
MediumFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.249s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.274s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.298s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.319s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.340s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.360s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.380s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.410s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.434s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.457s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.479s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortFast | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.500s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.521s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.542s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.564s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.587s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.610s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.633s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.656s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.677s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.699s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.719s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
ShortTurbo | 2026-05-16 15:47:13 UTC | View |
| Mechanicus Alpha (M1) |
+0.744s
After |
-118.0 dBm | -16.50 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:13 UTC | View |
| lidman2 (lid2) |
+1.323s
After |
-123.0 dBm | -11.25 dB | 4 |
ce
|
LongFast | 2026-05-16 15:47:14 UTC | View |
46
Total Receptions
2
Unique Gateways