Packet #39400018 Success
NODEINFO_APP packet from Va2cka Home (🏡) to !b03d4f30
45
Total Receptions
1
Unique Gateways
2
Hop Count
78
Payload Bytes
Packet Information
| Database ID: | 39400018 |
|---|---|
| Mesh Packet ID: |
0xb2ebdf5f
Used for correlation across gateways |
| Timestamp: | 2026-05-16 02:19:04 UTC |
| From Node: | Va2cka Home (🏡) |
| To Node: | !b03d4f30 (4f30) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | Meshtastic b018 (b018) |
|---|---|
| Channel: | MediumFast |
| RSSI: | -128 dBm |
| SNR: | -18.5 dBm |
| Hop Info: |
2/7 hops
Start: 7, Limit: 5 |
| Relay Node: |
f3
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: NODEINFO_APP
Size: 78 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | Va2cka Home |
|---|---|
| Short Name: | 🏡 |
| Node ID: | !43b6a94c |
| MAC Address: | SMpDtqlM |
| 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: | 78 bytes |
|---|---|
| Gateway: | !db51b018 |
| Channel: | MediumFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | 2 / 7 |
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 |
!db51b018
Node ID format |
channel_id |
MediumFast
|
packet |
MeshPacket (78 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
1136044364
Source node ID |
uint32 |
to |
2956807984
Target node ID |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
78 bytes
|
size |
hop_limit |
5
Remaining hops allowed |
uint32 |
hop_start |
7
Initial hop limit |
uint32 |
hops_taken |
2
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-128.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-18.50 dB
Signal quality at gateway |
float |
rx_time |
1778897943
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 |
243
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778897944.466476
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: | !db51b018 |
| Signal Metrics: |
RSSI: -128.0 dBm SNR: -18.50 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NODEINFO_APP |
|---|---|
| Size: | 78 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!43b6a94c",
"long_name": "Va2cka Home",
"short_name": "🏡",
"macaddr": "SMpDtqlM",
"hw_model": "HELTEC_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!db51b018",
"channel_id": "MediumFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 1136044364,
"to": 2956807984,
"id": 3001802591,
"rx_time": 1778897943,
"rx_snr": -18.5,
"rx_rssi": -128,
"hop_limit": 5,
"hop_start": 7,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 243,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a09213433623661393463120b566132636b6120486f6d651a04f09f8fa1220648ca43b6a94c282b38014220cbe94cb09409f8c917986cc009f9414866c3e6dea3c10d7a67ff0b2ff11835324800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!43b6a94c",
"long_name": "Va2cka Home",
"short_name": "🏡",
"macaddr": "SMpDtqlM",
"hw_model": "HELTEC_V3",
"role": "CLIENT_MUTE",
"public_key": "y+lMsJQJ+MkXmGzACflBSGbD5t6jwQ16Z/8LL/EYNTI=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (78 bytes)
0a09213433623661393463120b566132636b6120486f6d651a04f09f8fa1220648ca43b6a94c282b38014220cbe94cb09409f8c917986cc009f9414866c3e6dea3c10d7a67ff0b2ff11835324800
Hex Analysis:
| Size: | 78 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 |
|---|---|---|---|---|---|---|---|---|
| Meshtastic b018 (b018) Primary |
0.000s
Reference |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | Current |
| Meshtastic b018 (b018) |
-0.465s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.419s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.383s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.345s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.308s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.279s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.250s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.223s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.202s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.181s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.159s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.134s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.110s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.087s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.065s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.044s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
-0.021s
Before |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.023s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.047s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.071s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.095s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
MediumFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.118s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.142s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.166s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.196s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.225s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.258s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.295s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.324s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.345s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.373s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.406s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortFast | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.428s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.451s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.475s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.502s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:04 UTC | View |
| Meshtastic b018 (b018) |
+0.534s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.562s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.591s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.647s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.679s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.714s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.737s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
ShortTurbo | 2026-05-16 02:19:05 UTC | View |
| Meshtastic b018 (b018) |
+0.774s
After |
-128.0 dBm | -18.50 dB | 2 |
f3
|
LongFast | 2026-05-16 02:19:05 UTC | View |
45
Total Receptions
1
Unique Gateways