Packet #39486019 Success
NODEINFO_APP packet from Meshtastic 7c50 (7c50) to !ffffffff
45
Total Receptions
1
Unique Gateways
0
Hop Count
80
Payload Bytes
Packet Information
| Database ID: | 39486019 |
|---|---|
| Mesh Packet ID: |
0x4eee4b62
Used for correlation across gateways |
| Timestamp: | 2026-05-16 07:35:56 UTC |
| From Node: | Meshtastic 7c50 (7c50) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | Meshtastic 7c50 (7c50) |
|---|---|
| Channel: | LongFast |
| RSSI: | Unknown |
| SNR: | Unknown |
| Hop Info: |
0/3 hops
Start: 3, Limit: 3 |
| Relay Node: |
50
7c50
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 7c50 |
|---|---|
| Short Name: | 7c50 |
| Node ID: | !33677c50 |
| MAC Address: | ZOgzZ3xQ |
| 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: | 80 bytes |
|---|---|
| Gateway: | !33677c50 |
| Channel: | LongFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | Unknown / 3 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!33677c50
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (80 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
862420048
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
80 bytes
|
size |
hop_limit |
3
Remaining hops allowed |
uint32 |
hop_start |
3
Initial hop limit |
uint32 |
hops_taken |
0
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
Not set | int32 |
rx_snr |
Not set | float |
rx_time |
1778916955
Receive timestamp |
fixed32 |
via_mqtt |
False
Direct LoRa transmission |
bool |
want_ack |
False
No ACK requested |
bool |
priority |
10
Packet priority level |
enum |
delayed |
Not set | enum |
channel |
Not set | uint32 |
pki_encrypted |
False
Standard encryption |
bool |
next_hop |
Not set | uint32 |
relay_node |
80
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778916956.211317
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)
- ✓ Gateway node ID tracked
- ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
- ⚠ Visible to all nodes on channel
- ⚠ Default channel - no encryption
- ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
| Gateway ID: | !33677c50 |
| Zero Hop Policy: |
Enabled
Direct gateway connection |
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": "!33677c50",
"long_name": "Meshtastic 7c50",
"short_name": "7c50",
"macaddr": "ZOgzZ3xQ",
"hw_model": "HELTEC_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!33677c50",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 862420048,
"to": 4294967295,
"id": 1324239714,
"rx_time": 1778916955,
"rx_snr": 0.0,
"rx_rssi": 0,
"hop_limit": 3,
"hop_start": 3,
"via_mqtt": false,
"want_ack": false,
"priority": 10,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 80,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a09213333363737633530120f4d65736874617374696320376335301a0437633530220664e833677c50282b4220e1e2384d2b1adba4e15f27b17ef2f95a911467e10689edd0bf0e70c39756d3424800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!33677c50",
"long_name": "Meshtastic 7c50",
"short_name": "7c50",
"macaddr": "ZOgzZ3xQ",
"hw_model": "HELTEC_V3",
"public_key": "4eI4TSsa26ThXyexfvL5WpEUZ+EGie3Qvw5ww5dW00I=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (80 bytes)
0a09213333363737633530120f4d65736874617374696320376335301a0437633530220664e833677c50282b4220e1e2384d2b1adba4e15f27b17ef2f95a911467e10689edd0bf0e70c39756d3424800
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 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 7c50 (7c50) Primary |
0.000s
Reference |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | Current |
| Meshtastic 7c50 (7c50) |
-0.184s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.161s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.140s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.119s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.095s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.071s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.047s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
-0.023s
Before |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.022s
After |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.044s
After |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.065s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.089s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.119s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.143s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.167s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.190s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.211s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.233s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.254s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.277s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.301s
After |
Unknown | Unknown | 0 |
50
7c50
|
MediumFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.325s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.349s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.372s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.393s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.414s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.435s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.458s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.482s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.506s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.530s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.553s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortFast | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.575s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.597s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.619s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.642s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.666s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.690s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.714s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.737s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.759s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.781s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:56 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.803s
After |
Unknown | Unknown | 0 |
50
7c50
|
ShortTurbo | 2026-05-16 07:35:57 UTC | View |
| Meshtastic 7c50 (7c50) |
+0.827s
After |
Unknown | Unknown | 0 |
50
7c50
|
LongFast | 2026-05-16 07:35:57 UTC | View |
45
Total Receptions
1
Unique Gateways