Packet #18008981 Success
NODEINFO_APP packet from Mechanicus Dominus (M4) to !ffffffff
45
Total Receptions
1
Unique Gateways
0
Hop Count
83
Payload Bytes
Packet Information
| Database ID: | 18008981 |
|---|---|
| Mesh Packet ID: |
0x55ceaa54
Used for correlation across gateways |
| Timestamp: | 2026-03-27 21:04:17 UTC |
| From Node: | Mechanicus Dominus (M4) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | Mechanicus Dominus (M4) |
|---|---|
| Channel: | LongFast |
| RSSI: | Unknown |
| SNR: | Unknown |
| Hop Info: |
0/7 hops
Start: 7, Limit: 7 |
| Relay Node: |
b8
M4
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: 83 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | Mechanicus Dominus |
|---|---|
| Short Name: | M4 |
| Node ID: | !6984d8b8 |
| MAC Address: | kHBphNi4 |
| Hardware: | HELTEC_V4 |
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: | 83 bytes |
|---|---|
| Gateway: | !6984d8b8 |
| Channel: | LongFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | Unknown / 7 |
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 |
!6984d8b8
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (83 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
1770313912
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
83 bytes
|
size |
hop_limit |
7
Remaining hops allowed |
uint32 |
hop_start |
7
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 |
1774645456
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 |
184
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774645457.3557096
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: | !6984d8b8 |
| 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: | 83 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!6984d8b8",
"long_name": "Mechanicus Dominus",
"short_name": "M4",
"macaddr": "kHBphNi4",
"hw_model": "HELTEC_V4"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!6984d8b8",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 1770313912,
"to": 4294967295,
"id": 1439607380,
"rx_time": 1774645456,
"rx_snr": 0.0,
"rx_rssi": 0,
"hop_limit": 7,
"hop_start": 7,
"via_mqtt": false,
"want_ack": false,
"priority": 10,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 184,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a0921363938346438623812124d656368616e6963757320446f6d696e75731a024d34220690706984d8b8286e380c422018dba632c12c49d01ff8815a88b6615a2d0a5e583911e82b0ed82456a89453544801",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!6984d8b8",
"long_name": "Mechanicus Dominus",
"short_name": "M4",
"macaddr": "kHBphNi4",
"hw_model": "HELTEC_V4",
"role": "CLIENT_BASE",
"public_key": "GNumMsEsSdAf+IFaiLZhWi0KXlg5EegrDtgkVqiUU1Q=",
"is_unmessagable": true,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (83 bytes)
0a0921363938346438623812124d656368616e6963757320446f6d696e75731a024d34220690706984d8b8286e380c422018dba632c12c49d01ff8815a88b6615a2d0a5e583911e82b0ed82456a89453544801
Hex Analysis:
| Size: | 83 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 Dominus (M4) Primary |
0.000s
Reference |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | Current |
| Mechanicus Dominus (M4) |
-0.239s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.208s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.184s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.162s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.141s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.119s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.095s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.070s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.047s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
-0.022s
Before |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.024s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.047s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.069s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.093s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.118s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.142s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.166s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.188s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.209s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.232s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.253s
After |
Unknown | Unknown | 0 |
b8
M4
|
MediumFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.278s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.302s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.326s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.350s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.371s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.392s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.415s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.464s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.490s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.516s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.540s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortFast | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.567s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.590s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.614s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.640s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:17 UTC | View |
| Mechanicus Dominus (M4) |
+0.663s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.692s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.725s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.751s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.778s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.799s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.822s
After |
Unknown | Unknown | 0 |
b8
M4
|
ShortTurbo | 2026-03-27 21:04:18 UTC | View |
| Mechanicus Dominus (M4) |
+0.843s
After |
Unknown | Unknown | 0 |
b8
M4
|
LongFast | 2026-03-27 21:04:18 UTC | View |
45
Total Receptions
1
Unique Gateways