Packet #17817850 Success

NODEINFO_APP packet from Alliston 1 (AMA1) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
75
Payload Bytes
Packet Information
Database ID: 17817850
Mesh Packet ID: 0xb4cabc44
Used for correlation across gateways
Timestamp: 2026-03-27 10:33:43 UTC
From Node: Alliston 1 (AMA1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Alliston 1 (AMA1)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 80 AMA1
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: 75 bytes
Decoded: Yes
Decoded Data:
Long Name:Alliston 1
Short Name:AMA1
Node ID:!435b1080
MAC Address:SMpDWxCA
Hardware:LILYGO_TBEAM_S3_CORE
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:75 bytes
Gateway:!435b1080
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !435b1080
Node ID format
channel_id MediumFast
packet MeshPacket (75 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1130041472
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 75 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 1774607622
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 128
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774607623.443185
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !435b1080
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:75 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!435b1080", "long_name": "Alliston 1", "short_name": "AMA1", "macaddr": "SMpDWxCA", "hw_model": "LILYGO_TBEAM_S3_CORE" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!435b1080", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1130041472, "to": 4294967295, "id": 3033185348, "rx_time": 1774607622, "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": 128, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433356231303830120a416c6c6973746f6e20311a04414d4131220648ca435b1080280c42200aaf70043165903a577a8a206106f12690e00267341f66de789b3c07bbf061164800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!435b1080", "long_name": "Alliston 1", "short_name": "AMA1", "macaddr": "SMpDWxCA", "hw_model": "LILYGO_TBEAM_S3_CORE", "public_key": "Cq9wBDFlkDpXeoogYQbxJpDgAmc0H2beeJs8B7vwYRY=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (75 bytes)
0a09213433356231303830120a416c6c6973746f6e20311a04414d4131220648ca435b1080280c42200aaf70043165903a577a8a206106f12690e00267341f66de789b3c07bbf061164800
Hex Analysis:
Size:75 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 packet
Correlation: Using Mesh Packet ID
Reception Locations
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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
Alliston 1 (AMA1) Primary 0.000s
Reference
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC Current
Alliston 1 (AMA1) -0.513s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:42 UTC View
Alliston 1 (AMA1) -0.480s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:42 UTC View
Alliston 1 (AMA1) -0.441s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.420s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.398s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.377s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.346s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.314s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.290s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.267s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.245s
Before
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.224s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.202s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.181s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.157s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.133s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.108s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.084s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.062s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.041s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) -0.021s
Before
Unknown Unknown 0 80 AMA1 MediumFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.024s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.048s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.071s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.094s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.116s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.138s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.159s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.181s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.205s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.228s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.251s
After
Unknown Unknown 0 80 AMA1 ShortFast 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.274s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.296s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.317s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.339s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.360s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.384s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.408s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.431s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.455s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.476s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.497s
After
Unknown Unknown 0 80 AMA1 ShortTurbo 2026-03-27 10:33:43 UTC View
Alliston 1 (AMA1) +0.518s
After
Unknown Unknown 0 80 AMA1 LongFast 2026-03-27 10:33:43 UTC View
45

Total Receptions

1

Unique Gateways