Packet #17576233 Success

NODEINFO_APP packet from Maryhill 813c (813c) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
78
Payload Bytes
Packet Information
Database ID: 17576233
Mesh Packet ID: 0x273dea39
Used for correlation across gateways
Timestamp: 2026-03-26 21:45:55 UTC
From Node: Maryhill 813c (813c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 7c50 (7c50)
Channel: ShortFast
RSSI: -52 dBm
SNR: 6.0 dBm
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 3c 813c
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: 78 bytes
Decoded: Yes
Decoded Data:
Long Name:Maryhill 813c
Short Name:813c
Node ID:!1c49813c
MAC Address:EAYcSYE8
Hardware:TBEAM
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:78 bytes
Gateway:!33677c50
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !33677c50
Node ID format
channel_id ShortFast
packet MeshPacket (78 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 474579260
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 78 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 -52.0 dBm
Signal strength at gateway 		int32
rx_snr 6.00 dB
Signal quality at gateway 		float
rx_time 1774561553
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 60
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774561555.3021994
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: ShortFast
  • ✓ 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
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !33677c50
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -52.0 dBm
SNR: 6.00 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": "!1c49813c", "long_name": "Maryhill 813c", "short_name": "813c", "macaddr": "EAYcSYE8", "hw_model": "TBEAM" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!33677c50", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 474579260, "to": 4294967295, "id": 658369081, "rx_time": 1774561553, "rx_snr": 6.0, "rx_rssi": -52, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 60, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213163343938313363120d4d61727968696c6c20383133631a0438313363220610061c49813c28044220600744250c466e4e3b2e56f9b5cc95d6079c8a11d7c683a3583da53cf5ad29424800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!1c49813c", "long_name": "Maryhill 813c", "short_name": "813c", "macaddr": "EAYcSYE8", "hw_model": "TBEAM", "public_key": "YAdEJQxGbk47Llb5tcyV1gecihHXxoOjWD2lPPWtKUI=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (78 bytes)
0a09213163343938313363120d4d61727968696c6c20383133631a0438313363220610061c49813c28044220600744250c466e4e3b2e56f9b5cc95d6079c8a11d7c683a3583da53cf5ad29424800
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 packet
Correlation: Using Mesh Packet ID
Reception Locations

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 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC Current
Meshtastic 7c50 (7c50) -0.685s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.658s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.634s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.602s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.579s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.557s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.525s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.503s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.480s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.459s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.438s
Before 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.417s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.397s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.374s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.349s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.328s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.306s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:54 UTC View
Meshtastic 7c50 (7c50) -0.284s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.263s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.243s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.222s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.199s
Before 		-52.0 dBm 6.00 dB 0 3c 813c MediumFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.176s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.153s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.130s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.110s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.089s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.067s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.047s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) -0.023s
Before 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.023s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.045s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortFast 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.067s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.088s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.109s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.130s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.154s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.177s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.200s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.226s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.259s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.280s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.301s
After 		-52.0 dBm 6.00 dB 0 3c 813c ShortTurbo 2026-03-26 21:45:55 UTC View
Meshtastic 7c50 (7c50) +0.322s
After 		-52.0 dBm 6.00 dB 0 3c 813c LongFast 2026-03-26 21:45:55 UTC View
45

Total Receptions

1

Unique Gateways