Packet #17808791 Success

NODEINFO_APP packet from SandVerdun (SVer) to Meshtastic 2fec (2fec)

45
Total Receptions
1
Unique Gateways
0
Hop Count
73
Payload Bytes
Packet Information
Database ID: 17808791
Mesh Packet ID: 0x7d5c7280
Used for correlation across gateways
Timestamp: 2026-03-27 10:11:22 UTC
From Node: SandVerdun (SVer)
To Node: Meshtastic 2fec (2fec)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: SandVerdun (SVer)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 08 SVer
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: 73 bytes
Decoded: Yes
Decoded Data:
Long Name:SandVerdun
Short Name:SVer
Node ID:!e2e53c08
MAC Address:SCfi5TwI
Hardware:HELTEC_V3
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:73 bytes
Gateway:!e2e53c08
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !e2e53c08
Node ID format
channel_id MediumFast
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3806673928
Source node ID
uint32
to 116797420
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 73 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
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 1774606268
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 70
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 8
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606282.9817634
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !e2e53c08
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:73 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!e2e53c08", "long_name": "SandVerdun", "short_name": "SVer", "macaddr": "SCfi5TwI", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!e2e53c08", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3806673928, "to": 116797420, "id": 2103210624, "rx_time": 1774606268, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216532653533633038120a53616e6456657264756e1a045356657222064827e2e53c08282b4220be72772fa798cc52bb5c17699865e61fb0dd882f37f43bfe0978f36830570645", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!e2e53c08", "long_name": "SandVerdun", "short_name": "SVer", "macaddr": "SCfi5TwI", "hw_model": "HELTEC_V3", "public_key": "vnJ3L6eYzFK7XBdpmGXmH7DdiC839Dv+CXjzaDBXBkU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a09216532653533633038120a53616e6456657264756e1a045356657222064827e2e53c08282b4220be72772fa798cc52bb5c17699865e61fb0dd882f37f43bfe0978f36830570645
Hex Analysis:
Size:73 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
SandVerdun (SVer) Primary 0.000s
Reference
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:22 UTC Current
SandVerdun (SVer) -4.881s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:18 UTC View
SandVerdun (SVer) -2.856s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.802s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.775s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.748s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.605s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.554s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.062s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -2.010s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) -1.942s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) -1.759s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) -1.439s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) -1.074s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) -0.758s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.671s
Before
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.575s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.553s
Before
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.531s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.414s
Before
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.369s
Before
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) -0.140s
Before
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +0.113s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +0.205s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +0.248s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +0.387s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +0.508s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +0.533s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +2.155s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:25 UTC View
SandVerdun (SVer) +2.614s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:25 UTC View
SandVerdun (SVer) +2.917s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:25 UTC View
SandVerdun (SVer) +4.489s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:27 UTC View
SandVerdun (SVer) +6.149s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:29 UTC View
SandVerdun (SVer) +7.490s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +7.511s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +7.673s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +7.877s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +8.129s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:31 UTC View
SandVerdun (SVer) +9.741s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:32 UTC View
SandVerdun (SVer) +10.473s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:33 UTC View
SandVerdun (SVer) +10.505s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:33 UTC View
SandVerdun (SVer) +11.091s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:34 UTC View
SandVerdun (SVer) +11.157s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:34 UTC View
SandVerdun (SVer) +12.020s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:35 UTC View
SandVerdun (SVer) +12.875s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:35 UTC View
45

Total Receptions

1

Unique Gateways