Packet #17815293 Success

NODEINFO_APP packet from Klc Sensecap (klc2) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17815293
Mesh Packet ID:	`0x15a74b64` Used for correlation across gateways
Timestamp:	2026-03-27 10:26:54 UTC
From Node:	Klc Sensecap (klc2)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Klc Sensecap (klc2)
Channel:	LongFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/3 hops Start: 3, Limit: 3
Relay Node:	`58` klc2 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: 77 bytes

Decoded: Yes

Decoded Data:

Long Name:	Klc Sensecap
Short Name:	klc2
Node ID:	!66203958
MAC Address:	z2pmIDlY
Hardware:	TRACKER_T1000_E

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:	77 bytes
Gateway:	!66203958
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 3

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ 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...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!66203958` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (77 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1713387864` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`77` 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`	`1774607211` 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`	`88` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774607214.1556282` 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:	`!66203958`
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:	77 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!66203958", "long_name": "Klc Sensecap", "short_name": "klc2", "macaddr": "z2pmIDlY", "hw_model": "TRACKER_T1000_E" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!66203958", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1713387864, "to": 4294967295, "id": 363285348, "rx_time": 1774607211, "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": 88, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213636323033393538120c4b6c632053656e73656361701a046b6c63322206cf6a66203958284742207734a98ffc4ca6ab4dc26a277a9d364c13a1a55ff8c028c7010b753867d90b3d4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!66203958", "long_name": "Klc Sensecap", "short_name": "klc2", "macaddr": "z2pmIDlY", "hw_model": "TRACKER_T1000_E", "public_key": "dzSpj/xMpqtNwmonep02TBOhpV/4wCjHAQt1OGfZCz0=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (77 bytes)

0a09213636323033393538120c4b6c632053656e73656361701a046b6c63322206cf6a66203958284742207734a98ffc4ca6ab4dc26a277a9d364c13a1a55ff8c028c7010b753867d90b3d4800

Hex Analysis:

Size:	77 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	Relay	Channel	Timestamp	Actions
Klc Sensecap (klc2) Primary	0.000s Reference	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	Current
Klc Sensecap (klc2)	-0.206s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:53 UTC	View
Klc Sensecap (klc2)	-0.170s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:53 UTC	View
Klc Sensecap (klc2)	-0.117s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	-0.094s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	-0.070s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	-0.046s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	-0.022s Before	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.022s After	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.043s After	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.065s After	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.087s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.112s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.135s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.159s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.182s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.203s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.225s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.247s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.269s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.294s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.317s After	Unknown	Unknown	`58` klc2	MediumFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.341s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.364s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.385s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.407s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.429s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.451s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.476s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.499s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.523s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.546s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.567s After	Unknown	Unknown	`58` klc2	ShortFast	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.589s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.610s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.633s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.658s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.681s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.705s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.728s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.749s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.771s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.792s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.815s After	Unknown	Unknown	`58` klc2	ShortTurbo	2026-03-27 10:26:54 UTC	View
Klc Sensecap (klc2)	+0.839s After	Unknown	Unknown	`58` klc2	LongFast	2026-03-27 10:26:54 UTC	View

45

Total Receptions

1

Unique Gateways