Packet #17945491 Success

NODEINFO_APP packet from Kraken (Base) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17945491
Mesh Packet ID:	`0x8ace6125` Used for correlation across gateways
Timestamp:	2026-03-27 17:21:32 UTC
From Node:	Kraken (Base)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Tracer-Mesh-bd1c (bd1c)
Channel:	ShortFast
RSSI:	-105 dBm
SNR:	-5.5 dBm
Hop Info:	0/5 hops Start: 5, Limit: 5
Relay Node:	`84` Base 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: 71 bytes

Decoded: Yes

Decoded Data:

Long Name:	Kraken
Short Name:	Base
Node ID:	!16c3f684
MAC Address:	mKMWw/aE
Hardware:	STATION_G2

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:	71 bytes
Gateway:	!9ea0bd1c
Channel:	ShortFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 5

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

Field	Value
`gateway_id`	`!9ea0bd1c` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (71 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`381941380` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`71` bytes	size
`hop_limit`	`5` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`0` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-105.0` dBm Signal strength at gateway	int32
`rx_snr`	`-5.50` dB Signal quality at gateway	float
`rx_time`	`1774632089` 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`	`132` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774632092.1786406` 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:	`!9ea0bd1c`
Zero Hop Policy:	Enabled Direct gateway connection
Signal Metrics:	RSSI: -105.0 dBm SNR: -5.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	71 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!16c3f684", "long_name": "Kraken", "short_name": "Base", "macaddr": "mKMWw/aE", "hw_model": "STATION_G2" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9ea0bd1c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 381941380, "to": 4294967295, "id": 2328781093, "rx_time": 1774632089, "rx_snr": -5.5, "rx_rssi": -105, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 132, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921313663336636383412064b72616b656e1a0442617365220698a316c3f684281f4220c10c16d31a929bc329380e8dc03bd902a66df51306c5f472ef3f3893c2562b524801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!16c3f684", "long_name": "Kraken", "short_name": "Base", "macaddr": "mKMWw/aE", "hw_model": "STATION_G2", "public_key": "wQwW0xqSm8MpOA6NwDvZAqZt9RMGxfRy7z84k8JWK1I=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (71 bytes)

0a0921313663336636383412064b72616b656e1a0442617365220698a316c3f684281f4220c10c16d31a929bc329380e8dc03bd902a66df51306c5f472ef3f3893c2562b524801

Hex Analysis:

Size:	71 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
Tracer-Mesh-bd1c (bd1c) Primary	0.000s Reference	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	Current
Tracer-Mesh-bd1c (bd1c)	-0.713s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.694s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.659s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.629s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.605s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.581s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.557s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.535s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.514s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.492s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.471s Before	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.446s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.422s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.398s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.373s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.351s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.330s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.308s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.286s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.262s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.229s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.206s Before	-105.0 dBm	-5.50 dB	`84` Base	MediumFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.183s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:31 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.162s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.140s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.118s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.095s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.071s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.047s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	-0.023s Before	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.021s After	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.044s After	-105.0 dBm	-5.50 dB	`84` Base	ShortFast	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.065s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.088s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.113s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.137s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.161s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.182s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.203s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.225s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.246s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.269s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.293s After	-105.0 dBm	-5.50 dB	`84` Base	ShortTurbo	2026-03-27 17:21:32 UTC	View
Tracer-Mesh-bd1c (bd1c)	+0.320s After	-105.0 dBm	-5.50 dB	`84` Base	LongFast	2026-03-27 17:21:32 UTC	View

45

Total Receptions

1

Unique Gateways