Packet #39472165 Success

NODEINFO_APP packet from Meshtastic 4ce0 (4ce0) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39472165
Mesh Packet ID:	`0x1a19b4c2` Used for correlation across gateways
Timestamp:	2026-05-16 06:47:58 UTC
From Node:	Meshtastic 4ce0 (4ce0)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Meshtastic 4ce0 (4ce0)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/7 hops Start: 7, Limit: 7
Relay Node:	`e0` 4ce0 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:	Meshtastic 4ce0
Short Name:	4ce0
Node ID:	!db294ce0
MAC Address:	EFHbKUzg
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:	78 bytes
Gateway:	!db294ce0
Channel:	ShortFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 7

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

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!db294ce0` 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

Field	Value	Type
`from`	`3676916960` 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`	`7` Remaining hops allowed	uint32
`hop_start`	`7` 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`	`1778914066` 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`	`224` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778914078.521955` 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

MQTT-Specific Fields

Gateway ID:	`!db294ce0`
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:	78 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!db294ce0", "long_name": "Meshtastic 4ce0", "short_name": "4ce0", "macaddr": "EFHbKUzg", "hw_model": "HELTEC_V3" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!db294ce0", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3676916960, "to": 4294967295, "id": 437892290, "rx_time": 1778914066, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 224, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216462323934636530120f4d65736874617374696320346365301a043463653022061051db294ce0282b422030b96d3a97350e8d22b1040f932817b8ed8f0144e4a9e0237183311b554f0453", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!db294ce0", "long_name": "Meshtastic 4ce0", "short_name": "4ce0", "macaddr": "EFHbKUzg", "hw_model": "HELTEC_V3", "public_key": "MLltOpc1Do0isQQPkygXuO2PAUTkqeAjcYMxG1VPBFM=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (78 bytes)

0a09216462323934636530120f4d65736874617374696320346365301a043463653022061051db294ce0282b422030b96d3a97350e8d22b1040f932817b8ed8f0144e4a9e0237183311b554f0453

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	Relay	Channel	Timestamp	Actions
Meshtastic 4ce0 (4ce0) Primary	0.000s Reference	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	Current
Meshtastic 4ce0 (4ce0)	-0.530s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:57 UTC	View
Meshtastic 4ce0 (4ce0)	-0.504s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.479s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.455s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.430s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.405s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.381s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.356s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.333s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.310s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.288s Before	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.265s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.240s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.214s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.190s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.166s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.143s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.120s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.097s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.075s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.050s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	-0.025s Before	Unknown	Unknown	`e0` 4ce0	MediumFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.024s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.048s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.070s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.093s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.116s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.142s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.167s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.191s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.216s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.238s After	Unknown	Unknown	`e0` 4ce0	ShortFast	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.261s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.283s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.305s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.330s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.356s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.381s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.405s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.428s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.451s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.474s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:58 UTC	View
Meshtastic 4ce0 (4ce0)	+0.503s After	Unknown	Unknown	`e0` 4ce0	ShortTurbo	2026-05-16 06:47:59 UTC	View
Meshtastic 4ce0 (4ce0)	+0.528s After	Unknown	Unknown	`e0` 4ce0	LongFast	2026-05-16 06:47:59 UTC	View

45

Total Receptions

1

Unique Gateways