Packet #39506990 Success

NODEINFO_APP packet from Nodegecko 03 (NG03) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39506990
Mesh Packet ID:	`0x303a53b8` Used for correlation across gateways
Timestamp:	2026-05-16 09:00:16 UTC
From Node:	Nodegecko 03 (NG03)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Bionicandroid 2 (DAN)
Channel:	LongFast
RSSI:	-94 dBm
SNR:	-2.0 dBm
Hop Info:	2/3 hops Start: 3, Limit: 1
Relay Node:	`aa` Last byte of the last hop that relayed this packet

Payload Data

Protocol: NODEINFO_APP

Size: 77 bytes

Decoded: Yes

Decoded Data:

Long Name:	Nodegecko 03
Short Name:	NG03
Node ID:	!435773a8
MAC Address:	SMpDV3Oo
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:	77 bytes
Gateway:	!b03d10e4
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	2 / 3

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!b03d10e4` 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`	`1129804712` 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`	`1` Remaining hops allowed	uint32
`hop_start`	`3` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-94.0` dBm Signal strength at gateway	int32
`rx_snr`	`-2.00` dB Signal quality at gateway	float
`rx_time`	`1778922015` 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`	`170` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778922016.4484878` 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

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!b03d10e4`
Signal Metrics:	RSSI: -94.0 dBm SNR: -2.00 dB

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": "!435773a8", "long_name": "Nodegecko 03", "short_name": "NG03", "macaddr": "SMpDV3Oo", "hw_model": "HELTEC_V3" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!b03d10e4", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129804712, "to": 4294967295, "id": 809128888, "rx_time": 1778922015, "rx_snr": -2.0, "rx_rssi": -94, "hop_limit": 1, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 170, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433353737336138120c4e6f64656765636b6f2030331a044e473033220648ca435773a8282b4220bf267ce591cfee7c92e289e90d5ddcfd39b2f3f74ceb37587c8e2d13839ec6064800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!435773a8", "long_name": "Nodegecko 03", "short_name": "NG03", "macaddr": "SMpDV3Oo", "hw_model": "HELTEC_V3", "public_key": "vyZ85ZHP7nyS4onpDV3c/Tmy8/dM6zdYfI4tE4OexgY=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (77 bytes)

0a09213433353737336138120c4e6f64656765636b6f2030331a044e473033220648ca435773a8282b4220bf267ce591cfee7c92e289e90d5ddcfd39b2f3f74ceb37587c8e2d13839ec6064800

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	Hops	Relay	Channel	Timestamp	Actions
Bionicandroid 2 (DAN) Primary	0.000s Reference	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	Current
Bionicandroid 2 (DAN)	+0.021s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.039s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.056s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.076s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.096s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.120s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.141s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.160s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.177s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.197s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.214s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.233s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.253s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.273s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.292s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.311s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.330s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.348s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.368s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.403s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.428s After	-94.0 dBm	-2.00 dB	2	`aa`	MediumFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.451s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.471s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.496s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.514s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.531s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.548s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:16 UTC	View
Bionicandroid 2 (DAN)	+0.566s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.586s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.606s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.626s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.644s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortFast	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.663s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.684s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.706s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.727s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.751s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.772s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.792s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.810s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.827s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.844s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.862s After	-94.0 dBm	-2.00 dB	2	`aa`	ShortTurbo	2026-05-16 09:00:17 UTC	View
Bionicandroid 2 (DAN)	+0.882s After	-94.0 dBm	-2.00 dB	2	`aa`	LongFast	2026-05-16 09:00:17 UTC	View

45

Total Receptions

1

Unique Gateways