Packet #17691163 Success

NODEINFO_APP packet from DIR Rooftop (DIR) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17691163
Mesh Packet ID:	`0xe44a3d86` Used for correlation across gateways
Timestamp:	2026-03-27 03:59:42 UTC
From Node:	DIR Rooftop (DIR)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	DIR Rooftop (DIR)
Channel:	MediumFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/4 hops Start: 4, Limit: 4
Relay Node:	`3c` DIR 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:	DIR Rooftop
Short Name:	DIR
Node ID:	!6985083c
MAC Address:	kHBphQg8
Hardware:	HELTEC_V4

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:	!6985083c
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 4

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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`	`!6985083c` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (77 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1770326076` 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`	`4` Remaining hops allowed	uint32
`hop_start`	`4` 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`	`1774583983` 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`	`60` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774583982.9667263` 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: MediumFast
✓ 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:	`!6985083c`
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": "!6985083c", "long_name": "DIR Rooftop", "short_name": "DIR", "macaddr": "kHBphQg8", "hw_model": "HELTEC_V4" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770326076, "to": 4294967295, "id": 3830070662, "rx_time": 1774583983, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 60, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213639383530383363120b44495220526f6f66746f701a03444952220690706985083c286e38024220524d4d844571275343e1dab92a977e02f3fecabd90e210b16e8ddb120115bd374800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!6985083c", "long_name": "DIR Rooftop", "short_name": "DIR", "macaddr": "kHBphQg8", "hw_model": "HELTEC_V4", "role": "ROUTER", "public_key": "Uk1NhEVxJ1ND4dq5Kpd+AvP+yr2Q4hCxbo3bEgEVvTc=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (77 bytes)

0a09213639383530383363120b44495220526f6f66746f701a03444952220690706985083c286e38024220524d4d844571275343e1dab92a977e02f3fecabd90e210b16e8ddb120115bd374800

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
DIR Rooftop (DIR) Primary	0.000s Reference	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	Current
DIR Rooftop (DIR)	-0.494s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.462s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.435s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.406s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.384s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.363s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.341s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.320s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.296s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.271s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.248s Before	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.224s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.203s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.181s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.160s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.139s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.115s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.090s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.066s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.043s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	-0.022s Before	Unknown	Unknown	`3c` DIR	MediumFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	+0.021s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:42 UTC	View
DIR Rooftop (DIR)	+0.042s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.066s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.090s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.114s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.137s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.159s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.180s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.201s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.222s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.247s After	Unknown	Unknown	`3c` DIR	ShortFast	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.269s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.298s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.322s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.343s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.375s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.396s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.418s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.442s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.466s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.490s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.513s After	Unknown	Unknown	`3c` DIR	ShortTurbo	2026-03-27 03:59:43 UTC	View
DIR Rooftop (DIR)	+0.535s After	Unknown	Unknown	`3c` DIR	LongFast	2026-03-27 03:59:43 UTC	View

45

Total Receptions

1

Unique Gateways