Packet #2558839 Success

NODEINFO_APP packet from corruptedstack heltec V4 | nyme.sh (dmb#) to Meshtastic 24a8 (24a8)

Total Receptions

Unique Gateways

Hop Count

101

Payload Bytes

Packet Information

Database ID:	2558839
Mesh Packet ID:	`0x735d9da2` Used for correlation across gateways
Timestamp:	2025-11-21 17:40:31 UTC
From Node:	corruptedstack heltec V4 \| nyme.sh (dmb#)
To Node:	Meshtastic 24a8 (24a8)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	P3NY Pony Express Solar (P3NY)
Channel:	LongFast
RSSI:	-113 dBm
SNR:	-4.25 dBm
Hop Info:	3/7 hops Start: 7, Limit: 4
Relay Node:	`c9` Last byte of the last hop that relayed this packet

Payload Data

Protocol: NODEINFO_APP

Size: 101 bytes

Decoded: Yes

Decoded Data:

Long Name:	corruptedstack Portable V4 \| nyme.sh
Short Name:	dmb#
Node ID:	!6982c170
MAC Address:	kHBpgsFw
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:	101 bytes
Gateway:	!bd82aa88
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	3 / 7

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...

Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!bd82aa88` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (101 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1770176880` Source node ID	uint32
`to`	`861938856` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`101` bytes	size
`hop_limit`	`4` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-113.0` dBm Signal strength at gateway	int32
`rx_snr`	`-4.25` dB Signal quality at gateway	float
`rx_time`	`1763746928` 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`	`201` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1763746831.9511328` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
✓ Gateway node ID tracked

Exposure Risks:

⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!bd82aa88`
Signal Metrics:	RSSI: -113.0 dBm SNR: -4.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	101 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!6982c170", "long_name": "corruptedstack Portable V4 | nyme.sh", "short_name": "dmb#", "macaddr": "kHBpgsFw", "hw_model": "HELTEC_V4" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!bd82aa88", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770176880, "to": 861938856, "id": 1935515042, "rx_time": 1763746928, "rx_snr": -4.25, "rx_rssi": -113, "hop_limit": 4, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 201, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092136393832633137301224636f72727570746564737461636b20506f727461626c65205634207c206e796d652e73681a04646d6223220690706982c170286e422083d98d6eb8611bccf282bdab7fa87567e4926cc3d37fea36087cc60ab261ef4e4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!6982c170", "long_name": "corruptedstack Portable V4 | nyme.sh", "short_name": "dmb#", "macaddr": "kHBpgsFw", "hw_model": "HELTEC_V4", "public_key": "g9mNbrhhG8zygr2rf6h1Z+SSbMPTf+o2CHzGCrJh704=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (101 bytes)

0a092136393832633137301224636f72727570746564737461636b20506f727461626c65205634207c206e796d652e73681a04646d6223220690706982c170286e422083d98d6eb8611bccf282bdab7fa87567e4926cc3d37fea36087cc60ab261ef4e4800

Hex Analysis:

Size:	101 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
P3NY Pony Express Solar (P3NY) Primary	0.000s Reference	-113.0 dBm	-4.25 dB	3	`c9`	LongFast	2025-11-21 17:40:31 UTC	Current
Claudiopolis-440c (440c)	-7.141s Before	-78.0 dBm	4.50 dB	0	`70` dmb#	LongFast	2025-11-21 17:40:24 UTC	View
DRP1 Chelsea (DRP1)	-3.604s Before	-107.0 dBm	-5.50 dB	1	`e9` pab , dmbl	LongFast	2025-11-21 17:40:28 UTC	View
ClaremontWx.net (CmWx)	-2.657s Before	-86.0 dBm	1.00 dB	2	`48` VYL0 , CWM1	LongFast	2025-11-21 17:40:29 UTC	View
dkTowerBot (dkTB)	-1.953s Before	-102.0 dBm	-14.00 dB	2	`28` b028	LongFast	2025-11-21 17:40:29 UTC	View
1 MW 1 West Side \| https://nyme.sh (1MW1)	-1.668s Before	-118.0 dBm	-14.00 dB	1	-	LongFast	2025-11-21 17:40:30 UTC	View
K2XAP V4 MS (XAP4)	-0.383s Before	-67.0 dBm	1.25 dB	3	`c9` Penn	LongFast	2025-11-21 17:40:31 UTC	View
Steiner Studios Tower (SST)	-0.370s Before	-116.0 dBm	-12.75 dB	3	`c9` Penn , JLX3	LongFast	2025-11-21 17:40:31 UTC	View
K2XAP / nyme.sh (XAP)	-0.127s Before	-126.0 dBm	-12.00 dB	3	`c9` Penn , JLX3	LongFast	2025-11-21 17:40:31 UTC	View
LORSANGE (LORS)	-0.054s Before	-111.0 dBm	-9.50 dB	3	`c9` Penn	LongFast	2025-11-21 17:40:31 UTC	View
CBZ0 🚕 mobile (CBZ0)	+0.038s After	-113.0 dBm	-6.50 dB	3	`c9` Penn , JLX3	LongFast	2025-11-21 17:40:31 UTC	View
Sunset Soda (p8p)	+1.487s After	-127.0 dBm	-18.75 dB	3	`57` CmWx	LongFast	2025-11-21 17:40:33 UTC	View
DRP0 Astoria (DRP0)	+1.730s After	-95.0 dBm	3.00 dB	4	`b2` 😴 , CBZ1	LongFast	2025-11-21 17:40:33 UTC	View
Nicomachus 🏃 (ncmp)	+4.035s After	-111.0 dBm	-2.75 dB	4	-	LongFast	2025-11-21 17:40:35 UTC	View
YMH 1 @ Your Mom’s House (YMH1)	+5.433s After	-108.0 dBm	-2.75 dB	5	`7b` 4b7b	LongFast	2025-11-21 17:40:37 UTC	View
bit0fun \| nyme.sh (🟠)	+13.068s After	-111.0 dBm	-15.25 dB	6	`6b` 4b6b	LongFast	2025-11-21 17:40:45 UTC	View
K2XAP V4 MS (XAP4)	+21.708s After	-84.0 dBm	-14.50 dB	1	`0c` XAP2 , MG , 440c	LongFast	2025-11-21 17:40:53 UTC	View
Gowanus Soda (p1p)	+72.647s After	-92.0 dBm	2.00 dB	6	`23` P4NY	LongFast	2025-11-21 17:41:44 UTC	View
Meshtastic 631c (631c)	+72.659s After	-89.0 dBm	0.75 dB	6	`23` P4NY	LongFast	2025-11-21 17:41:44 UTC	View
Meshtastic e41a (GRBT)	+72.825s After	-115.0 dBm	-5.75 dB	6	`23` P4NY	LongFast	2025-11-21 17:41:44 UTC	View
MeshM0xie (M0x)	+604.307s After	-107.0 dBm	-12.75 dB	4	`88` P3NY	LongFast	2025-11-21 17:50:36 UTC	View

21

Total Receptions

20

Unique Gateways