Packet #2090750 Success

NODEINFO_APP packet from Meshtastic 419c (419c) to !681450a3

19
Total Receptions
19
Unique Gateways
5
Hop Count
80
Payload Bytes
Packet Information
Database ID: 2090750
Mesh Packet ID: 0x2a8e9a4b
Used for correlation across gateways
Timestamp: 2025-11-14 21:18:12 UTC
From Node: Meshtastic 419c (419c)
To Node: !681450a3 (50a3)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 631c (631c)
Channel: LongFast
RSSI: -99 dBm
SNR: -8.25 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Relay Node: bb WyCt
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: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 419c
Short Name:419c
Node ID:!db29419c
MAC Address:EFHbKUGc
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:80 bytes
Gateway:!db51631c
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:5 / 5
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

FieldValue
gateway_id !db51631c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3676914076
Source node ID 		uint32
to 1746161827
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi -99.0 dBm
Signal strength at gateway 		int32
rx_snr -8.25 dB
Signal quality at gateway 		float
rx_time 1763155176
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 187
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1763155092.7418468
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 (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !db51631c
Signal Metrics: RSSI: -99.0 dBm
SNR: -8.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!db29419c", "long_name": "Meshtastic 419c", "short_name": "419c", "macaddr": "EFHbKUGc", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db51631c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3676914076, "to": 1746161827, "id": 713988683, "rx_time": 1763155176, "rx_snr": -8.25, "rx_rssi": -99, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 187, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216462323934313963120f4d65736874617374696320343139631a043431396322061051db29419c282b42207ceaa217be445e6eab4f03d392fe12bdec4d172440916c18a6111965faa30e464800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!db29419c", "long_name": "Meshtastic 419c", "short_name": "419c", "macaddr": "EFHbKUGc", "hw_model": "HELTEC_V3", "public_key": "fOqiF75EXm6rTwPTkv4SvexNFyRAkWwYphEZZfqjDkY=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09216462323934313963120f4d65736874617374696320343139631a043431396322061051db29419c282b42207ceaa217be445e6eab4f03d392fe12bdec4d172440916c18a6111965faa30e464800
Hex Analysis:
Size:80 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
Meshtastic 631c (631c) Primary 0.000s
Reference 		-99.0 dBm -8.25 dB 5 bb WyCt LongFast 2025-11-14 21:18:12 UTC Current
CBZ0 🚕 mobile (CBZ0) -30.597s
Before 		-114.0 dBm -10.50 dB 1 06 Kden , JLO2 , RSR1 , AMR1 LongFast 2025-11-14 21:17:42 UTC View
dkTowerBot (dkTB) -17.141s
Before 		-103.0 dBm -12.00 dB 2 4c JLY3 , SST LongFast 2025-11-14 21:17:55 UTC View
https://nyme.sh | Xoder (MERB) -9.527s
Before 		-118.0 dBm -7.25 dB 3 35 JLX5 LongFast 2025-11-14 21:18:03 UTC View
K2XAP V4 MS (XAP4) -8.834s
Before 		-68.0 dBm -1.25 dB 3 c9 Penn LongFast 2025-11-14 21:18:03 UTC View
MeshM0xie (M0x) -8.819s
Before 		-99.0 dBm -7.25 dB 3 c9 Penn LongFast 2025-11-14 21:18:03 UTC View
ClaremontWx.net (CmWx) -8.798s
Before 		-79.0 dBm 4.00 dB 3 c9 Penn LongFast 2025-11-14 21:18:03 UTC View
DRP1 Chelsea (DRP1) -8.495s
Before 		-77.0 dBm 6.75 dB 3 c9 Penn , JLX3 LongFast 2025-11-14 21:18:04 UTC View
1 MW 1 West Side | https://nyme.sh (1MW1) -8.087s
Before 		-105.0 dBm -1.25 dB 3 c9 Penn LongFast 2025-11-14 21:18:04 UTC View
Steiner Studios Tower (SST) -7.049s
Before 		-119.0 dBm -11.75 dB 4 a8 24a8 LongFast 2025-11-14 21:18:05 UTC View
beefy w1 (BFY) -6.454s
Before 		-122.0 dBm -10.75 dB 4 28 LongFast 2025-11-14 21:18:06 UTC View
Claudiopolis-440c (440c) -6.341s
Before 		-93.0 dBm -6.75 dB 4 28 b028 , 8b28 LongFast 2025-11-14 21:18:06 UTC View
YMH 2 @ Your Mom’s House (YMH2) -5.624s
Before 		-64.0 dBm -2.50 dB 4 90 NLG1 LongFast 2025-11-14 21:18:07 UTC View
aurelia (🧚) +4.795s
After 		-111.0 dBm -5.00 dB 5 - LongFast 2025-11-14 21:18:17 UTC View
Gowanus Soda (p1p) +5.394s
After 		-101.0 dBm -2.75 dB 4 96 LongFast 2025-11-14 21:18:18 UTC View
Meshtastic 1ca3 (1ca3) +5.422s
After 		-118.0 dBm -11.00 dB 4 96 LongFast 2025-11-14 21:18:18 UTC View
K2XAP / nyme.sh (XAP) +19.958s
After 		-45.0 dBm 6.00 dB 3 57 CmWx LongFast 2025-11-14 21:18:32 UTC View
🐎📨 mobile (📨) +20.074s
After 		-119.0 dBm -15.00 dB 3 57 CmWx LongFast 2025-11-14 21:18:32 UTC View
DRP0 Astoria (DRP0) +77.575s
After 		-114.0 dBm -11.00 dB 4 b2 😴 , CBZ1 LongFast 2025-11-14 21:19:30 UTC View
19

Total Receptions

19

Unique Gateways