Packet #5880951 Success

NODEINFO_APP packet from Meshtastic fc40 (fc40) to !ffffffff

28
Total Receptions
22
Unique Gateways
2
Hop Count
80
Payload Bytes
Packet Information
Database ID: 5880951
Mesh Packet ID: 0xec9dc6fa
Used for correlation across gateways
Timestamp: 2026-01-14 06:58:29 UTC
From Node: Meshtastic fc40 (fc40)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Aster-02 (AST2)
Channel: LongFast
RSSI: -103 dBm
SNR: -16.5 dBm
Hop Info: 2/5 hops
Start: 5, Limit: 3
Payload Data
Protocol: NODEINFO_APP
Size: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic fc40
Short Name:fc40
Node ID:!9e77fc40
MAC Address:8J6ed/xA
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:!b2a78a88
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:2 / 5
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

FieldValue
gateway_id !b2a78a88
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 2658663488
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -103.0 dBm
Signal strength at gateway 		int32
rx_snr -16.50 dB
Signal quality at gateway 		float
rx_time 1768363108
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 216
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1768363109.6518846
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: !b2a78a88
Signal Metrics: RSSI: -103.0 dBm
SNR: -16.50 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": "!9e77fc40", "long_name": "Meshtastic fc40", "short_name": "fc40", "macaddr": "8J6ed/xA", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b2a78a88", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658663488, "to": 4294967295, "id": 3969763066, "rx_time": 1768363108, "rx_snr": -16.5, "rx_rssi": -103, "hop_limit": 3, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 216, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965373766633430120f4d65736874617374696320666334301a04666334302206f09e9e77fc40282b4220a8c2b6646992a7b9bbbb79fd06ac98f676ab1b378e42dfbfdd886382d9d3044b4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e77fc40", "long_name": "Meshtastic fc40", "short_name": "fc40", "macaddr": "8J6ed/xA", "hw_model": "HELTEC_V3", "public_key": "qMK2ZGmSp7m7u3n9BqyY9narGzeOQt+/3YhjgtnTBEs=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213965373766633430120f4d65736874617374696320666334301a04666334302206f09e9e77fc40282b4220a8c2b6646992a7b9bbbb79fd06ac98f676ab1b378e42dfbfdd886382d9d3044b4800
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 Channel Timestamp Actions
Aster-02 (AST2) Primary 0.000s
Reference 		-103.0 dBm -16.50 dB 2 LongFast 2026-01-14 06:58:29 Current
SYSXX BGW8 (SXB8) -5.811s
Before 		-114.0 dBm -7.50 dB 1 LongFast 2026-01-14 06:58:23 View
Koptevo-8-MQTT (BM8M) -5.569s
Before 		-118.0 dBm -15.50 dB 1 LongFast 2026-01-14 06:58:24 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -5.486s
Before 		-95.0 dBm -2.25 dB 1 LongFast 2026-01-14 06:58:24 View
HOPS GW (ZER0) -5.340s
Before 		-68.0 dBm 4.25 dB 5 LongFast 2026-01-14 06:58:24 View
ZA_MKAD_22_868_1 (8681) -0.108s
Before 		-137.0 dBm -15.50 dB 2 LongFast 2026-01-14 06:58:29 View
Dragon868-1 (D1) +0.083s
After 		-104.0 dBm -3.25 dB 2 LongFast 2026-01-14 06:58:29 View
ZA_MKAD_22_433_2 (4332) +0.158s
After 		Unknown Unknown 3 LongFast 2026-01-14 06:58:29 View
ZA_MKAD_22_868_1 (8681) +0.244s
After 		-137.0 dBm -15.50 dB 5 LongFast 2026-01-14 06:58:29 View
NODE_SOLAR_868 (8682) +0.322s
After 		Unknown Unknown 3 LongFast 2026-01-14 06:58:29 View
Keyhost GW8 (KHS8) +2.714s
After 		-113.0 dBm -12.25 dB 2 LongFast 2026-01-14 06:58:32 View
SYSXX YGW8 (SXY8) +5.117s
After 		Unknown 6.25 dB 3 LongFast 2026-01-14 06:58:34 View
SYSXX OGW8 (SXG8) +5.311s
After 		-68.0 dBm 6.75 dB 3 LongFast 2026-01-14 06:58:34 View
Zamkad8 (zmkd) +8.596s
After 		-123.0 dBm -11.75 dB 3 LongFast 2026-01-14 06:58:38 View
Zamkad8 (zmkd) +9.084s
After 		-123.0 dBm -11.75 dB 5 LongFast 2026-01-14 06:58:38 View
RN3ABX Georgy 2 (ABX2) +9.713s
After 		-101.0 dBm Unknown 4 LongFast 2026-01-14 06:58:39 View
Fostral (FSTR) +17.101s
After 		-82.0 dBm -15.75 dB 3 LongFast 2026-01-14 06:58:46 View
EGarpunov 2 868 (Base) (BAO) (EG28) +17.147s
After 		-112.0 dBm -11.00 dB 3 LongFast 2026-01-14 06:58:46 View
Fostral (FSTR) +17.364s
After 		-82.0 dBm -15.75 dB 5 LongFast 2026-01-14 06:58:47 View
BBS Восток (DM📲) (BBSv) +19.075s
After 		-47.0 dBm 6.00 dB 4 LongFast 2026-01-14 06:58:48 View
patch866 (pth8) +19.476s
After 		-66.0 dBm 0.75 dB 3 LongFast 2026-01-14 06:58:49 View
Korolyok h0use (K8k*) +20.645s
After 		-112.0 dBm -1.25 dB 4 LongFast 2026-01-14 06:58:50 View
Korolyok h0use (K8k*) +21.002s
After 		-112.0 dBm -1.25 dB 5 LongFast 2026-01-14 06:58:50 View
Tsaritsyno_KB_U_868 (KBU8) +21.903s
After 		-123.0 dBm -12.00 dB 5 LongFast 2026-01-14 06:58:51 View
Butyrskaya 868 (But8) +32.704s
After 		-112.0 dBm -12.50 dB 5 LongFast 2026-01-14 06:59:02 View
Butyrskaya 868 (But8) +32.990s
After 		-112.0 dBm -12.50 dB 5 LongFast 2026-01-14 06:59:02 View
VEGA 6d78 (VEGA) +431.114s
After 		-90.0 dBm -11.75 dB 4 LongFast 2026-01-14 07:05:40 View
VEGA 6d78 (VEGA) +431.400s
After 		-90.0 dBm -11.75 dB 5 LongFast 2026-01-14 07:05:41 View
28

Total Receptions

22

Unique Gateways