Packet #5935875 Success

NODEINFO_APP packet from TGRK-MT-1 (TGMT) to !ffffffff

27
Total Receptions
20
Unique Gateways
7
Hop Count
74
Payload Bytes
Packet Information
Database ID: 5935875
Mesh Packet ID: 0xd67969b8
Used for correlation across gateways
Timestamp: 2026-01-14 16:40:20 UTC
From Node: TGRK-MT-1 (TGMT)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Tsaritsyno_KB_U_868 (KBU8)
Channel: LongFast
RSSI: -49 dBm
SNR: 6.0 dBm
Hop Info: 7/7 hops
Start: 7, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 74 bytes
Decoded: Yes
Decoded Data:
Long Name:TGRK-MT-1
Short Name:TGMT
Node ID:!6982931c
MAC Address:kHBpgpMc
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:74 bytes
Gateway:!db2964b0
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:7 / 7
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 !db2964b0
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (74 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1770165020
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 74 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi -49.0 dBm
Signal strength at gateway 		int32
rx_snr 6.00 dB
Signal quality at gateway 		float
rx_time 1768398017
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 172
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1768398020.249903
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 (7 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !db2964b0
Signal Metrics: RSSI: -49.0 dBm
SNR: 6.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:74 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!6982931c", "long_name": "TGRK-MT-1", "short_name": "TGMT", "macaddr": "kHBpgpMc", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2964b0", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770165020, "to": 4294967295, "id": 3598281144, "rx_time": 1768398017, "rx_snr": 6.0, "rx_rssi": -49, "hop_limit": 0, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 172, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921363938323933316312095447524b2d4d542d311a0454474d54220690706982931c286e42206ba731217595775c3d78f1def9a96ad4ff6e838e1a87a13f9ad1922c898e70584800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!6982931c", "long_name": "TGRK-MT-1", "short_name": "TGMT", "macaddr": "kHBpgpMc", "hw_model": "HELTEC_V4", "public_key": "a6cxIXWVd1w9ePHe+alq1P9ug44ah6E/mtGSLImOcFg=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (74 bytes)
0a0921363938323933316312095447524b2d4d542d311a0454474d54220690706982931c286e42206ba731217595775c3d78f1def9a96ad4ff6e838e1a87a13f9ad1922c898e70584800
Hex Analysis:
Size:74 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
Tsaritsyno_KB_U_868 (KBU8) Primary 0.000s
Reference 		-49.0 dBm 6.00 dB 7 LongFast 2026-01-14 16:40:20 Current
ZA_MKAD_22_868_1 (8681) -54.188s
Before 		-137.0 dBm -14.00 dB 1 LongFast 2026-01-14 16:39:26 View
Dragon868-1 (D1) -54.140s
Before 		-103.0 dBm -0.75 dB 1 LongFast 2026-01-14 16:39:26 View
NODE_SOLAR_868 (8682) -53.870s
Before 		Unknown Unknown 2 LongFast 2026-01-14 16:39:26 View
HOPS GW (ZER0) -51.154s
Before 		-103.0 dBm -17.50 dB 7 LongFast 2026-01-14 16:39:29 View
Aster-02 (AST2) -50.757s
Before 		-91.0 dBm -8.00 dB 2 LongFast 2026-01-14 16:39:29 View
Koptevo-8-MQTT (BM8M) -33.399s
Before 		-117.0 dBm -15.50 dB 2 LongFast 2026-01-14 16:39:46 View
Butyrskaya 868 (But8) -33.266s
Before 		-102.0 dBm -1.50 dB 2 LongFast 2026-01-14 16:39:46 View
Koptevo-8-MQTT (BM8M) -33.133s
Before 		-117.0 dBm -15.50 dB 7 LongFast 2026-01-14 16:39:47 View
Medved GW8 (MED8) -32.368s
Before 		-104.0 dBm -1.75 dB 4 LongFast 2026-01-14 16:39:47 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -18.647s
Before 		-112.0 dBm -12.75 dB 3 LongFast 2026-01-14 16:40:01 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -18.258s
Before 		-112.0 dBm -12.75 dB 7 LongFast 2026-01-14 16:40:01 View
Fostral (FSTR) -12.044s
Before 		-84.0 dBm -16.50 dB 4 LongFast 2026-01-14 16:40:08 View
SYSXX YGW8 (SXY8) -11.641s
Before 		-100.0 dBm -11.50 dB 4 LongFast 2026-01-14 16:40:08 View
EGarpunov 2 868 (Base) (BAO) (EG28) -11.526s
Before 		-115.0 dBm -11.75 dB 4 LongFast 2026-01-14 16:40:08 View
Fostral (FSTR) -11.492s
Before 		-84.0 dBm -16.50 dB 7 LongFast 2026-01-14 16:40:08 View
patch866 (pth8) -10.071s
Before 		-70.0 dBm 2.00 dB 4 LongFast 2026-01-14 16:40:10 View
BBS Восток (DM📲) (BBSv) -9.285s
Before 		-86.0 dBm 3.00 dB 5 LongFast 2026-01-14 16:40:10 View
hmbm (f55c) -8.923s
Before 		-102.0 dBm -2.00 dB 5 LongFast 2026-01-14 16:40:11 View
Tsaritsyno_KB_U_868 (KBU8) -0.413s
Before 		-49.0 dBm 6.00 dB 7 LongFast 2026-01-14 16:40:19 View
SYSXX OGW8 (SXG8) +7.834s
After 		-53.0 dBm 7.00 dB 5 LongFast 2026-01-14 16:40:28 View
SYSXX OGW8 (SXG8) +8.095s
After 		-53.0 dBm 7.00 dB 7 LongFast 2026-01-14 16:40:28 View
SYSXX BGW8 (SXB8) +8.524s
After 		-5.0 dBm 7.25 dB 5 LongFast 2026-01-14 16:40:28 View
RN3ABX Georgy 2 (ABX2) +19.143s
After 		-103.0 dBm 2.00 dB 6 LongFast 2026-01-14 16:40:39 View
RN3ABX Georgy 2 (ABX2) +19.539s
After 		-103.0 dBm 2.00 dB 7 LongFast 2026-01-14 16:40:39 View
Zamkad8 (zmkd) +186.618s
After 		-116.0 dBm -13.00 dB 2 LongFast 2026-01-14 16:43:26 View
Zamkad8 (zmkd) +186.828s
After 		-116.0 dBm -13.00 dB 7 LongFast 2026-01-14 16:43:27 View
27

Total Receptions

20

Unique Gateways