Packet #17804112 Success

NODEINFO_APP packet from Core-Tastic Duo (CT2U) to !ffffffff

47
Total Receptions
3
Unique Gateways
0
Hop Count
80
Payload Bytes
Packet Information
Database ID: 17804112
Mesh Packet ID: 0xdc517bec
Used for correlation across gateways
Timestamp: 2026-03-27 10:03:42 UTC
From Node: Core-Tastic Duo (CT2U)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: WYK6 - MeshPocket (🔋)
Channel: ShortFast
RSSI: -39 dBm
SNR: 7.0 dBm
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: fc CT2U
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:Core-Tastic Duo
Short Name:CT2U
Node ID:!49b546fc
MAC Address:jP1JtUb8
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:80 bytes
Gateway:!fb13094d
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !fb13094d
Node ID format
channel_id ShortFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1236616956
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 7
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -39.0 dBm
Signal strength at gateway 		int32
rx_snr 7.00 dB
Signal quality at gateway 		float
rx_time 1774605826
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 252
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774605822.1296723
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: ShortFast
  • ✓ 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
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !fb13094d
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -39.0 dBm
SNR: 7.00 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": "!49b546fc", "long_name": "Core-Tastic Duo", "short_name": "CT2U", "macaddr": "jP1JtUb8", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!fb13094d", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1236616956, "to": 4294967295, "id": 3696327660, "rx_time": 1774605826, "rx_snr": 7.0, "rx_rssi": -39, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 252, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213439623534366663120f436f72652d5461737469632044756f1a044354325522068cfd49b546fc286e4220a5c18b1cdf6bb081677e702c82c97492939019694752d814efa0c2cbadf72a284800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!49b546fc", "long_name": "Core-Tastic Duo", "short_name": "CT2U", "macaddr": "jP1JtUb8", "hw_model": "HELTEC_V4", "public_key": "pcGLHN9rsIFnfnAsgsl0kpOQGWlHUtgU76DCy633Kig=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213439623534366663120f436f72652d5461737469632044756f1a044354325522068cfd49b546fc286e4220a5c18b1cdf6bb081677e702c82c97492939019694752d814efa0c2cbadf72a284800
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
WYK6 - MeshPocket (🔋) Primary 0.000s
Reference 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC Current
WYK6 - MeshPocket (🔋) -0.730s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.709s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.674s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.647s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.615s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.594s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.573s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.551s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.526s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.503s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.479s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.450s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK BASE (🏡) -0.428s
Before 		Unknown Unknown 1 28 ACTS , WN30 LongFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.407s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.385s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.361s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.337s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.313s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.290s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.269s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.247s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.226s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.205s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U MediumFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.181s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.156s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.133s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:41 UTC View
WYK6 - MeshPocket (🔋) -0.110s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) -0.089s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) -0.067s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) -0.046s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) -0.024s
Before 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.024s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.048s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortFast 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.071s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.093s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.114s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.135s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.157s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.181s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.205s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.229s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.253s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.274s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.296s
After 		-39.0 dBm 7.00 dB 0 fc CT2U ShortTurbo 2026-03-27 10:03:42 UTC View
WYK6 - MeshPocket (🔋) +0.317s
After 		-39.0 dBm 7.00 dB 0 fc CT2U LongFast 2026-03-27 10:03:42 UTC View
WYK8 AI bot DM ask: (🔮) +0.338s
After 		-47.0 dBm 6.50 dB 0 fc CT2U LongFast 2026-03-27 10:03:42 UTC View
47

Total Receptions

3

Unique Gateways