Packet #121425 Success

NODEINFO_APP packet from Meshtastic SUL (S.B) to !ffffffff

2
Total Receptions
2
Unique Gateways
4
Hop Count
82
Payload Bytes
Packet Information
Database ID: 121425
Mesh Packet ID: 0xd9aa2b8c
Used for correlation across gateways
Timestamp: 2026-04-10 07:23:03 UTC
From Node: Meshtastic SUL (S.B)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Farense⚽-CL-8 (FAR0)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 4/4 hops
Start: 4, Limit: 0
Relay Node: 43 OLHO
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: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 3adc
Short Name:📟
Node ID:!699b3adc
MAC Address:kHBpmzrc
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:82 bytes
Gateway:!69853aa8
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:4 / 4
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
+ 2 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !69853aa8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 1771780828
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum NODEINFO_APP
NODEINFO_APP 		enum
decoded.payload_length 82 bytes size
hop_limit Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1775805782
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority DEFAULT
Packet priority level 		enum
delayed Not set enum
channel 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 67
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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 (4 hops)
MQTT-Specific Fields
Gateway ID: !69853aa8
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!699b3adc", "long_name": "Meshtastic 3adc", "short_name": "📟", "macaddr": "kHBpmzrc", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 1771780828, "to": 4294967295, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhNjk5YjNhZGMSD01lc2h0YXN0aWMgM2FkYxoE8J+TnyIGkHBpmzrcKG44AUIgk3670HVs0e+5EzNJDJLO0uZX27j1Afn24MS1L2Nqo09IAA==", "bitfield": 1 }, "id": 3651808140, "rx_time": 1775805782, "priority": "DEFAULT", "hop_start": 4, "relay_node": 67, "transport_mechanism": "TRANSPORT_MULTICAST_UDP" }, "channel_id": "LongFast", "gateway_id": "!69853aa8" }, "mesh_packet": { "from": 1771780828, "to": 4294967295, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhNjk5YjNhZGMSD01lc2h0YXN0aWMgM2FkYxoE8J+TnyIGkHBpmzrcKG44AUIgk3670HVs0e+5EzNJDJLO0uZX27j1Afn24MS1L2Nqo09IAA==", "bitfield": 1, "parsed_payload": { "id": "!699b3adc", "long_name": "Meshtastic 3adc", "short_name": "📟", "macaddr": "kHBpmzrc", "hw_model": "HELTEC_V4", "role": "CLIENT_MUTE", "public_key": "k3670HVs0e+5EzNJDJLO0uZX27j1Afn24MS1L2Nqo08=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 3651808140, "rx_time": 1775805782, "priority": "DEFAULT", "hop_start": 4, "relay_node": 67, "transport_mechanism": "TRANSPORT_MULTICAST_UDP" } }
Raw Packet Data (82 bytes)
0a09213639396233616463120f4d65736874617374696320336164631a04f09f939f22069070699b3adc286e38014220937ebbd0756cd1efb91333490c92ced2e657dbb8f501f9f6e0c4b52f636aa34f4800
Hex Analysis:
Size:82 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
Farense⚽-CL-8 (FAR0) Primary 0.000s
Reference 		Unknown Unknown 4 43 OLHO LongFast 2026-04-10 07:23:03 UTC Current
3 hops Gateways that received this packet after 3 hops
30sCard💳-8🇵🇹 (5a1b) +2681.488s
After 		-50.0 dBm 10.75 dB 3 79 0779 LongFast 2026-04-10 08:07:45 UTC View
2

Total Receptions

2

Unique Gateways