Packet #17873209 Success

NODEINFO_APP packet from Meshtastic f2f0 (f2f0) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
80
Payload Bytes
Packet Information
Database ID: 17873209
Mesh Packet ID: 0x5d894640
Used for correlation across gateways
Timestamp: 2026-03-27 12:59:05 UTC
From Node: Meshtastic f2f0 (f2f0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic f2f0 (f2f0)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: f0 f2f0
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 f2f0
Short Name:f2f0
Node ID:!433ef2f0
MAC Address:SMpDPvLw
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:!433ef2f0
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433ef2f0
Node ID format
channel_id MediumFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1128198896
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 3
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774616342
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 10
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 240
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774616345.9859934
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: MediumFast
  • ✓ 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
MQTT-Specific Fields
Gateway ID: !433ef2f0
Zero Hop Policy: Enabled
Direct gateway connection
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": "!433ef2f0", "long_name": "Meshtastic f2f0", "short_name": "f2f0", "macaddr": "SMpDPvLw", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433ef2f0", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128198896, "to": 4294967295, "id": 1569277504, "rx_time": 1774616342, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 240, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433336566326630120f4d65736874617374696320663266301a0466326630220648ca433ef2f0282b42204bd1746c8a4478b14fa592daa711d00a80294946c942f2a418ff5224fd30bf624800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!433ef2f0", "long_name": "Meshtastic f2f0", "short_name": "f2f0", "macaddr": "SMpDPvLw", "hw_model": "HELTEC_V3", "public_key": "S9F0bIpEeLFPpZLapxHQCoApSUbJQvKkGP9SJP0wv2I=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213433336566326630120f4d65736874617374696320663266301a0466326630220648ca433ef2f0282b42204bd1746c8a4478b14fa592daa711d00a80294946c942f2a418ff5224fd30bf624800
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 f2f0 (f2f0) Primary 0.000s
Reference 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:05 UTC Current
Meshtastic f2f0 (f2f0) -0.345s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.310s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.260s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.225s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.188s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.160s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.133s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.108s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.082s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.053s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.026s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) +0.028s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.053s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.093s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.124s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.162s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.192s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.219s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.248s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.278s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.305s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.332s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.360s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.392s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.424s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.456s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.484s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.512s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.540s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.567s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.595s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.625s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.654s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.690s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.719s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.746s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.773s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.801s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.831s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.859s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.888s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.918s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.949s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.975s
After 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:06 UTC View
45

Total Receptions

1

Unique Gateways