Packet #17873213 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: 17873213
Mesh Packet ID: 0x5d894640
Used for correlation across gateways
Timestamp: 2026-03-27 12:59:06 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 1774616346.110441
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 12:59:06 UTC Current
Meshtastic f2f0 (f2f0) -0.470s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.435s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.385s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.349s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.312s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.285s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.258s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.233s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.206s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.177s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.150s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.124s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:05 UTC View
Meshtastic f2f0 (f2f0) -0.097s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) -0.072s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) -0.031s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.037s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.068s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.095s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.123s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.153s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.181s
After 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.207s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.235s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.267s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.299s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.331s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.359s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.388s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.415s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.442s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.471s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.500s
After 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.530s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.565s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.594s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.622s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.648s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.676s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.706s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.735s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.764s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.793s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.824s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:59:06 UTC View
Meshtastic f2f0 (f2f0) +0.850s
After 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:59:06 UTC View
45

Total Receptions

1

Unique Gateways