Packet #18008436 Success

TRACEROUTE_APP packet from Zapp Mobile (Zapp) to !4d5e2a8e

1
Total Receptions
1
Unique Gateways
3
Hop Count
37
Payload Bytes
Packet Information
Database ID: 18008436
Mesh Packet ID: 0xa4679481
Used for correlation across gateways
Timestamp: 2026-03-27 21:01:51 UTC
From Node: Zapp Mobile (Zapp)
To Node: !4d5e2a8e (2a8e)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Pooty Base (POOT)
Channel: Custom
RSSI: -95 dBm
SNR: 1.25 dBm
Hop Info: 3/7 hops
Start: 7, Limit: 4
Relay Node: 18
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TRACEROUTE_APP
Size: 37 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: !9b4ff83c → !3839f73d → !a2ea0d18
Hop Count: 2 hops
Status: Incomplete - Final destination not reached
SNR Towards: -15.5 dB 5.75 dB -12.0 dB
Route Visualization

Loading route map...

Map shows the geographic path if nodes have shared location data.
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Zapp Mobile (Zapp) !9b4ff83c Unknown -15.5 dB Origin Hops
2 !9b4ff83c !3839f73d Unknown 5.75 dB Relay Hops
3 !3839f73d !a2ea0d18 Unknown -12.0 dB Relay Hops
Traceroute incomplete - Final destination not reached
Combined Traceroute Graph
Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

Building graph...

This can take a few seconds on large graphs.

Legend & Paths
Nodes
🔄 Router Node
📡 Gateway Node
🚀 Source Node
🎯 Target Node
Connections
RF Link
Gateway Connection
Direct Reception (0 hops)
Packet Paths
Loading paths...
FastSlow
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:37 bytes
Gateway:!1de9da28
Channel:Custom
Payload Type:TRACEROUTE_APP
Hop Count:3 / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !1de9da28
Node ID format
channel_id Custom
packet MeshPacket (37 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2661321940
Source node ID 		uint32
to 1298016910
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 37 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -95.0 dBm
Signal strength at gateway 		int32
rx_snr 1.25 dB
Signal quality at gateway 		float
rx_time 1774645310
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 24
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774645311.716391
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: Custom
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !1de9da28
Signal Metrics: RSSI: -95.0 dBm
SNR: 1.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:37 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 2605709372, 943322941, 2733247768 ], "snr_towards": [ -15.5, 5.75, -12.0 ], "route_back": [], "snr_back": [], "route_node_names": { "1298016910": "!4d5e2a8e", "2661321940": "Zapp Mobile (Zapp)", "2733247768": "!a2ea0d18", "2605709372": "!9b4ff83c", "943322941": "!3839f73d" }, "traceroute_packet": { "packet_data": { "id": 18008436, "timestamp": 1774645311.716391, "from_node_id": 2661321940, "to_node_id": 1298016910, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!1de9da28", "channel_id": "Custom", "mesh_packet_id": 2758251649, "rssi": -95, "snr": 1.25, "hop_limit": 4, "hop_start": 7, "payload_length": 37, "processed_successfully": true, "raw_payload": "0a0c3cf84f9b3df73938180deaa21215c2ffffffffffffffff0117d0ffffffffffffffff01", "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1774645310, "pki_encrypted": false, "next_hop": 0, "relay_node": 24, "tx_after": 0, "timestamp_str": "2026-03-27 21:01:51 UTC", "hop_count": 3, "has_payload": true, "success": true, "from_node_name": "Zapp Mobile (Zapp)", "to_node_name": "!4d5e2a8e", "relay_hex": "18", "relay_candidates": [], "gateway_name": "Pooty Base (POOT)", "gateway_location": null }, "resolve_names": true, "packet_id": 18008436, "from_node_id": 2661321940, "to_node_id": 1298016910, "timestamp": 1774645311.716391, "gateway_id": "!1de9da28", "raw_payload": "0a0c3cf84f9b3df73938180deaa21215c2ffffffffffffffff0117d0ffffffffffffffff01", "hop_limit": 4, "hop_start": 7, "from_node_name": "Zapp Mobile (Zapp)", "to_node_name": "!4d5e2a8e", "route_data": { "route_nodes": [ 2605709372, 943322941, 2733247768 ], "snr_towards": [ -15.5, 5.75, -12.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 2661321940, 2605709372, 943322941, 2733247768 ], "node_names": [ "Zapp Mobile (Zapp)", "!9b4ff83c", "!3839f73d", "!a2ea0d18" ], "snr_values": [ -15.5, 5.75, -12.0 ], "hops": [ { "hop_number": 1, "from_node_id": 2661321940, "to_node_id": 2605709372, "from_node_name": "Zapp Mobile (Zapp)", "to_node_name": "!9b4ff83c", "snr": -15.5, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 2605709372, "to_node_id": 943322941, "from_node_name": "!9b4ff83c", "to_node_name": "!3839f73d", "snr": 5.75, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 943322941, "to_node_id": 2733247768, "from_node_name": "!3839f73d", "to_node_name": "!a2ea0d18", "snr": -12.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 2661321940, 2605709372, 943322941, 2733247768 ], "node_names": [ "Zapp Mobile (Zapp)", "!9b4ff83c", "!3839f73d", "!a2ea0d18" ], "snr_values": [ -15.5, 5.75, -12.0 ], "hops": [ { "hop_number": 1, "from_node_id": 2661321940, "to_node_id": 2605709372, "from_node_name": "Zapp Mobile (Zapp)", "to_node_name": "!9b4ff83c", "snr": -15.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 2605709372, "to_node_id": 943322941, "from_node_name": "!9b4ff83c", "to_node_name": "!3839f73d", "snr": 5.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 943322941, "to_node_id": 2733247768, "from_node_name": "!3839f73d", "to_node_name": "!a2ea0d18", "snr": -12.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Zapp Mobile (Zapp) → !9b4ff83c → !3839f73d → !a2ea0d18", "return_path_display": null, "actual_rf_path_display": "Zapp Mobile (Zapp) → !9b4ff83c → !3839f73d → !a2ea0d18", "forward_hops": [ { "hop_number": 1, "from_node_id": 2661321940, "to_node_id": 2605709372, "from_node_name": "Zapp Mobile (Zapp)", "to_node_name": "!9b4ff83c", "snr": -15.5, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 2605709372, "to_node_id": 943322941, "from_node_name": "!9b4ff83c", "to_node_name": "!3839f73d", "snr": 5.75, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 943322941, "to_node_id": 2733247768, "from_node_name": "!3839f73d", "to_node_name": "!a2ea0d18", "snr": -12.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "return_hops": [], "total_forward_distance": 0, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!1de9da28", "channel_id": "Custom", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661321940, "to": 1298016910, "id": 2758251649, "rx_time": 1774645310, "rx_snr": 1.25, "rx_rssi": -95, "hop_limit": 4, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 24, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0c3cf84f9b3df73938180deaa21215c2ffffffffffffffff0117d0ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2605709372, 943322941, 2733247768 ], "snr_towards": [ -62, 23, -48 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (37 bytes)
0a0c3cf84f9b3df73938180deaa21215c2ffffffffffffffff0117d0ffffffffffffffff01
Hex Analysis:
Size:37 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
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Pooty Base (POOT) Primary 0.000s
Reference 		-95.0 dBm 1.25 dB 3 18 Custom 2026-03-27 21:01:51 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways