Packet #15717235 Success

TRACEROUTE_APP packet from 🍄 475c (GRIB) to Meshtastic c9bc (c9bc)

3
Total Receptions
3
Unique Gateways
3
Hop Count
74
Payload Bytes
Packet Information
Database ID: 15717235
Mesh Packet ID: 0xa399d9d1
Used for correlation across gateways
Timestamp: 2026-04-15 12:23:41 UTC
From Node: 🍄 475c (GRIB)
To Node: Meshtastic c9bc (c9bc)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Cyb (17e8)
Channel: LongFast
RSSI: -101 dBm
SNR: -10.75 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 74 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Grim-868 (Grim)
Hop Count: 0 hops
Status: Forward incomplete, Return in progress
SNR Towards: -16.5 dB -9.0 dB
Return Path: DMesh 27c8 (27c8) → LF-MSK-SAO-KHIMKI-RLY1 (aaec) → dmt-ozeretskoe-mechta/868/LF2 (OZM8)
SNR Back: -13.5 dB -7.5 dB -18.75 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Meshtastic c9bc (c9bc) Grim-868 (Grim) Unknown -16.5 dB Origin Hops
2 Grim-868 (Grim) 🍄 475c (GRIB) 1.06 km -9.0 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 🍄 475c (GRIB) DMesh 27c8 (27c8) 5.01 km -13.5 dB Return Start Hops
2 DMesh 27c8 (27c8) LF-MSK-SAO-KHIMKI-RLY1 (aaec) 1.83 km -7.5 dB Return Relay Hops
3 LF-MSK-SAO-KHIMKI-RLY1 (aaec) dmt-ozeretskoe-mechta/868/LF2 (OZM8) 20.89 km -18.75 dB Return End Hops
Total Forward Distance
1.06 km
Total Return Distance
27.73 km
Combined Traceroute Graph
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Legend & Paths
Nodes
🔄 Router Node
📡 Gateway Node
🚀 Source Node
🎯 Target Node
Connections
RF Link
Gateway Connection
Direct Reception (0 hops)
Packet Paths
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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:74 bytes
Gateway:!698517e8
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !698517e8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (74 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1819559772
Source node ID 		uint32
to 4134128060
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 74 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -101.0 dBm
Signal strength at gateway 		int32
rx_snr -10.75 dB
Signal quality at gateway 		float
rx_time 1776245021
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack True
Acknowledgment 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 56
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1776245021.7326822
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)
  • ✓ Acknowledgment requested
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !698517e8
Signal Metrics: RSSI: -101.0 dBm
SNR: -10.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:74 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 3774302416 ], "snr_towards": [ -16.5, -9.0 ], "route_back": [ 3145934792, 80128748, 319413304 ], "snr_back": [ -13.5, -7.5, -18.75 ], "route_node_names": { "3145934792": "DMesh 27c8 (27c8)", "80128748": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "3774302416": "Grim-868 (Grim)", "319413304": "dmt-ozeretskoe-mechta/868/LF2 (OZM8)", "4134128060": "Meshtastic c9bc (c9bc)", "1819559772": "🍄 475c (GRIB)" }, "traceroute_packet": { "packet_data": { "id": 15717235, "timestamp": 1776245021.7326822, "from_node_id": 1819559772, "to_node_id": 4134128060, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!698517e8", "channel_id": "LongFast", "mesh_packet_id": 2744768977, "rssi": -101, "snr": -10.75, "hop_limit": 0, "hop_start": 3, "payload_length": 74, "processed_successfully": 1, "raw_payload": "0a04d048f7e01214beffffffffffffffff01dcffffffffffffffff011a0cc82783bbecaac60438dc0913221ecaffffffffffffffff01e2ffffffffffffffff01b5ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1776245021, "pki_encrypted": 0, "next_hop": 0, "relay_node": 56, "tx_after": 0, "timestamp_str": "2026-04-15 12:23:41", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "Meshtastic c9bc (c9bc)", "gateway_name": "Cyb (17e8)", "gateway_location": { "node_id": 1770330088, "latitude": 56.1250304, "longitude": 37.4079488, "altitude": 232, "timestamp": 1776265707.981029, "timestamp_str": "2026-04-15 18:08:27", "display_name": "Cyb", "long_name": "Cyb", "short_name": "17e8", "hw_model": "HELTEC_V4" } }, "resolve_names": true, "packet_id": 15717235, "from_node_id": 1819559772, "to_node_id": 4134128060, "timestamp": 1776245021.7326822, "gateway_id": "!698517e8", "raw_payload": "0a04d048f7e01214beffffffffffffffff01dcffffffffffffffff011a0cc82783bbecaac60438dc0913221ecaffffffffffffffff01e2ffffffffffffffff01b5ffffffffffffffff01", "hop_limit": 0, "hop_start": 3, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "Meshtastic c9bc (c9bc)", "route_data": { "route_nodes": [ 3774302416 ], "snr_towards": [ -16.5, -9.0 ], "route_back": [ 3145934792, 80128748, 319413304 ], "snr_back": [ -13.5, -7.5, -18.75 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 4134128060, 3774302416, 1819559772 ], "node_names": [ "Meshtastic c9bc (c9bc)", "Grim-868 (Grim)", "🍄 475c (GRIB)" ], "snr_values": [ -16.5, -9.0 ], "hops": [ { "hop_number": 1, "from_node_id": 4134128060, "to_node_id": 3774302416, "from_node_name": "Meshtastic c9bc (c9bc)", "to_node_name": "Grim-868 (Grim)", "snr": -16.5, "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": 3774302416, "to_node_id": 1819559772, "from_node_name": "Grim-868 (Grim)", "to_node_name": "🍄 475c (GRIB)", "snr": -9.0, "direction": "forward", "is_target_hop": false, "distance_meters": 1061.610373095774, "from_location_timestamp": 1776241491.816647, "to_location_timestamp": 1776235043.8962278, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 2.8h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 1819559772, 3145934792, 80128748, 319413304 ], "node_names": [ "🍄 475c (GRIB)", "DMesh 27c8 (27c8)", "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "dmt-ozeretskoe-mechta/868/LF2 (OZM8)" ], "snr_values": [ -13.5, -7.5, -18.75 ], "hops": [ { "hop_number": 1, "from_node_id": 1819559772, "to_node_id": 3145934792, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "DMesh 27c8 (27c8)", "snr": -13.5, "direction": "return", "is_target_hop": false, "distance_meters": 5013.173970637565, "from_location_timestamp": 1776235043.8962278, "to_location_timestamp": 1776226553.6888022, "from_location_age_warning": "from 2.8h ago", "to_location_age_warning": "from 5.1h ago" }, { "hop_number": 2, "from_node_id": 3145934792, "to_node_id": 80128748, "from_node_name": "DMesh 27c8 (27c8)", "to_node_name": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "snr": -7.5, "direction": "return", "is_target_hop": false, "distance_meters": 1831.7475752590206, "from_location_timestamp": 1776226553.6888022, "to_location_timestamp": 1776235285.5556264, "from_location_age_warning": "from 5.1h ago", "to_location_age_warning": "from 2.7h ago" }, { "hop_number": 3, "from_node_id": 80128748, "to_node_id": 319413304, "from_node_name": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "to_node_name": "dmt-ozeretskoe-mechta/868/LF2 (OZM8)", "snr": -18.75, "direction": "return", "is_target_hop": false, "distance_meters": 20889.317900243608, "from_location_timestamp": 1776235285.5556264, "to_location_timestamp": 1776192408.8531384, "from_location_age_warning": "from 2.7h ago", "to_location_age_warning": "from 14.6h ago" } ], "is_complete": false, "total_hops": 3 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 4134128060, 3774302416, 1819559772, 3145934792, 80128748, 319413304 ], "node_names": [ "Meshtastic c9bc (c9bc)", "Grim-868 (Grim)", "🍄 475c (GRIB)", "DMesh 27c8 (27c8)", "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "dmt-ozeretskoe-mechta/868/LF2 (OZM8)" ], "snr_values": [ -16.5, -9.0, -13.5, -7.5, -18.75 ], "hops": [ { "hop_number": 1, "from_node_id": 4134128060, "to_node_id": 3774302416, "from_node_name": "Meshtastic c9bc (c9bc)", "to_node_name": "Grim-868 (Grim)", "snr": -16.5, "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": 3774302416, "to_node_id": 1819559772, "from_node_name": "Grim-868 (Grim)", "to_node_name": "🍄 475c (GRIB)", "snr": -9.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 1061.610373095774, "from_location_timestamp": 1776241491.816647, "to_location_timestamp": 1776235043.8962278, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 2.8h ago" }, { "hop_number": 3, "from_node_id": 1819559772, "to_node_id": 3145934792, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "DMesh 27c8 (27c8)", "snr": -13.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 5013.173970637565, "from_location_timestamp": 1776235043.8962278, "to_location_timestamp": 1776226553.6888022, "from_location_age_warning": "from 2.8h ago", "to_location_age_warning": "from 5.1h ago" }, { "hop_number": 4, "from_node_id": 3145934792, "to_node_id": 80128748, "from_node_name": "DMesh 27c8 (27c8)", "to_node_name": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "snr": -7.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 1831.7475752590206, "from_location_timestamp": 1776226553.6888022, "to_location_timestamp": 1776235285.5556264, "from_location_age_warning": "from 5.1h ago", "to_location_age_warning": "from 2.7h ago" }, { "hop_number": 5, "from_node_id": 80128748, "to_node_id": 319413304, "from_node_name": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "to_node_name": "dmt-ozeretskoe-mechta/868/LF2 (OZM8)", "snr": -18.75, "direction": "return_rf", "is_target_hop": false, "distance_meters": 20889.317900243608, "from_location_timestamp": 1776235285.5556264, "to_location_timestamp": 1776192408.8531384, "from_location_age_warning": "from 2.7h ago", "to_location_age_warning": "from 14.6h ago" } ], "is_complete": false, "total_hops": 5 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Meshtastic c9bc (c9bc) → Grim-868 (Grim) → 🍄 475c (GRIB)", "return_path_display": "🍄 475c (GRIB) → DMesh 27c8 (27c8) → LF-MSK-SAO-KHIMKI-RLY1 (aaec) → dmt-ozeretskoe-mechta/868/LF2 (OZM8)", "actual_rf_path_display": "Meshtastic c9bc (c9bc) → Grim-868 (Grim) → 🍄 475c (GRIB) → DMesh 27c8 (27c8) → LF-MSK-SAO-KHIMKI-RLY1 (aaec) → dmt-ozeretskoe-mechta/868/LF2 (OZM8)", "forward_hops": [ { "hop_number": 1, "from_node_id": 4134128060, "to_node_id": 3774302416, "from_node_name": "Meshtastic c9bc (c9bc)", "to_node_name": "Grim-868 (Grim)", "snr": -16.5, "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": 3774302416, "to_node_id": 1819559772, "from_node_name": "Grim-868 (Grim)", "to_node_name": "🍄 475c (GRIB)", "snr": -9.0, "direction": "forward", "is_target_hop": false, "distance_meters": 1061.610373095774, "from_location_timestamp": 1776241491.816647, "to_location_timestamp": 1776235043.8962278, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 2.8h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 1819559772, "to_node_id": 3145934792, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "DMesh 27c8 (27c8)", "snr": -13.5, "direction": "return", "is_target_hop": false, "distance_meters": 5013.173970637565, "from_location_timestamp": 1776235043.8962278, "to_location_timestamp": 1776226553.6888022, "from_location_age_warning": "from 2.8h ago", "to_location_age_warning": "from 5.1h ago" }, { "hop_number": 2, "from_node_id": 3145934792, "to_node_id": 80128748, "from_node_name": "DMesh 27c8 (27c8)", "to_node_name": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "snr": -7.5, "direction": "return", "is_target_hop": false, "distance_meters": 1831.7475752590206, "from_location_timestamp": 1776226553.6888022, "to_location_timestamp": 1776235285.5556264, "from_location_age_warning": "from 5.1h ago", "to_location_age_warning": "from 2.7h ago" }, { "hop_number": 3, "from_node_id": 80128748, "to_node_id": 319413304, "from_node_name": "LF-MSK-SAO-KHIMKI-RLY1 (aaec)", "to_node_name": "dmt-ozeretskoe-mechta/868/LF2 (OZM8)", "snr": -18.75, "direction": "return", "is_target_hop": false, "distance_meters": 20889.317900243608, "from_location_timestamp": 1776235285.5556264, "to_location_timestamp": 1776192408.8531384, "from_location_age_warning": "from 2.7h ago", "to_location_age_warning": "from 14.6h ago" } ], "total_forward_distance": 1061.610373095774, "total_return_distance": 27734.239446140193 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!698517e8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1819559772, "to": 4134128060, "id": 2744768977, "rx_time": 1776245021, "rx_snr": -10.75, "rx_rssi": -101, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 56, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a04d048f7e01214beffffffffffffffff01dcffffffffffffffff011a0cc82783bbecaac60438dc0913221ecaffffffffffffffff01e2ffffffffffffffff01b5ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 3774302416 ], "snr_towards": [ -66, -36 ], "route_back": [ 3145934792, 80128748, 319413304 ], "snr_back": [ -54, -30, -75 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (74 bytes)
0a04d048f7e01214beffffffffffffffff01dcffffffffffffffff011a0cc82783bbecaac60438dc0913221ecaffffffffffffffff01e2ffffffffffffffff01b5ffffffffffffffff01
Hex Analysis:
Size:74 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 Channel Timestamp Actions
Cyb (17e8) Primary 0.000s
Reference 		-101.0 dBm -10.75 dB 3 LongFast 2026-04-15 12:23:41 Current
ZA_MKAD_22_868_1 (8681) +158.704s
After 		-124.0 dBm -2.75 dB 1 LongFast 2026-04-15 12:26:20 View
NODE_SOLAR_868 (8682) +158.917s
After 		Unknown Unknown 2 LongFast 2026-04-15 12:26:20 View
3

Total Receptions

3

Unique Gateways