Packet #6121245 Success

TRACEROUTE_APP packet from Fostral (FSTR) to Meshtastic 963c (963c)

11
Total Receptions
11
Unique Gateways
4
Hop Count
102
Payload Bytes
Packet Information
Database ID: 6121245
Mesh Packet ID: 0x8c8ead97
Used for correlation across gateways
Timestamp: 2026-01-16 05:27:27 UTC
From Node: Fostral (FSTR)
To Node: Meshtastic 963c (963c)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Korolyok h0use (K8k*)
Channel: LongFast
RSSI: -125 dBm
SNR: -13.5 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 102 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: lel8 → 37°37‘ (center MSK) (9-11)
Hop Count: 1 hops
Status: Forward incomplete, Return in progress
SNR Towards: -19.5 dB -11.5 dB -14.5 dB
Return Path: Apollo_Baumanka_868 (ApB8) → Korolev Meshtastic 9338 (ptpv) → Meshtastic 018c (018c) → Meshtastic 31bc (31bc)
SNR Back: -16.25 dB -18.0 dB -0.25 dB -11.75 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 Meshtastic 963c (963c) lel8 Unknown -19.5 dB Origin Hops
2 lel8 37°37‘ (center MSK) (9-11) Unknown -11.5 dB Relay Hops
3 37°37‘ (center MSK) (9-11) Fostral (FSTR) 9.55 km -14.5 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Fostral (FSTR) Apollo_Baumanka_868 (ApB8) 9.47 km -16.25 dB Return Start Hops
2 Apollo_Baumanka_868 (ApB8) Korolev Meshtastic 9338 (ptpv) Unknown -18.0 dB Return Relay Hops
3 Korolev Meshtastic 9338 (ptpv) Meshtastic 018c (018c) Unknown -0.25 dB Return Relay Hops
4 Meshtastic 018c (018c) Meshtastic 31bc (31bc) Unknown -11.75 dB Return End Hops
Total Forward Distance
9.55 km
Total Return Distance
9.47 km
Combined Traceroute Graph
Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

Building graph...

Legend & Paths
Nodes
🔄 Router Node
📡 Gateway Node
🚀 Source Node
🎯 Target Node
Connections
RF Link
Gateway Connection
Direct Reception (0 hops)
Packet Paths
Loading paths...
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:102 bytes
Gateway:!db2f6ea8
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:4 / 4
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 !db2f6ea8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (102 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 319411776
Source node ID 		uint32
to 80057916
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 102 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 -125.0 dBm
Signal strength at gateway 		int32
rx_snr -13.50 dB
Signal quality at gateway 		float
rx_time 1768530445
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 188
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1768530447.1213999
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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !db2f6ea8
Signal Metrics: RSSI: -125.0 dBm
SNR: -13.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:102 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 72833980, 2658653988 ], "snr_towards": [ -19.5, -11.5, -14.5 ], "route_back": [ 886732792, 48599864, 582943116, 861942204 ], "snr_back": [ -16.25, -18.0, -0.25, -11.75 ], "route_node_names": { "319411776": "Fostral (FSTR)", "2658653988": "37°37‘ (center MSK) (9-11)", "582943116": "Meshtastic 018c (018c)", "48599864": "Korolev Meshtastic 9338 (ptpv)", "886732792": "Apollo_Baumanka_868 (ApB8)", "861942204": "Meshtastic 31bc (31bc)", "72833980": "lel8", "80057916": "Meshtastic 963c (963c)" }, "traceroute_packet": { "packet_data": { "id": 6121245, "timestamp": 1768530447.1213999, "from_node_id": 319411776, "to_node_id": 80057916, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!db2f6ea8", "channel_id": "LongFast", "mesh_packet_id": 2358160791, "rssi": -125, "snr": -13.5, "hop_limit": 0, "hop_start": 4, "payload_length": 102, "processed_successfully": 1, "raw_payload": "0a08bc5b570424d7779e121eb2ffffffffffffffff01d2ffffffffffffffff01c6ffffffffffffffff011a10f877da343893e5028c01bf22bc3160332228bfffffffffffffffff01b8ffffffffffffffff01ffffffffffffffffff01d1ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1768530445, "pki_encrypted": 0, "next_hop": 0, "relay_node": 188, "tx_after": 0, "timestamp_str": "2026-01-16 05:27:27", "hop_count": 4, "has_payload": true, "success": 1, "from_node_name": "Fostral (FSTR)", "to_node_name": "Meshtastic 963c (963c)", "gateway_name": "Korolyok h0use (K8k*)", "gateway_location": null }, "resolve_names": true, "packet_id": 6121245, "from_node_id": 319411776, "to_node_id": 80057916, "timestamp": 1768530447.1213999, "gateway_id": "!db2f6ea8", "raw_payload": "0a08bc5b570424d7779e121eb2ffffffffffffffff01d2ffffffffffffffff01c6ffffffffffffffff011a10f877da343893e5028c01bf22bc3160332228bfffffffffffffffff01b8ffffffffffffffff01ffffffffffffffffff01d1ffffffffffffffff01", "hop_limit": 0, "hop_start": 4, "from_node_name": "Fostral (FSTR)", "to_node_name": "Meshtastic 963c (963c)", "route_data": { "route_nodes": [ 72833980, 2658653988 ], "snr_towards": [ -19.5, -11.5, -14.5 ], "route_back": [ 886732792, 48599864, 582943116, 861942204 ], "snr_back": [ -16.25, -18.0, -0.25, -11.75 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 80057916, 72833980, 2658653988, 319411776 ], "node_names": [ "Meshtastic 963c (963c)", "lel8", "37°37‘ (center MSK) (9-11)", "Fostral (FSTR)" ], "snr_values": [ -19.5, -11.5, -14.5 ], "hops": [ { "hop_number": 1, "from_node_id": 80057916, "to_node_id": 72833980, "from_node_name": "Meshtastic 963c (963c)", "to_node_name": "lel8", "snr": -19.5, "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": 72833980, "to_node_id": 2658653988, "from_node_name": "lel8", "to_node_name": "37°37‘ (center MSK) (9-11)", "snr": -11.5, "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": 3, "from_node_id": 2658653988, "to_node_id": 319411776, "from_node_name": "37°37‘ (center MSK) (9-11)", "to_node_name": "Fostral (FSTR)", "snr": -14.5, "direction": "forward", "is_target_hop": false, "distance_meters": 9545.564532121927, "from_location_timestamp": 1768285822.654772, "to_location_timestamp": 1768505514.5261712, "from_location_age_warning": "from 2.8d ago", "to_location_age_warning": "from 6.9h ago" } ], "is_complete": false, "total_hops": 3 }, "return_path": { "path_type": "return", "node_ids": [ 319411776, 886732792, 48599864, 582943116, 861942204 ], "node_names": [ "Fostral (FSTR)", "Apollo_Baumanka_868 (ApB8)", "Korolev Meshtastic 9338 (ptpv)", "Meshtastic 018c (018c)", "Meshtastic 31bc (31bc)" ], "snr_values": [ -16.25, -18.0, -0.25, -11.75 ], "hops": [ { "hop_number": 1, "from_node_id": 319411776, "to_node_id": 886732792, "from_node_name": "Fostral (FSTR)", "to_node_name": "Apollo_Baumanka_868 (ApB8)", "snr": -16.25, "direction": "return", "is_target_hop": false, "distance_meters": 9473.973827392729, "from_location_timestamp": 1768505514.5261712, "to_location_timestamp": 1768480566.7265892, "from_location_age_warning": "from 6.9h ago", "to_location_age_warning": "from 13.9h ago" }, { "hop_number": 2, "from_node_id": 886732792, "to_node_id": 48599864, "from_node_name": "Apollo_Baumanka_868 (ApB8)", "to_node_name": "Korolev Meshtastic 9338 (ptpv)", "snr": -18.0, "direction": "return", "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": 48599864, "to_node_id": 582943116, "from_node_name": "Korolev Meshtastic 9338 (ptpv)", "to_node_name": "Meshtastic 018c (018c)", "snr": -0.25, "direction": "return", "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": 4, "from_node_id": 582943116, "to_node_id": 861942204, "from_node_name": "Meshtastic 018c (018c)", "to_node_name": "Meshtastic 31bc (31bc)", "snr": -11.75, "direction": "return", "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": 4 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 80057916, 72833980, 2658653988, 319411776, 886732792, 48599864, 582943116, 861942204 ], "node_names": [ "Meshtastic 963c (963c)", "lel8", "37°37‘ (center MSK) (9-11)", "Fostral (FSTR)", "Apollo_Baumanka_868 (ApB8)", "Korolev Meshtastic 9338 (ptpv)", "Meshtastic 018c (018c)", "Meshtastic 31bc (31bc)" ], "snr_values": [ -19.5, -11.5, -14.5, -16.25, -18.0, -0.25, -11.75 ], "hops": [ { "hop_number": 1, "from_node_id": 80057916, "to_node_id": 72833980, "from_node_name": "Meshtastic 963c (963c)", "to_node_name": "lel8", "snr": -19.5, "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": 72833980, "to_node_id": 2658653988, "from_node_name": "lel8", "to_node_name": "37°37‘ (center MSK) (9-11)", "snr": -11.5, "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": 3, "from_node_id": 2658653988, "to_node_id": 319411776, "from_node_name": "37°37‘ (center MSK) (9-11)", "to_node_name": "Fostral (FSTR)", "snr": -14.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 9545.564532121927, "from_location_timestamp": 1768285822.654772, "to_location_timestamp": 1768505514.5261712, "from_location_age_warning": "from 2.8d ago", "to_location_age_warning": "from 6.9h ago" }, { "hop_number": 4, "from_node_id": 319411776, "to_node_id": 886732792, "from_node_name": "Fostral (FSTR)", "to_node_name": "Apollo_Baumanka_868 (ApB8)", "snr": -16.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 9473.973827392729, "from_location_timestamp": 1768505514.5261712, "to_location_timestamp": 1768480566.7265892, "from_location_age_warning": "from 6.9h ago", "to_location_age_warning": "from 13.9h ago" }, { "hop_number": 5, "from_node_id": 886732792, "to_node_id": 48599864, "from_node_name": "Apollo_Baumanka_868 (ApB8)", "to_node_name": "Korolev Meshtastic 9338 (ptpv)", "snr": -18.0, "direction": "return_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": 6, "from_node_id": 48599864, "to_node_id": 582943116, "from_node_name": "Korolev Meshtastic 9338 (ptpv)", "to_node_name": "Meshtastic 018c (018c)", "snr": -0.25, "direction": "return_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": 7, "from_node_id": 582943116, "to_node_id": 861942204, "from_node_name": "Meshtastic 018c (018c)", "to_node_name": "Meshtastic 31bc (31bc)", "snr": -11.75, "direction": "return_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": 7 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Meshtastic 963c (963c) → lel8 → 37°37‘ (center MSK) (9-11) → Fostral (FSTR)", "return_path_display": "Fostral (FSTR) → Apollo_Baumanka_868 (ApB8) → Korolev Meshtastic 9338 (ptpv) → Meshtastic 018c (018c) → Meshtastic 31bc (31bc)", "actual_rf_path_display": "Meshtastic 963c (963c) → lel8 → 37°37‘ (center MSK) (9-11) → Fostral (FSTR) → Apollo_Baumanka_868 (ApB8) → Korolev Meshtastic 9338 (ptpv) → Meshtastic 018c (018c) → Meshtastic 31bc (31bc)", "forward_hops": [ { "hop_number": 1, "from_node_id": 80057916, "to_node_id": 72833980, "from_node_name": "Meshtastic 963c (963c)", "to_node_name": "lel8", "snr": -19.5, "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": 72833980, "to_node_id": 2658653988, "from_node_name": "lel8", "to_node_name": "37°37‘ (center MSK) (9-11)", "snr": -11.5, "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": 3, "from_node_id": 2658653988, "to_node_id": 319411776, "from_node_name": "37°37‘ (center MSK) (9-11)", "to_node_name": "Fostral (FSTR)", "snr": -14.5, "direction": "forward", "is_target_hop": false, "distance_meters": 9545.564532121927, "from_location_timestamp": 1768285822.654772, "to_location_timestamp": 1768505514.5261712, "from_location_age_warning": "from 2.8d ago", "to_location_age_warning": "from 6.9h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 319411776, "to_node_id": 886732792, "from_node_name": "Fostral (FSTR)", "to_node_name": "Apollo_Baumanka_868 (ApB8)", "snr": -16.25, "direction": "return", "is_target_hop": false, "distance_meters": 9473.973827392729, "from_location_timestamp": 1768505514.5261712, "to_location_timestamp": 1768480566.7265892, "from_location_age_warning": "from 6.9h ago", "to_location_age_warning": "from 13.9h ago" }, { "hop_number": 2, "from_node_id": 886732792, "to_node_id": 48599864, "from_node_name": "Apollo_Baumanka_868 (ApB8)", "to_node_name": "Korolev Meshtastic 9338 (ptpv)", "snr": -18.0, "direction": "return", "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": 48599864, "to_node_id": 582943116, "from_node_name": "Korolev Meshtastic 9338 (ptpv)", "to_node_name": "Meshtastic 018c (018c)", "snr": -0.25, "direction": "return", "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": 4, "from_node_id": 582943116, "to_node_id": 861942204, "from_node_name": "Meshtastic 018c (018c)", "to_node_name": "Meshtastic 31bc (31bc)", "snr": -11.75, "direction": "return", "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" } ], "total_forward_distance": 9545.564532121927, "total_return_distance": 9473.973827392729 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2f6ea8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 319411776, "to": 80057916, "id": 2358160791, "rx_time": 1768530445, "rx_snr": -13.5, "rx_rssi": -125, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 188, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a08bc5b570424d7779e121eb2ffffffffffffffff01d2ffffffffffffffff01c6ffffffffffffffff011a10f877da343893e5028c01bf22bc3160332228bfffffffffffffffff01b8ffffffffffffffff01ffffffffffffffffff01d1ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 72833980, 2658653988 ], "snr_towards": [ -78, -46, -58 ], "route_back": [ 886732792, 48599864, 582943116, 861942204 ], "snr_back": [ -65, -72, -1, -47 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (102 bytes)
0a08bc5b570424d7779e121eb2ffffffffffffffff01d2ffffffffffffffff01c6ffffffffffffffff011a10f877da343893e5028c01bf22bc3160332228bfffffffffffffffff01b8ffffffffffffffff01ffffffffffffffffff01d1ffffffffffffffff01
Hex Analysis:
Size:102 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
Korolyok h0use (K8k*) Primary 0.000s
Reference 		-125.0 dBm -13.50 dB 4 LongFast 2026-01-16 05:27:27 Current
Fostral (FSTR) -26.585s
Before 		Unknown Unknown 0 LongFast 2026-01-16 05:27:00 View
EGarpunov 2 868 (Base) (BAO) (EG28) -21.211s
Before 		-112.0 dBm -5.50 dB 0 LongFast 2026-01-16 05:27:05 View
BBS Восток (DM📲) (BBSv) -21.130s
Before 		-46.0 dBm 6.75 dB 0 LongFast 2026-01-16 05:27:05 View
Tsaritsyno_KB_U_868 (KBU8) -18.060s
Before 		-120.0 dBm -9.75 dB 1 LongFast 2026-01-16 05:27:09 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -5.266s
Before 		-106.0 dBm -8.25 dB 4 LongFast 2026-01-16 05:27:21 View
dmt-ozeretskoe-mechta/868/LF2 (OZM8) +4.473s
After 		-110.0 dBm -10.75 dB 3 LongFast 2026-01-16 05:27:31 View
Zamkad8 (zmkd) +12.735s
After 		-115.0 dBm -4.25 dB 4 LongFast 2026-01-16 05:27:39 View
SYSXX YGW8 (SXY8) +42.736s
After 		-97.0 dBm -11.25 dB 4 LongFast 2026-01-16 05:28:09 View
SYSXX BGW8 (SXB8) +42.749s
After 		-121.0 dBm -13.75 dB 4 LongFast 2026-01-16 05:28:09 View
SYSXX OGW8 (SXG8) +44.806s
After 		-68.0 dBm 6.75 dB 4 LongFast 2026-01-16 05:28:11 View
11

Total Receptions

11

Unique Gateways