Packet #938425 Success

TRACEROUTE_APP packet from Meshtastic ea1e (sh01) to BZhT 433 (BZhT)

3
Total Receptions
3
Unique Gateways
3
Hop Count
88
Payload Bytes
Packet Information
Database ID: 938425
Mesh Packet ID: 0xcc1a037c
Used for correlation across gateways
Timestamp: 2026-04-12 07:21:08 UTC
From Node: Meshtastic ea1e (sh01)
To Node: BZhT 433 (BZhT)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Gauss (8968)
Channel: LongFast
RSSI: -129 dBm
SNR: -19.0 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 88 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: NRG316_433mHz_BASE (NRG2)
Hop Count: 0 hops
Status: Forward incomplete, Return in progress
SNR Towards: -9.75 dB -19.25 dB
Return Path: UN9GDE (📡) → !0437d868 → Landau e454 (e454) → Gauss (8968)
SNR Back: -12.25 dB -9.25 dB -13.0 dB -19.0 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 BZhT 433 (BZhT) NRG316_433mHz_BASE (NRG2) Unknown -9.75 dB Origin Hops
2 NRG316_433mHz_BASE (NRG2) Meshtastic ea1e (sh01) 3.94 km -19.25 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Meshtastic ea1e (sh01) UN9GDE (📡) 1.43 km -12.25 dB Return Start Hops
2 UN9GDE (📡) !0437d868 Unknown -9.25 dB Return Relay Hops
3 !0437d868 Landau e454 (e454) Unknown -13.0 dB Return Relay Hops
4 Landau e454 (e454) Gauss (8968) 2.12 km -19.0 dB Return End Hops
Total Forward Distance
3.94 km
Total Return Distance
3.55 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:88 bytes
Gateway:!12388968
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:
âš  Default channel - no encryption
âš  Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !12388968
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (88 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 554691102
Source node ID 		uint32
to 49027024
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 88 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 -129.0 dBm
Signal strength at gateway 		int32
rx_snr -19.00 dB
Signal quality at gateway 		float
rx_time 1775960461
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 84
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1775960468.4717686
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:
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
  • âš  Multi-hop path visible (3 hops)
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !12388968
Signal Metrics: RSSI: -129.0 dBm
SNR: -19.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:88 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 2661228720 ], "snr_towards": [ -9.75, -19.25 ], "route_back": [ 3680004620, 70768744, 905045076, 305695080 ], "snr_back": [ -12.25, -9.25, -13.0, -19.0 ], "route_node_names": { "70768744": "!0437d868", "305695080": "Gauss (8968)", "3680004620": "UN9GDE (📡)", "2661228720": "NRG316_433mHz_BASE (NRG2)", "49027024": "BZhT 433 (BZhT)", "905045076": "Landau e454 (e454)", "554691102": "Meshtastic ea1e (sh01)" }, "traceroute_packet": { "packet_data": { "id": 938425, "timestamp": 1775960468.4717686, "from_node_id": 554691102, "to_node_id": 49027024, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!12388968", "channel_id": "LongFast", "mesh_packet_id": 3424256892, "rssi": -129, "snr": -19.0, "hop_limit": 0, "hop_start": 3, "payload_length": 88, "processed_successfully": 1, "raw_payload": "0a04b0209f9e1214d9ffffffffffffffff01b3ffffffffffffffff011a100c6a58db68d8370454e4f135688938122228cfffffffffffffffff01dbffffffffffffffff01ccffffffffffffffff01b4ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1775960461, "pki_encrypted": 0, "next_hop": 0, "relay_node": 84, "tx_after": 0, "timestamp_str": "2026-04-12 07:21:08", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "Meshtastic ea1e (sh01)", "to_node_name": "BZhT 433 (BZhT)", "gateway_name": "Gauss (8968)", "gateway_location": { "node_id": 305695080, "latitude": 43.2406528, "longitude": 76.8999424, "altitude": 865, "timestamp": 1776009830.542922, "timestamp_str": "2026-04-12 21:03:50", "display_name": "Gauss", "long_name": "Gauss", "short_name": "8968", "hw_model": "DIY_V1" } }, "resolve_names": true, "packet_id": 938425, "from_node_id": 554691102, "to_node_id": 49027024, "timestamp": 1775960468.4717686, "gateway_id": "!12388968", "raw_payload": "0a04b0209f9e1214d9ffffffffffffffff01b3ffffffffffffffff011a100c6a58db68d8370454e4f135688938122228cfffffffffffffffff01dbffffffffffffffff01ccffffffffffffffff01b4ffffffffffffffff01", "hop_limit": 0, "hop_start": 3, "from_node_name": "Meshtastic ea1e (sh01)", "to_node_name": "BZhT 433 (BZhT)", "route_data": { "route_nodes": [ 2661228720 ], "snr_towards": [ -9.75, -19.25 ], "route_back": [ 3680004620, 70768744, 905045076, 305695080 ], "snr_back": [ -12.25, -9.25, -13.0, -19.0 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 49027024, 2661228720, 554691102 ], "node_names": [ "BZhT 433 (BZhT)", "NRG316_433mHz_BASE (NRG2)", "Meshtastic ea1e (sh01)" ], "snr_values": [ -9.75, -19.25 ], "hops": [ { "hop_number": 1, "from_node_id": 49027024, "to_node_id": 2661228720, "from_node_name": "BZhT 433 (BZhT)", "to_node_name": "NRG316_433mHz_BASE (NRG2)", "snr": -9.75, "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": 2, "from_node_id": 2661228720, "to_node_id": 554691102, "from_node_name": "NRG316_433mHz_BASE (NRG2)", "to_node_name": "Meshtastic ea1e (sh01)", "snr": -19.25, "direction": "forward", "is_target_hop": false, "distance_meters": 3937.365570804714, "from_location_timestamp": 1775959134.8055396, "to_location_timestamp": 1775927525.006452, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 9.2h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 554691102, 3680004620, 70768744, 905045076, 305695080 ], "node_names": [ "Meshtastic ea1e (sh01)", "UN9GDE (📡)", "!0437d868", "Landau e454 (e454)", "Gauss (8968)" ], "snr_values": [ -12.25, -9.25, -13.0, -19.0 ], "hops": [ { "hop_number": 1, "from_node_id": 554691102, "to_node_id": 3680004620, "from_node_name": "Meshtastic ea1e (sh01)", "to_node_name": "UN9GDE (📡)", "snr": -12.25, "direction": "return", "is_target_hop": false, "distance_meters": 1428.0978273732442, "from_location_timestamp": 1775927525.006452, "to_location_timestamp": 1768303767.950927, "from_location_age_warning": "from 9.2h ago", "to_location_age_warning": "from 12.7w ago" }, { "hop_number": 2, "from_node_id": 3680004620, "to_node_id": 70768744, "from_node_name": "UN9GDE (📡)", "to_node_name": "!0437d868", "snr": -9.25, "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": 3, "from_node_id": 70768744, "to_node_id": 905045076, "from_node_name": "!0437d868", "to_node_name": "Landau e454 (e454)", "snr": -13.0, "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": 4, "from_node_id": 905045076, "to_node_id": 305695080, "from_node_name": "Landau e454 (e454)", "to_node_name": "Gauss (8968)", "snr": -19.0, "direction": "return", "is_target_hop": false, "distance_meters": 2123.460367215596, "from_location_timestamp": 1775960114.1427338, "to_location_timestamp": 1775960447.5028005, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 0.0h ago" } ], "is_complete": false, "total_hops": 4 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 49027024, 2661228720, 554691102, 3680004620, 70768744, 905045076, 305695080 ], "node_names": [ "BZhT 433 (BZhT)", "NRG316_433mHz_BASE (NRG2)", "Meshtastic ea1e (sh01)", "UN9GDE (📡)", "!0437d868", "Landau e454 (e454)", "Gauss (8968)" ], "snr_values": [ -9.75, -19.25, -12.25, -9.25, -13.0, -19.0 ], "hops": [ { "hop_number": 1, "from_node_id": 49027024, "to_node_id": 2661228720, "from_node_name": "BZhT 433 (BZhT)", "to_node_name": "NRG316_433mHz_BASE (NRG2)", "snr": -9.75, "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": 2, "from_node_id": 2661228720, "to_node_id": 554691102, "from_node_name": "NRG316_433mHz_BASE (NRG2)", "to_node_name": "Meshtastic ea1e (sh01)", "snr": -19.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 3937.365570804714, "from_location_timestamp": 1775959134.8055396, "to_location_timestamp": 1775927525.006452, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 9.2h ago" }, { "hop_number": 3, "from_node_id": 554691102, "to_node_id": 3680004620, "from_node_name": "Meshtastic ea1e (sh01)", "to_node_name": "UN9GDE (📡)", "snr": -12.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 1428.0978273732442, "from_location_timestamp": 1775927525.006452, "to_location_timestamp": 1768303767.950927, "from_location_age_warning": "from 9.2h ago", "to_location_age_warning": "from 12.7w ago" }, { "hop_number": 4, "from_node_id": 3680004620, "to_node_id": 70768744, "from_node_name": "UN9GDE (📡)", "to_node_name": "!0437d868", "snr": -9.25, "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": 5, "from_node_id": 70768744, "to_node_id": 905045076, "from_node_name": "!0437d868", "to_node_name": "Landau e454 (e454)", "snr": -13.0, "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": 905045076, "to_node_id": 305695080, "from_node_name": "Landau e454 (e454)", "to_node_name": "Gauss (8968)", "snr": -19.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": 2123.460367215596, "from_location_timestamp": 1775960114.1427338, "to_location_timestamp": 1775960447.5028005, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 0.0h ago" } ], "is_complete": false, "total_hops": 6 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "BZhT 433 (BZhT) → NRG316_433mHz_BASE (NRG2) → Meshtastic ea1e (sh01)", "return_path_display": "Meshtastic ea1e (sh01) → UN9GDE (📡) → !0437d868 → Landau e454 (e454) → Gauss (8968)", "actual_rf_path_display": "BZhT 433 (BZhT) → NRG316_433mHz_BASE (NRG2) → Meshtastic ea1e (sh01) → UN9GDE (📡) → !0437d868 → Landau e454 (e454) → Gauss (8968)", "forward_hops": [ { "hop_number": 1, "from_node_id": 49027024, "to_node_id": 2661228720, "from_node_name": "BZhT 433 (BZhT)", "to_node_name": "NRG316_433mHz_BASE (NRG2)", "snr": -9.75, "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": 2, "from_node_id": 2661228720, "to_node_id": 554691102, "from_node_name": "NRG316_433mHz_BASE (NRG2)", "to_node_name": "Meshtastic ea1e (sh01)", "snr": -19.25, "direction": "forward", "is_target_hop": false, "distance_meters": 3937.365570804714, "from_location_timestamp": 1775959134.8055396, "to_location_timestamp": 1775927525.006452, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 9.2h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 554691102, "to_node_id": 3680004620, "from_node_name": "Meshtastic ea1e (sh01)", "to_node_name": "UN9GDE (📡)", "snr": -12.25, "direction": "return", "is_target_hop": false, "distance_meters": 1428.0978273732442, "from_location_timestamp": 1775927525.006452, "to_location_timestamp": 1768303767.950927, "from_location_age_warning": "from 9.2h ago", "to_location_age_warning": "from 12.7w ago" }, { "hop_number": 2, "from_node_id": 3680004620, "to_node_id": 70768744, "from_node_name": "UN9GDE (📡)", "to_node_name": "!0437d868", "snr": -9.25, "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": 3, "from_node_id": 70768744, "to_node_id": 905045076, "from_node_name": "!0437d868", "to_node_name": "Landau e454 (e454)", "snr": -13.0, "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": 4, "from_node_id": 905045076, "to_node_id": 305695080, "from_node_name": "Landau e454 (e454)", "to_node_name": "Gauss (8968)", "snr": -19.0, "direction": "return", "is_target_hop": false, "distance_meters": 2123.460367215596, "from_location_timestamp": 1775960114.1427338, "to_location_timestamp": 1775960447.5028005, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 0.0h ago" } ], "total_forward_distance": 3937.365570804714, "total_return_distance": 3551.55819458884 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!12388968", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 554691102, "to": 49027024, "id": 3424256892, "rx_time": 1775960461, "rx_snr": -19.0, "rx_rssi": -129, "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": 84, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a04b0209f9e1214d9ffffffffffffffff01b3ffffffffffffffff011a100c6a58db68d8370454e4f135688938122228cfffffffffffffffff01dbffffffffffffffff01ccffffffffffffffff01b4ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2661228720 ], "snr_towards": [ -39, -77 ], "route_back": [ 3680004620, 70768744, 905045076, 305695080 ], "snr_back": [ -49, -37, -52, -76 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (88 bytes)
0a04b0209f9e1214d9ffffffffffffffff01b3ffffffffffffffff011a100c6a58db68d8370454e4f135688938122228cfffffffffffffffff01dbffffffffffffffff01ccffffffffffffffff01b4ffffffffffffffff01
Hex Analysis:
Size:88 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
Gauss (8968) Primary 0.000s
Reference 		-129.0 dBm -19.00 dB 3 LongFast 2026-04-12 07:21:08 Current
VvBb77 (vb77) +1.206s
After 		-120.0 dBm -11.50 dB 3 LongFast 2026-04-12 07:21:09 View
!040704d8 (04d8) +3.005s
After 		-121.0 dBm -10.50 dB 3 LongFast 2026-04-12 07:21:11 View
3

Total Receptions

3

Unique Gateways