Packet #2289507 Success

TRACEROUTE_APP packet from KutreTec 7e27 (Ke27) to Meshtastic d72b (d72b)

11
Total Receptions
11
Unique Gateways
2
Hop Count
30
Payload Bytes
Packet Information
Database ID: 2289507
Mesh Packet ID: 0xf6a476b9
Used for correlation across gateways
Timestamp: 2025-06-29 19:25:57 UTC
From Node: KutreTec 7e27 (Ke27)
To Node: Meshtastic d72b (d72b)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: SkG@Home 🗼🌐 (SkGH)
Channel: LongFast
RSSI: -120 dBm
SNR: -19.75 dBm
Hop Info: 2/2 hops
Start: 2, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 30 bytes
Decoded: Yes
Decoded Data:
Route Information
SNR Towards: -0.75 dB
Return Path: [matto] Base 🗼 (MB)
SNR Back: -16.25 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Meshtastic d72b (d72b) KutreTec 7e27 (Ke27) Unknown -0.75 dB Origin Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 KutreTec 7e27 (Ke27) [matto] Base 🗼 (MB) 2.36 km -16.25 dB Return Start Hops
Total Return Distance
2.36 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:30 bytes
Gateway:!db29e6a8
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:2 / 2
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 !db29e6a8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (30 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1262059047
Source node ID 		uint32
to 1996871467
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 30 bytes size
hop_limit Not set uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -120.0 dBm
Signal strength at gateway 		int32
rx_snr -19.75 dB
Signal quality at gateway 		float
rx_time 1751225156
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 176
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1751225157.4059346
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 (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !db29e6a8
Signal Metrics: RSSI: -120.0 dBm
SNR: -19.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:30 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [], "snr_towards": [ -0.75 ], "route_back": [ 1127941960 ], "snr_back": [ -16.25 ], "route_node_names": { "1127941960": "[matto] Base 🗼 (MB)", "1996871467": "Meshtastic d72b (d72b)", "1262059047": "KutreTec 7e27 (Ke27)" }, "traceroute_packet": { "packet_data": { "id": 2289507, "timestamp": 1751225157.4059346, "from_node_id": 1262059047, "to_node_id": 1996871467, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!db29e6a8", "channel_id": "LongFast", "mesh_packet_id": 4137973433, "rssi": -120, "snr": -19.75, "hop_limit": 0, "hop_start": 2, "payload_length": 30, "processed_successfully": 1, "raw_payload": "120afdffffffffffffffff011a0448073b43220abfffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1751225156, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "timestamp_str": "2025-06-29 19:25:57", "hop_count": 2, "has_payload": true, "success": 1, "from_node_name": "KutreTec 7e27 (Ke27)", "to_node_name": "Meshtastic d72b (d72b)", "gateway_name": "SkG@Home 🗼🌐 (SkGH)", "gateway_location": { "node_id": 3676956328, "latitude": 40.3439616, "longitude": -3.801088, "altitude": 740, "timestamp": 1752856600.832347, "timestamp_str": "2025-07-18 16:36:40", "display_name": "SkG@Home 🗼🌐", "long_name": "SkG@Home 🗼🌐", "short_name": "SkGH", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 2289507, "from_node_id": 1262059047, "to_node_id": 1996871467, "timestamp": 1751225157.4059346, "gateway_id": "!db29e6a8", "raw_payload": "120afdffffffffffffffff011a0448073b43220abfffffffffffffffff01", "hop_limit": 0, "hop_start": 2, "from_node_name": "KutreTec 7e27 (Ke27)", "to_node_name": "Meshtastic d72b (d72b)", "route_data": { "route_nodes": [], "snr_towards": [ -0.75 ], "route_back": [ 1127941960 ], "snr_back": [ -16.25 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 1996871467, 1262059047 ], "node_names": [ "Meshtastic d72b (d72b)", "KutreTec 7e27 (Ke27)" ], "snr_values": [ -0.75 ], "hops": [ { "hop_number": 1, "from_node_id": 1996871467, "to_node_id": 1262059047, "from_node_name": "Meshtastic d72b (d72b)", "to_node_name": "KutreTec 7e27 (Ke27)", "snr": -0.75, "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" } ], "is_complete": false, "total_hops": 1 }, "return_path": { "path_type": "return", "node_ids": [ 1262059047, 1127941960 ], "node_names": [ "KutreTec 7e27 (Ke27)", "[matto] Base 🗼 (MB)" ], "snr_values": [ -16.25 ], "hops": [ { "hop_number": 1, "from_node_id": 1262059047, "to_node_id": 1127941960, "from_node_name": "KutreTec 7e27 (Ke27)", "to_node_name": "[matto] Base 🗼 (MB)", "snr": -16.25, "direction": "return", "is_target_hop": false, "distance_meters": 2355.8795796978893, "from_location_timestamp": 1750191944.3682084, "to_location_timestamp": 1751224076.058278, "from_location_age_warning": "from 1.7w ago", "to_location_age_warning": "from 0.3h ago" } ], "is_complete": false, "total_hops": 1 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 1996871467, 1262059047, 1127941960 ], "node_names": [ "Meshtastic d72b (d72b)", "KutreTec 7e27 (Ke27)", "[matto] Base 🗼 (MB)" ], "snr_values": [ -0.75, -16.25 ], "hops": [ { "hop_number": 1, "from_node_id": 1996871467, "to_node_id": 1262059047, "from_node_name": "Meshtastic d72b (d72b)", "to_node_name": "KutreTec 7e27 (Ke27)", "snr": -0.75, "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": 1262059047, "to_node_id": 1127941960, "from_node_name": "KutreTec 7e27 (Ke27)", "to_node_name": "[matto] Base 🗼 (MB)", "snr": -16.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 2355.8795796978893, "from_location_timestamp": 1750191944.3682084, "to_location_timestamp": 1751224076.058278, "from_location_age_warning": "from 1.7w ago", "to_location_age_warning": "from 0.3h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Meshtastic d72b (d72b) → KutreTec 7e27 (Ke27)", "return_path_display": "KutreTec 7e27 (Ke27) → [matto] Base 🗼 (MB)", "actual_rf_path_display": "Meshtastic d72b (d72b) → KutreTec 7e27 (Ke27) → [matto] Base 🗼 (MB)", "forward_hops": [ { "hop_number": 1, "from_node_id": 1996871467, "to_node_id": 1262059047, "from_node_name": "Meshtastic d72b (d72b)", "to_node_name": "KutreTec 7e27 (Ke27)", "snr": -0.75, "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" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 1262059047, "to_node_id": 1127941960, "from_node_name": "KutreTec 7e27 (Ke27)", "to_node_name": "[matto] Base 🗼 (MB)", "snr": -16.25, "direction": "return", "is_target_hop": false, "distance_meters": 2355.8795796978893, "from_location_timestamp": 1750191944.3682084, "to_location_timestamp": 1751224076.058278, "from_location_age_warning": "from 1.7w ago", "to_location_age_warning": "from 0.3h ago" } ], "total_forward_distance": 0, "total_return_distance": 2355.8795796978893 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db29e6a8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1262059047, "to": 1996871467, "id": 4137973433, "rx_time": 1751225156, "rx_snr": -19.75, "rx_rssi": -120, "hop_limit": 0, "hop_start": 2, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "decoded": { "portnum": 70, "payload": "120afdffffffffffffffff011a0448073b43220abfffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "snr_towards": [ -3 ], "route_back": [ 1127941960 ], "snr_back": [ -65 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (30 bytes)
120afdffffffffffffffff011a0448073b43220abfffffffffffffffff01
Hex Analysis:
Size:30 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
SkG@Home 🗼🌐 (SkGH) Primary 0.000s
Reference 		-120.0 dBm -19.75 dB 2 LongFast 2025-06-29 19:25:57 Current
Venturada2🗼🌐☀️ (Vb2) -107.312s
Before 		-106.0 dBm -11.25 dB 0 LongFast 2025-06-29 19:24:10 View
Mec Rocket Meco (MRM) -1.179s
Before 		-116.0 dBm -8.25 dB 1 LongFast 2025-06-29 19:25:56 View
[TLGO] Base 📡🌐 (TLG0) -0.869s
Before 		-107.0 dBm -4.25 dB 1 LongFast 2025-06-29 19:25:56 View
GRN1-Base📡🌐 (GRN1) -0.857s
Before 		-109.0 dBm -2.50 dB 1 LongFast 2025-06-29 19:25:56 View
Venturada base🗼🌐 (Vb) -0.029s
Before 		-87.0 dBm 3.50 dB 2 LongFast 2025-06-29 19:25:57 View
MNN1 - MOXI 🎒 (MOXI) +0.046s
After 		-115.0 dBm -11.00 dB 2 LongFast 2025-06-29 19:25:57 View
Ocumare_Base1_🗼🌐 (CATA) +0.118s
After 		-122.0 dBm -19.00 dB 2 LongFast 2025-06-29 19:25:57 View
Perseo 🗼 (nvm1) +0.597s
After 		-98.0 dBm -14.25 dB 2 LongFast 2025-06-29 19:25:58 View
Meshtastic c498📡🌐 (C498) +1.678s
After 		-126.0 dBm -18.25 dB 2 LongFast 2025-06-29 19:25:59 View
Aldinra_1640_🗼🌐 (AldB) +235.063s
After 		-120.0 dBm -17.25 dB 1 LongFast 2025-06-29 19:29:52 View
11

Total Receptions

11

Unique Gateways