Packet #253647 Success

TRACEROUTE_APP packet from Hazelwood Treebeard (HWTb) to Bryn Mawr Base (BRYN)

4
Total Receptions
3
Unique Gateways
4
Hop Count
74
Payload Bytes
Packet Information
Database ID: 253647
Mesh Packet ID: 0x8fd29660
Used for correlation across gateways
Timestamp: 2026-04-09 06:52:57 UTC
From Node: Hazelwood Treebeard (HWTb)
To Node: Bryn Mawr Base (BRYN)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: SG-Command (SG-C)
Channel: LongFast
RSSI: -115 dBm
SNR: -18.25 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Relay Node: a4
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TRACEROUTE_APP
Size: 74 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Bryn Mawr Base (BRYN) → Hazelwood Treebeard (HWTb)
Hop Count: 1 hops
Status: Forward incomplete, Return in progress
SNR Towards: 0.0 dB -3.75 dB
Return Path: MacReady a7a6 (Mac) → Hamshack 1312 (1312) → !a0cc86d4 → Meshtastic d0a4 (d0a4)
SNR Back: -13.0 dB 6.25 dB -19.5 dB -10.25 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 Bryn Mawr Base (BRYN) Bryn Mawr Base (BRYN) 0 m 0.0 dB Origin Hops
2 Bryn Mawr Base (BRYN) Hazelwood Treebeard (HWTb) 2.73 km -3.75 dB Relay Hops
3 Hazelwood Treebeard (HWTb) Hazelwood Treebeard (HWTb) 0 m Unknown Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Hazelwood Treebeard (HWTb) MacReady a7a6 (Mac) 11.83 km -13.0 dB Return Start Hops
2 MacReady a7a6 (Mac) Hamshack 1312 (1312) 4.27 km 6.25 dB Return Relay Hops
3 Hamshack 1312 (1312) !a0cc86d4 Unknown -19.5 dB Return Relay Hops
4 !a0cc86d4 Meshtastic d0a4 (d0a4) Unknown -10.25 dB Return End Hops
Total Forward Distance
2.73 km
Total Return Distance
16.10 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:74 bytes
Gateway:!e1035fa3
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:4 / 5
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 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 !e1035fa3
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 440449685
Source node ID 		uint32
to 382653768
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 74 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -115.0 dBm
Signal strength at gateway 		int32
rx_snr -18.25 dB
Signal quality at gateway 		float
rx_time 1775717575
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 164
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1775717577.180102
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
  • ✓ 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
Gateway ID: !e1035fa3
Signal Metrics: RSSI: -115.0 dBm
SNR: -18.25 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": [ 382653768, 440449685 ], "snr_towards": [ 0.0, -3.75 ], "route_back": [ 4198213542, 3562771580, 2697758420, 382652580 ], "snr_back": [ -13.0, 6.25, -19.5, -10.25 ], "route_node_names": { "382652580": "Meshtastic d0a4 (d0a4)", "4198213542": "MacReady a7a6 (Mac)", "382653768": "Bryn Mawr Base (BRYN)", "2697758420": "!a0cc86d4", "440449685": "Hazelwood Treebeard (HWTb)", "3562771580": "Hamshack 1312 (1312)" }, "traceroute_packet": { "packet_data": { "id": 253647, "timestamp": 1775717577.180102, "from_node_id": 440449685, "to_node_id": 382653768, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!e1035fa3", "channel_id": "LongFast", "mesh_packet_id": 2412942944, "rssi": -115, "snr": -18.25, "hop_limit": 1, "hop_start": 5, "payload_length": 74, "processed_successfully": 1, "raw_payload": "0a0848d5ce1695ba401a120b00f1ffffffffffffffff011a10a6a73bfa7c945bd4d486cca0a4d0ce16221fccffffffffffffffff0119b2ffffffffffffffff01d7ffffffffffffffff01", "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1775717575, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "timestamp_str": "2026-04-09 06:52:57 UTC", "hop_count": 4, "has_payload": true, "success": 1, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "Bryn Mawr Base (BRYN)", "relay_hex": "a4", "relay_candidates": [], "gateway_name": "SG-Command (SG-C)", "gateway_location": { "node_id": 3775094691, "latitude": 40.1866752, "longitude": -75.2091136, "altitude": 95, "timestamp": 1775856664.5401173, "timestamp_str": "2026-04-10 21:31:04", "display_name": "SG-Command", "long_name": "SG-Command", "short_name": "SG-C", "hw_model": "RAK4631" } }, "resolve_names": true, "packet_id": 253647, "from_node_id": 440449685, "to_node_id": 382653768, "timestamp": 1775717577.180102, "gateway_id": "!e1035fa3", "raw_payload": "0a0848d5ce1695ba401a120b00f1ffffffffffffffff011a10a6a73bfa7c945bd4d486cca0a4d0ce16221fccffffffffffffffff0119b2ffffffffffffffff01d7ffffffffffffffff01", "hop_limit": 1, "hop_start": 5, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "Bryn Mawr Base (BRYN)", "route_data": { "route_nodes": [ 382653768, 440449685 ], "snr_towards": [ 0.0, -3.75 ], "route_back": [ 4198213542, 3562771580, 2697758420, 382652580 ], "snr_back": [ -13.0, 6.25, -19.5, -10.25 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 382653768, 382653768, 440449685, 440449685 ], "node_names": [ "Bryn Mawr Base (BRYN)", "Bryn Mawr Base (BRYN)", "Hazelwood Treebeard (HWTb)", "Hazelwood Treebeard (HWTb)" ], "snr_values": [ 0.0, -3.75 ], "hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 382653768, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775661183.9152524, "from_location_age_warning": "from 15.7h ago", "to_location_age_warning": "from 15.7h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 440449685, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": -3.75, "direction": "forward", "is_target_hop": false, "distance_meters": 2733.9148280970016, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 15.7h ago", "to_location_age_warning": "from 7.6h ago" }, { "hop_number": 3, "from_node_id": 440449685, "to_node_id": 440449685, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": null, "direction": "forward", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 7.6h ago", "to_location_age_warning": "from 7.6h ago" } ], "is_complete": false, "total_hops": 3 }, "return_path": { "path_type": "return", "node_ids": [ 440449685, 4198213542, 3562771580, 2697758420, 382652580 ], "node_names": [ "Hazelwood Treebeard (HWTb)", "MacReady a7a6 (Mac)", "Hamshack 1312 (1312)", "!a0cc86d4", "Meshtastic d0a4 (d0a4)" ], "snr_values": [ -13.0, 6.25, -19.5, -10.25 ], "hops": [ { "hop_number": 1, "from_node_id": 440449685, "to_node_id": 4198213542, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "MacReady a7a6 (Mac)", "snr": -13.0, "direction": "return", "is_target_hop": false, "distance_meters": 11830.729482105899, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775634502.2210672, "from_location_age_warning": "from 7.6h ago", "to_location_age_warning": "from 23.1h ago" }, { "hop_number": 2, "from_node_id": 4198213542, "to_node_id": 3562771580, "from_node_name": "MacReady a7a6 (Mac)", "to_node_name": "Hamshack 1312 (1312)", "snr": 6.25, "direction": "return", "is_target_hop": false, "distance_meters": 4265.761117251781, "from_location_timestamp": 1775634502.2210672, "to_location_timestamp": 1773556878.300323, "from_location_age_warning": "from 23.1h ago", "to_location_age_warning": "from 3.6w ago" }, { "hop_number": 3, "from_node_id": 3562771580, "to_node_id": 2697758420, "from_node_name": "Hamshack 1312 (1312)", "to_node_name": "!a0cc86d4", "snr": -19.5, "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": 2697758420, "to_node_id": 382652580, "from_node_name": "!a0cc86d4", "to_node_name": "Meshtastic d0a4 (d0a4)", "snr": -10.25, "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" } ], "is_complete": false, "total_hops": 4 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 382653768, 440449685, 4198213542, 3562771580, 2697758420, 382652580 ], "node_names": [ "Bryn Mawr Base (BRYN)", "Hazelwood Treebeard (HWTb)", "MacReady a7a6 (Mac)", "Hamshack 1312 (1312)", "!a0cc86d4", "Meshtastic d0a4 (d0a4)" ], "snr_values": [ 0.0, -3.75, -13.0, 6.25, -19.5, -10.25 ], "hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 382653768, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775661183.9152524, "from_location_age_warning": "from 15.7h ago", "to_location_age_warning": "from 15.7h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 440449685, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": -3.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 2733.9148280970016, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 15.7h ago", "to_location_age_warning": "from 7.6h ago" }, { "hop_number": 3, "from_node_id": 440449685, "to_node_id": 4198213542, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "MacReady a7a6 (Mac)", "snr": -13.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": 11830.729482105899, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775634502.2210672, "from_location_age_warning": "from 7.6h ago", "to_location_age_warning": "from 23.1h ago" }, { "hop_number": 4, "from_node_id": 4198213542, "to_node_id": 3562771580, "from_node_name": "MacReady a7a6 (Mac)", "to_node_name": "Hamshack 1312 (1312)", "snr": 6.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 4265.761117251781, "from_location_timestamp": 1775634502.2210672, "to_location_timestamp": 1773556878.300323, "from_location_age_warning": "from 23.1h ago", "to_location_age_warning": "from 3.6w ago" }, { "hop_number": 5, "from_node_id": 3562771580, "to_node_id": 2697758420, "from_node_name": "Hamshack 1312 (1312)", "to_node_name": "!a0cc86d4", "snr": -19.5, "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": 2697758420, "to_node_id": 382652580, "from_node_name": "!a0cc86d4", "to_node_name": "Meshtastic d0a4 (d0a4)", "snr": -10.25, "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" } ], "is_complete": false, "total_hops": 6 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Bryn Mawr Base (BRYN) → Bryn Mawr Base (BRYN) → Hazelwood Treebeard (HWTb) → Hazelwood Treebeard (HWTb)", "return_path_display": "Hazelwood Treebeard (HWTb) → MacReady a7a6 (Mac) → Hamshack 1312 (1312) → !a0cc86d4 → Meshtastic d0a4 (d0a4)", "actual_rf_path_display": "Bryn Mawr Base (BRYN) → Hazelwood Treebeard (HWTb) → MacReady a7a6 (Mac) → Hamshack 1312 (1312) → !a0cc86d4 → Meshtastic d0a4 (d0a4)", "forward_hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 382653768, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775661183.9152524, "from_location_age_warning": "from 15.7h ago", "to_location_age_warning": "from 15.7h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 440449685, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": -3.75, "direction": "forward", "is_target_hop": false, "distance_meters": 2733.9148280970016, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 15.7h ago", "to_location_age_warning": "from 7.6h ago" }, { "hop_number": 3, "from_node_id": 440449685, "to_node_id": 440449685, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": null, "direction": "forward", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 7.6h ago", "to_location_age_warning": "from 7.6h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 440449685, "to_node_id": 4198213542, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "MacReady a7a6 (Mac)", "snr": -13.0, "direction": "return", "is_target_hop": false, "distance_meters": 11830.729482105899, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775634502.2210672, "from_location_age_warning": "from 7.6h ago", "to_location_age_warning": "from 23.1h ago" }, { "hop_number": 2, "from_node_id": 4198213542, "to_node_id": 3562771580, "from_node_name": "MacReady a7a6 (Mac)", "to_node_name": "Hamshack 1312 (1312)", "snr": 6.25, "direction": "return", "is_target_hop": false, "distance_meters": 4265.761117251781, "from_location_timestamp": 1775634502.2210672, "to_location_timestamp": 1773556878.300323, "from_location_age_warning": "from 23.1h ago", "to_location_age_warning": "from 3.6w ago" }, { "hop_number": 3, "from_node_id": 3562771580, "to_node_id": 2697758420, "from_node_name": "Hamshack 1312 (1312)", "to_node_name": "!a0cc86d4", "snr": -19.5, "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": 2697758420, "to_node_id": 382652580, "from_node_name": "!a0cc86d4", "to_node_name": "Meshtastic d0a4 (d0a4)", "snr": -10.25, "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" } ], "total_forward_distance": 2733.9148280970016, "total_return_distance": 16096.49059935768 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!e1035fa3", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 440449685, "to": 382653768, "id": 2412942944, "rx_time": 1775717575, "rx_snr": -18.25, "rx_rssi": -115, "hop_limit": 1, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0848d5ce1695ba401a120b00f1ffffffffffffffff011a10a6a73bfa7c945bd4d486cca0a4d0ce16221fccffffffffffffffff0119b2ffffffffffffffff01d7ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 382653768, 440449685 ], "snr_towards": [ 0, -15 ], "route_back": [ 4198213542, 3562771580, 2697758420, 382652580 ], "snr_back": [ -52, 25, -78, -41 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (74 bytes)
0a0848d5ce1695ba401a120b00f1ffffffffffffffff011a10a6a73bfa7c945bd4d486cca0a4d0ce16221fccffffffffffffffff0119b2ffffffffffffffff01d7ffffffffffffffff01
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 Relay Channel Timestamp Actions
SG-Command (SG-C) Primary 0.000s
Reference 		-115.0 dBm -18.25 dB 4 a4 LongFast 2026-04-09 06:52:57 UTC Current
Bryn Mawr Base (BRYN) -27.635s
Before 		-109.0 dBm -8.75 dB 0 95 HWTb LongFast 2026-04-09 06:52:29 UTC View
homebase.mesh.sdr.lol (SDRB) -1.757s
Before 		-115.0 dBm -7.00 dB 3 d4 OWKN , 86d4 LongFast 2026-04-09 06:52:55 UTC View
SG-Command (SG-C) +0.432s
After 		-115.0 dBm -18.25 dB 4 a4 LongFast 2026-04-09 06:52:57 UTC View
4

Total Receptions

3

Unique Gateways