Packet #28117157 Success

NODEINFO_APP packet from Venturada base (Vbt) to !ffffffff

24
Total Receptions
24
Unique Gateways
2
Hop Count
81
Payload Bytes
Packet Information
Database ID: 28117157
Mesh Packet ID: 0x56374a5a
Used for correlation across gateways
Timestamp: 2025-12-16 19:58:37 UTC
From Node: Venturada base (Vbt)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 18a4 (18a4)
Channel: MediumFast
RSSI: -58 dBm
SNR: 13.5 dBm
Hop Info: 2/4 hops
Start: 4, Limit: 2
Relay Node: 60 1760
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 81 bytes
Decoded: Yes
Decoded Data:
Long Name:Venturada base
Short Name:Vbt
Node ID:!6984df10
MAC Address:kHBphN8Q
Hardware:HELTEC_V4
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:81 bytes
Gateway:!c0c318a4
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !c0c318a4
Node ID format
channel_id MediumFast
packet MeshPacket (81 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1770315536
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 81 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -58.0 dBm
Signal strength at gateway 		int32
rx_snr 13.50 dB
Signal quality at gateway 		float
rx_time 1765915321
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 96
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765915117.7790804
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !c0c318a4
Signal Metrics: RSSI: -58.0 dBm
SNR: 13.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:81 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!6984df10", "long_name": "Venturada base ", "short_name": "Vbt", "macaddr": "kHBphN8Q", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!c0c318a4", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770315536, "to": 4294967295, "id": 1446464090, "rx_time": 1765915321, "rx_snr": 13.5, "rx_rssi": -58, "hop_limit": 2, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 96, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213639383464663130120f56656e7475726164612062617365201a03566274220690706984df10286e380c42202cb288be473e82341e6d2a9d0c2e5a883244e55c93a26242a51e89842b6165014800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!6984df10", "long_name": "Venturada base ", "short_name": "Vbt", "macaddr": "kHBphN8Q", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "LLKIvkc+gjQebSqdDC5aiDJE5VyTomJCpR6JhCthZQE=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (81 bytes)
0a09213639383464663130120f56656e7475726164612062617365201a03566274220690706984df10286e380c42202cb288be473e82341e6d2a9d0c2e5a883244e55c93a26242a51e89842b6165014800
Hex Analysis:
Size:81 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
Meshtastic 18a4 (18a4) Primary 0.000s
Reference 		-58.0 dBm 13.50 dB 2 60 1760 MediumFast 2025-12-16 19:58:37 UTC Current
Meshtastic 26b0 (26b0) -1.721s
Before 		-77.0 dBm 10.00 dB 0 10 Vbt MediumFast 2025-12-16 19:58:36 UTC View
Ocumare Norte🗼🌐 (RRN) -1.230s
Before 		-101.0 dBm -6.50 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-16 19:58:36 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -1.196s
Before 		-81.0 dBm 6.25 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-16 19:58:36 UTC View
JAGO1_Cañaveral (JAGO) -1.161s
Before 		-120.0 dBm -11.50 dB 1 b0 Vbm , PUPM , 26b0 MediumFast 2025-12-16 19:58:36 UTC View
Meshtastic 1760 (1760) -0.892s
Before 		-132.0 dBm -13.25 dB 1 b0 26b0 MediumFast 2025-12-16 19:58:36 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -0.843s
Before 		-105.0 dBm -8.00 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-16 19:58:36 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -0.324s
Before 		-82.0 dBm -12.50 dB 2 56 8d56 , 3d56 MediumFast 2025-12-16 19:58:37 UTC View
[samsepi0l] 📡🌐 (tlg0) -0.275s
Before 		-77.0 dBm -6.75 dB 2 fc 74fc , Anu2 MediumFast 2025-12-16 19:58:37 UTC View
Mec Rocket Meco (MRM) -0.270s
Before 		-112.0 dBm -14.00 dB 2 c0 sdAh MediumFast 2025-12-16 19:58:37 UTC View
Fenix (FENX) +0.544s
After 		-118.0 dBm -10.00 dB 1 61 TO1 MediumFast 2025-12-16 19:58:38 UTC View
PXT_Home (PXT1) +0.673s
After 		-111.0 dBm -1.00 dB 3 48 mfms MediumFast 2025-12-16 19:58:38 UTC View
Karabanchel_Baldur (KarB) +0.779s
After 		-91.0 dBm 0.50 dB 2 24 vid MediumFast 2025-12-16 19:58:38 UTC View
tizon (Sylv) +1.096s
After 		-112.0 dBm -4.25 dB 2 24 vid MediumFast 2025-12-16 19:58:38 UTC View
Rodashtastic🗼🌐 (RDSt) +1.100s
After 		-118.0 dBm -10.50 dB 2 e8 GRN1 MediumFast 2025-12-16 19:58:38 UTC View
Villalbilla02 (VBV2) +1.662s
After 		-123.0 dBm -14.75 dB 1 b0 26b0 MediumFast 2025-12-16 19:58:39 UTC View
Gardoqui base 🦜 (Ga01) +1.986s
After 		-91.0 dBm 11.00 dB 2 c0 sdAh MediumFast 2025-12-16 19:58:39 UTC View
GRN2-Base 🌐📡🔋 (GRN2) +2.030s
After 		-96.0 dBm 6.25 dB 2 e8 GRN1 MediumFast 2025-12-16 19:58:39 UTC View
ETH Maverick (ET01) +2.537s
After 		-108.0 dBm -6.50 dB 1 61 TO1 MediumFast 2025-12-16 19:58:40 UTC View
Quixote_JS8_7 (QXT7) +2.793s
After 		-18.0 dBm 10.75 dB 3 - MediumFast 2025-12-16 19:58:40 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +2.801s
After 		-113.0 dBm -9.50 dB 3 - MediumFast 2025-12-16 19:58:40 UTC View
Eagle’s Nest (EAGL) +2.959s
After 		-115.0 dBm -6.00 dB 2 74 MediumFast 2025-12-16 19:58:40 UTC View
ETH Goose (ET03) +4.219s
After 		-24.0 dBm 10.75 dB 2 41 ET01 MediumFast 2025-12-16 19:58:41 UTC View
TweeteR ☀🔋 (TwT) +786.702s
After 		-106.0 dBm 2.25 dB 3 85 FTO1 MediumFast 2025-12-16 20:11:44 UTC View
24

Total Receptions

24

Unique Gateways