Packet #29039451 Success

NODEINFO_APP packet from Skynet_Base 🌞🏢 (SkyB) to !ffffffff

20
Total Receptions
20
Unique Gateways
0
Hop Count
88
Payload Bytes
Packet Information
Database ID: 29039451
Mesh Packet ID: 0x480c47bd
Used for correlation across gateways
Timestamp: 2025-12-21 01:41:08 UTC
From Node: Skynet_Base 🌞🏢 (SkyB)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Karabanchel_Baldur (KarB)
Channel: MediumFast
RSSI: -99 dBm
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: 2d SkyB
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: 88 bytes
Decoded: Yes
Decoded Data:
Long Name:Skynet_Base 🌞🏢
Short Name:SkyB
Node ID:!eec6922d
MAC Address:7S7uxpIt
Hardware:NRF52_PROMICRO_DIY
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:!13280088
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !13280088
Node ID format
channel_id MediumFast
packet MeshPacket (88 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4005990957
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 88 bytes size
hop_limit 4
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -99.0 dBm
Signal strength at gateway
int32
rx_snr Not set float
rx_time 1766281268
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 45
Relay node ID
uint32
tx_after Not set uint32
timestamp 1766281268.6483755
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !13280088
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -99.0 dBm
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:88 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!eec6922d", "long_name": "Skynet_Base 🌞🏢 ", "short_name": "SkyB", "macaddr": "7S7uxpIt", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!13280088", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4005990957, "to": 4294967295, "id": 1208764349, "rx_time": 1766281268, "rx_snr": 0.0, "rx_rssi": -99, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 45, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092165656336393232641215536b796e65745f4261736520f09f8c9ef09f8fa2201a04536b79422206ed2eeec6922d283f380c422069250b28da1d52e9d1db80ccd75cbc9f4ffaf61aec139917b1fc6b444c29e4024800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!eec6922d", "long_name": "Skynet_Base 🌞🏢 ", "short_name": "SkyB", "macaddr": "7S7uxpIt", "hw_model": "NRF52_PROMICRO_DIY", "role": "CLIENT_BASE", "public_key": "aSULKNodUunR24DM11y8n0/69hrsE5kXsfxrREwp5AI=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (88 bytes)
0a092165656336393232641215536b796e65745f4261736520f09f8c9ef09f8fa2201a04536b79422206ed2eeec6922d283f380c422069250b28da1d52e9d1db80ccd75cbc9f4ffaf61aec139917b1fc6b444c29e4024800
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
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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
Karabanchel_Baldur (KarB) Primary 0.000s
Reference
-99.0 dBm Unknown 0 2d SkyB MediumFast 2025-12-21 01:41:08 UTC Current
Meshtastic b2b4📡🌐 (b2b4) +0.003s
After
-116.0 dBm -15.00 dB 0 2d SkyB MediumFast 2025-12-21 01:41:08 UTC View
Skynet (Sky) +0.265s
After
-52.0 dBm 11.00 dB 0 2d SkyB MediumFast 2025-12-21 01:41:08 UTC View
🤖 Nicolas Cage 🌐 (Cage) +0.278s
After
-70.0 dBm 10.50 dB 0 2d SkyB MediumFast 2025-12-21 01:41:08 UTC View
tizon (Sylv) +0.319s
After
-114.0 dBm -5.00 dB 0 2d SkyB MediumFast 2025-12-21 01:41:08 UTC View
Venturada2 🗼🌞 (Vb2) +1.518s
After
-86.0 dBm 4.25 dB 2 61 TO1 MediumFast 2025-12-21 01:41:10 UTC View
🎄 SkG@Home 📡🌐 (SkGH) +1.522s
After
-93.0 dBm -3.00 dB 2 61 TO1 MediumFast 2025-12-21 01:41:10 UTC View
Ocumare Norte🗼🌐 (RRN) +2.220s
After
-99.0 dBm -3.75 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-21 01:41:10 UTC View
Eagle’s Nest (EAGL) +2.288s
After
-100.0 dBm 7.75 dB 3 48 SMR1 MediumFast 2025-12-21 01:41:10 UTC View
Villalbilla02 (VBV2) +2.618s
After
-119.0 dBm -9.25 dB 3 b0 Vb2 MediumFast 2025-12-21 01:41:11 UTC View
GRN2-Cli 📡🔋 (GRN2) +2.935s
After
-131.0 dBm -9.50 dB 3 b0 Vb2 MediumFast 2025-12-21 01:41:11 UTC View
X Wing 🚀 Kenobi (Knb2) +3.026s
After
-111.0 dBm -4.00 dB 2 61 TO1 MediumFast 2025-12-21 01:41:11 UTC View
PXT_Home (PXT1) +3.299s
After
-102.0 dBm 6.00 dB 3 fd BAS2 MediumFast 2025-12-21 01:41:11 UTC View
Rodashtastic🗼🌐 (RDSt) +3.543s
After
-104.0 dBm 2.75 dB 4 e7 BJN MediumFast 2025-12-21 01:41:12 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +3.892s
After
-115.0 dBm -4.50 dB 4 - MediumFast 2025-12-21 01:41:12 UTC View
Quixote_JS8_7 (QXT7) +3.897s
After
-18.0 dBm 11.00 dB 4 - MediumFast 2025-12-21 01:41:12 UTC View
P3 iGate 🏠🌐 (P3N2) +4.904s
After
-42.0 dBm 11.75 dB 3 25 P3N1 MediumFast 2025-12-21 01:41:13 UTC View
EA4IGE_Alco (astu) +5.814s
After
-124.0 dBm -14.00 dB 3 64 MediumFast 2025-12-21 01:41:14 UTC View
EA4GGL (4GGL) +8.195s
After
-131.0 dBm -13.75 dB 4 25 🌇 MediumFast 2025-12-21 01:41:16 UTC View
Justicia Meshtastic b0e4 🏢 (b0e4) +8.217s
After
-115.0 dBm -7.50 dB 4 25 🌇 MediumFast 2025-12-21 01:41:16 UTC View
20

Total Receptions

20

Unique Gateways