Packet #2142886 Success

NODEINFO_APP packet from K2XAP / nyme.sh (XAP) to Old Laurel Mockingbird (MEAT)

18
Total Receptions
18
Unique Gateways
0
Hop Count
88
Payload Bytes
Packet Information
Database ID: 2142886
Mesh Packet ID: 0xb8a2e45a
Used for correlation across gateways
Timestamp: 2025-11-15 16:44:45 UTC
From Node: K2XAP / nyme.sh (XAP)
To Node: Old Laurel Mockingbird (MEAT)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: K2XAP / nyme.sh (XAP)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: e7 XAP
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:K2XAP Pocket / nyme.sh
Short Name:XAP
Node ID:!8b1f99e7
MAC Address:9kuLH5nn
Hardware:HELTEC_MESH_POCKET
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:!8b1f99e7
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !8b1f99e7
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 2334104039
Source node ID 		uint32
to 1135975740
Target node ID 		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 Not set int32
rx_snr Not set float
rx_time 1763225170
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 70
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 231
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1763225085.5760303
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !8b1f99e7
Zero Hop Policy: Enabled
Direct gateway connection
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": "!8b1f99e7", "long_name": "K2XAP Pocket / nyme.sh", "short_name": "XAP", "macaddr": "9kuLH5nn", "hw_model": "HELTEC_MESH_POCKET" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!8b1f99e7", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2334104039, "to": 1135975740, "id": 3097683034, "rx_time": 1763225170, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 231, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921386231663939653712164b3258415020506f636b6574202f206e796d652e73681a035841502206f64b8b1f99e7285e38014220a2fed29d81468ca94288debc787c9f279b89777fbb46e30081ab7f8067ed773f4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!8b1f99e7", "long_name": "K2XAP Pocket / nyme.sh", "short_name": "XAP", "macaddr": "9kuLH5nn", "hw_model": "HELTEC_MESH_POCKET", "role": "CLIENT_MUTE", "public_key": "ov7SnYFGjKlCiN68eHyfJ5uJd3+7RuMAgat/gGftdz8=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (88 bytes)
0a0921386231663939653712164b3258415020506f636b6574202f206e796d652e73681a035841502206f64b8b1f99e7285e38014220a2fed29d81468ca94288debc787c9f279b89777fbb46e30081ab7f8067ed773f4800
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 Relay Channel Timestamp Actions
K2XAP / nyme.sh (XAP) Primary 0.000s
Reference 		Unknown Unknown 0 e7 XAP LongFast 2025-11-15 16:44:45 UTC Current
K2XAP V4 MS (XAP4) +0.986s
After 		-85.0 dBm -15.50 dB 0 e7 XAP LongFast 2025-11-15 16:44:46 UTC View
ClaremontWx.net (CmWx) +1.016s
After 		-82.0 dBm 2.50 dB 0 e7 XAP LongFast 2025-11-15 16:44:46 UTC View
Claudiopolis-440c (440c) +17.695s
After 		-93.0 dBm -2.50 dB 2 63 XAPn , b063 LongFast 2025-11-15 16:45:03 UTC View
1 MW 1 West Side | https://nyme.sh (1MW1) +20.189s
After 		-114.0 dBm -14.75 dB 3 - LongFast 2025-11-15 16:45:05 UTC View
MeshM0xie (M0x) +23.853s
After 		-94.0 dBm -1.00 dB 2 c9 Penn LongFast 2025-11-15 16:45:09 UTC View
Steiner Studios Tower (SST) +23.866s
After 		-116.0 dBm -9.25 dB 2 c9 Penn , JLX3 LongFast 2025-11-15 16:45:09 UTC View
DRP1 Chelsea (DRP1) +24.188s
After 		-78.0 dBm 6.75 dB 2 c9 Penn , JLX3 LongFast 2025-11-15 16:45:09 UTC View
aurelia (🧚) +25.032s
After 		-109.0 dBm -1.00 dB 2 c9 Penn LongFast 2025-11-15 16:45:10 UTC View
dkTowerBot (dkTB) +25.441s
After 		-109.0 dBm -18.75 dB 2 81 Titi , JLO9 LongFast 2025-11-15 16:45:11 UTC View
Fried Fish 1 | nyme.sh (FF1) +25.470s
After 		-99.0 dBm -10.75 dB 2 81 d081 , Titi LongFast 2025-11-15 16:45:11 UTC View
YMH 2 @ Your Mom’s House (YMH2) +26.966s
After 		-65.0 dBm -1.00 dB 3 90 NLG1 LongFast 2025-11-15 16:45:12 UTC View
bit0fun | nyme.sh (🟠) +31.717s
After 		-109.0 dBm -7.50 dB 4 dd LongFast 2025-11-15 16:45:17 UTC View
Meshtastic 631c (631c) +32.083s
After 		-101.0 dBm -11.25 dB 3 10 WA2J , 8a10 LongFast 2025-11-15 16:45:17 UTC View
Gowanus Soda (p1p) +34.013s
After 		-112.0 dBm -8.50 dB 4 1c 631c LongFast 2025-11-15 16:45:19 UTC View
JLO6 - Corona Solar (JLO6) +69.166s
After 		-60.0 dBm 5.50 dB 4 35 JLX5 LongFast 2025-11-15 16:45:54 UTC View
DRP0 Astoria (DRP0) +104.528s
After 		-115.0 dBm -11.50 dB 3 b2 😴 , CBZ1 LongFast 2025-11-15 16:46:30 UTC View
GSI Portable (GSIP) +105.153s
After 		-99.0 dBm -1.75 dB 3 b2 CBZ1 LongFast 2025-11-15 16:46:30 UTC View
18

Total Receptions

18

Unique Gateways