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How do I perform a DNS Lookup — New UI

Written by Sunny

Diagnostics Overview

The Diagnostics page allows administrators to perform device-level network troubleshooting directly from the Cloud Controller. It provides built-in tools to test connectivity, routing, DNS resolution, and wireless environment visibility for a selected network device.

This page helps isolate network, ISP, DNS, and device-related issues without requiring local access to the device.
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Navigation

Path:
Select Network → Monitor → Network Devices → Action → Diagnostics

Device Selection

At the top of the page, the following device details are displayed:

Diagnostics 
Device 
00:0C:66:16:4D:29 X 
V 
Model PC-61C4-MW6 
MAC Address 00:0C:66:16:4D:29 
Tools 
Packet Capture 
ARP Table 
Speed Test 
AT Command 
Wi-Fi Scan
  • Device – Selected device MAC address

  • Model – Device model identifier

  • MAC Address – Hardware address of the selected device

Administrators can switch devices using the Device selector dropdown.
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Diagnostic Tabs

The Diagnostics page includes multiple tabs for different troubleshooting functions.

  1. Tools

DNS Look Up

The DNS Look Up tool resolves a hostname using a specified DNS server.

Device 
00:0C:66:16:4D:29 X 
V 
Model PC-61C4-MW6 
MAC Address 00:0C:66:16:4D:29 
Tools 
Packet Capture 
ARP Table 
Speed Test 
AT Command 
Wi-Fi Scan 
DNS Look Up 
Hostname : 
yahoo.com 
DNS Server : 
8.8.8.8 
Run 
DNS Lookup for yahoo.com from 8.8.8.8 
;; - >>HEADER <<- opcode: QUERY, rcode: NOERROR, id: 4518 
; flags: qr rd ra ; QUERY: 1, ANSWER: 6, AUTHORITY: 0, ADDITIONAL: 0 
; QUESTION SECTION: 
; yahoo.com. IN A 
; ANSWER SECTION: 
yahoo.com. 100 IN A 74.6.143.26 
yahoo.com. 100 IN A 74.6.143.25 
yahoo.com. 100 IN A 98.137.11.164 
yahoo.com. 100 IN A 74.6.231.21 
yahoo.com. 100 IN A 98.137.11.163 
yahoo.com. 100 IN A 74.6.231.20 
;; AUTHORITY SECTION: 
; ADDITIONAL SECTION: 
; Query time: 42 msec 
;; SERVER: 8.8.8.8 
; WHEN: Sat Jan 3 02:11:45 2026 
;; MSG SIZE rcvd: 123

Options:

  • Hostname – Domain name to resolve

  • DNS Server – DNS server IP (e.g., 8.8.8.8)

  • Run button

Use cases:

  • Verify DNS resolution

  • Troubleshoot domain access issues

  • Validate DNS server configuration

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