Best Nslookup Apps

249+ iOS apps curated and reviewed

3.5 avg rating
18 free apps
Updated September 2026

With an average user rating of 3.5★, the nslookup category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.

Compare top Nslookup Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1NSLookupNSLookupFree3.0★ (31)YesYesAug 2026
2Network Analyzer: WiFi ScanNetwork Analyzer: WiFi ScanFree4.6★ (6.8K)YesNoSep 2026
3iNetTools - Ping,DNS,Port ScaniNetTools - Ping,DNS,Port ScanFree4.6★ (5.6K)YesYesSep 2026
4Deep DigDeep DigFree3.9★ (21)NoNoAug 2026
5Nslookup: DNS RecordsNslookup: DNS RecordsFreeNoNoAug 2026
6NSLookup Z-Fast DNS Query ToolNSLookup Z-Fast DNS Query ToolFree5.0★ (7)NoYesSep 2026
7ISC DigISC DigFree3.2★ (6)NoNoMay 2026
8NSLookup PlusNSLookup Plus$1.992.3★ (7)NoNoSep 2026

Top Picks for Nslookup

NSLookup#1

NSLookup by Dayana Networks Ltd

Domain's DNS records
Editor's Choice
🔧 Utilities
3.0(31 ratings)
FreeAdsIn-App Purchases
NSLookup screenshot 1
NSLookup screenshot 2
NSLookup screenshot 3
NSLookup screenshot 4
NSLookup screenshot 5

This utility app retrieves detailed DNS information for any domain. It helps users find IP addresses, view name servers, and query specific DNS records like NS and CNAME. It can also force authoritative responses from main DNS servers.

Network Analyzer: WiFi Scan#2

Network Analyzer: WiFi Scan by Techet

LAN scanner, ping, DNS & whois
Strong Contender
🔧 Utilities
4.6😊(6.8K ratings)
FreeAds
Network Analyzer: WiFi Scan screenshot 1
Network Analyzer: WiFi Scan screenshot 2
Network Analyzer: WiFi Scan screenshot 3
Network Analyzer: WiFi Scan screenshot 4
Network Analyzer: WiFi Scan screenshot 5
Network Analyzer: WiFi Scan screenshot 6

Diagnose Wi-Fi and internet connectivity issues with a suite of network analysis tools. Discover devices on your LAN, test connectivity with ping and traceroute, and scan for open ports.

What We Love

  • 🚀 Quick and easy to use
  • 👍 Helpful for network troubleshooting
  • 🔒 Provides network security insights
  • 💡 Useful for identifying connected devices
  • 👍 Accurate and reliable information

Room to Improve

  • 🐛 Some functionality removed in recent updates
  • 🔒 Limited access to device details due to iOS restrictions
  • 💸 Ads in free version can be intrusive
  • 🔋 Concerns about data privacy and sharing
iNetTools - Ping,DNS,Port Scan#3

iNetTools - Ping,DNS,Port Scan by ComcSoft Corporation

Best Network Diagnosis App
Worth Considering
🔧 Utilities
4.6😞(5.6K ratings)
FreeAdsIn-App Purchases
iNetTools - Ping,DNS,Port Scan screenshot 1
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iNetTools - Ping,DNS,Port Scan screenshot 3
iNetTools - Ping,DNS,Port Scan screenshot 4
iNetTools - Ping,DNS,Port Scan screenshot 5
iNetTools - Ping,DNS,Port Scan screenshot 6

This app offers a comprehensive set of network diagnostic tools for iPhone and iPad. It includes essential utilities like Ping, DNS Lookup, Trace Route, and Port Scan to help users identify and resolve network issues.

What We Love

  • 👍 Handy network tool
  • 🚀 Works as expected
  • 💡 Useful features
  • 🔒 Secure and reliable
  • 👍 Simple and easy to use

Room to Improve

  • 🐛 Inaccurate results
  • 🔍 Limited functionality in free version
  • 💸 Aggressive monetization with ads
  • 🔒 Privacy concerns with location access
  • 🤖 Unreliable performance

More Nslookup apps to explore

FAQ about Nslookup

What are the best nslookup apps for iPhone?
NSLookup tops our nslookup apps ranking as of September 2026, with a 3.0-star average from 31 App Store ratings, and it's free to download.
Yes — 18 of the top nslookup apps we rank are free to download, including NSLookup and Network Analyzer: WiFi Scan.
NSLookup shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ nslookup apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
NSLookup is an internet utility designed to retrieve detailed DNS (Domain Name System) information for any given domain. It allows users to find the target IP address associated with a domain and view the name servers that are set for it.
This application enables you to see public DNS records for domains and subdomains. Specifically, you can query NS (Name Server) and CNAME (Canonical Name) records. It also offers the functionality to force the app to obtain an authoritative response directly from the domain's main DNS server.

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