DNS Propagation: DNS Lookup

Check DNS Changes & TTL Cache

$1.99 · Designed for iPad. Not verified for macOS.

Changed a DNS record? See in seconds whether Google, Cloudflare and six more public resolvers return the new value, and how long their caches keep the old one. Changed a DNS record? DNS Propagation shows in seconds whether public DNS resolvers already return the new value. Enter a domain, pick a record type and compare the answers of eight resolvers side by side, with response times, TTLs and how fresh each cached answer is. Built for webmasters, developers and IT admins moving a website, switching mail providers or changing nameservers. Propagation check: - Queries AdGuard, AliDNS, Cloudflare, DNS.SB, DNSPod, Google, NextDNS and RethinkDNS at the same time over DNS-over-HTTPS - One clear status: all resolvers agree, mismatch, or error - Record types: A, AAAA, CNAME, MX, TXT, NS, SOA and SRV - Response time and TTL for every resolver, fastest first TTL analysis: - Queries the domain's own nameservers directly for the original TTL - Shows how long each resolver has cached the answer and how fresh it still is, color-coded - See at a glance when an old record will expire everywhere History and gestures: - Your last 50 lookups, grouped by day with their status - Tap to expand a lookup, long press for all details - Swipe right to check a domain again, swipe left to delete it - Double-tap results to copy them, including the TTL analysis Settings: - Turn individual resolvers on or off - Request timeout from 1 to 30 seconds - TTL analysis on or off - Light, Dark and System appearance - Works on iPhone and iPad, with a sidebar on iPad

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Checking a domain again now always queries every DNS resolver. Before, a check repeated within a few minutes could show the answers stored on your device from the previous check, with a response time of 0.00s.

The developer, Dorian Borovina, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • Dark Interface

      • Sufficient Contrast

      • Reduced Motion

    Seller
    Dorian Borovina
    Size
    4.2 MB
    Category
    Developer Tools
    Compatibility
    Requires iOS 16.6 or later.
    • iPhone
      Requires iOS 16.6 or later.
    • iPad
      Requires iPadOS 16.6 or later.
    • Mac
      Requires macOS 13.5 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English
    Age Rating
    4+
    Copyright
    © 2026 Dorian Borovina. All Rights Reserved