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AITDK SEO Extension vs Domain Digger

Focuses on domain analysis and WHOIS data, but lacks on-page SEO and traffic features.

Side by side

What it is
AITDK SEO Extension:AITDK SEO Extension is a free Chrome extension that provides on-page SEO audits, traffic stats, WHOIS lookup, keyword density and more.
Domain Digger:Domain Digger is an open-source web tool that retrieves DNS, WHOIS, SSL certificates, subdomains and more for any domain.
Best for
AITDK SEO Extension:All-in-one free SEO browser extension
Domain Digger:All-in-one domain lookup and analysis
Who it’s for
AITDK SEO Extension:SEO professionals, webmasters and marketers needing quick site analysis
Domain Digger:Developers, DevOps, security auditors, educators and anyone needing detailed domain data.
Pricing
AITDK SEO Extension:Freemium
Domain Digger:Open source
Plans
AITDK SEO Extension:Free $0 · Starter $10 per month · Pro $20 per month
Domain Digger:—
Open source
AITDK SEO Extension:—
Domain Digger:Yes, 1,350 GitHub stars
DevHunt upvotes
AITDK SEO Extension:26
Domain Digger:27
Launched on DevHunt
AITDK SEO Extension:Jun 2024
Domain Digger:Mar 2024

AITDK SEO Extension features

  • On-Page SEO Audit. Shows title, description, URL, H tags, images, links and other core SEO elements of any page.
  • Website Traffic Analysis. Displays monthly visits, bounce rate, dwell time, global rank and traffic source breakdown.
  • WHOIS Lookup. Provides domain registration, expiry dates, registrar and nameserver information.
  • Keyword Density Check. Lists most frequent keywords with count and density for the current page.
  • Headings & Images Analysis. Shows heading hierarchy, image alt/title status and link ratios (dofollow/nofollow).
  • Metadata Extraction. Collects and displays all metadata from the page in a clear format.

Domain Digger features

  • Live DNS lookups. Real-time queries for all record types without caching results.
  • Worldwide resolvers. Compare answers from Cloudflare, Google, ISP or authoritative servers across regions.
  • WHOIS decoding. Shows registration, expiry and ownership details in a readable format.
  • Subdomain discovery. Enumerates hidden subdomains for security audits and attack-surface mapping.
  • Certificate history. Lists every SSL/TLS certificate ever issued for a domain with issuer and validity dates.
  • No install or accounts. Runs in the browser; just paste a domain and get results instantly.

Based on each tool's website and DevHunt data. Details may change; check the official sites.