qct.tools Backlinks Profile
scan complete · 4msComplete backlink analysis for qct.tools: Domain Rating, referring domains, and top referrers — all from real Common Crawl data.
Domain rating
0–100 authority score
Referring domains
2
unique sites linking to qct.tools
Authority rank
#103,244,740
global position in Common Crawl index
Harmonic centrality
10,464,078
raw graph-theoretic score (higher = more central)
PageRank position
#74,217,309
classical PageRank ranking (Google's original signal)
What we measure
Authority signals
Domain Rating computed from the Common Crawl harmonic centrality index — 10B+ links analyzed.
Network breadth
Referring domains = the number of unique websites that link to qct.tools, the metric SEOs trust most.
Honest data
We show only what we can measure exactly from the public web graph. No fake "estimated" multipliers.
Top referring domains
Showing 2 of 2 · ranked by authority
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