21ks.net Backlinks Profile
scan complete · 3msComplete backlink analysis for 21ks.net: Domain Rating, referring domains, and top referrers — all from real Common Crawl data.
Domain rating
0–100 authority score
Referring domains
78
unique sites linking to 21ks.net
Authority rank
#36,078,882
global position in Common Crawl index
Harmonic centrality
12,415,523
raw graph-theoretic score (higher = more central)
PageRank position
#165,446,780
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 21ks.net, 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 10 of 78 · ranked by authority
#1github.ioDR 77→#2b2b168.comDR 61→#3co188.comDR 50→#4nih.govDR 49→#5zazhi.com.cnDR 48→#69998.tvDR 48→#71988.tvDR 41→#8mayicms.comDR 41→#9xueshu.comDR 39→#1039.netDR 32→
Showing top 10 of 78 total. Upgrade for top 100 + CSV export →
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