skills21.org Backlinks Profile
scan complete · 3msComplete backlink analysis for skills21.org: Domain Rating, referring domains, and top referrers — all from real Common Crawl data.
Domain rating
0–100 authority score
Referring domains
44
unique sites linking to skills21.org
Authority rank
#1,222,145
global position in Common Crawl index
Harmonic centrality
15,890,374
raw graph-theoretic score (higher = more central)
PageRank position
#363,230
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 skills21.org, 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 44 · ranked by authority
#1blogspot.comDR 93→#2weebly.comDR 80→#3google.comDR 65→#4podbean.comDR 65→#5apple.comDR 49→#6yale.eduDR 49→#7wordpress.orgDR 44→#8ct.govDR 36→#9edc.orgDR 31→#10southernct.eduDR 27→
Showing top 10 of 44 total. Upgrade for top 100 + CSV export →
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