certifier.io Backlinks Profile
scan complete · 2msComplete backlink analysis for certifier.io: Domain Rating, referring domains, and top referrers — all from real Common Crawl data.
Domain rating
0–100 authority score
Referring domains
568
unique sites linking to certifier.io
Authority rank
#1,558,469
global position in Common Crawl index
Harmonic centrality
15,425,573
raw graph-theoretic score (higher = more central)
PageRank position
#168,119
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 certifier.io, 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 568 · ranked by authority
#1thinkific.comDR 60→#2paperform.coDR 55→#3simplybook.meDR 50→#4vt.eduDR 50→#5involve.meDR 46→#6dinstudio.seDR 44→#7featurebase.appDR 43→#8fastly.netDR 43→#9pixpa.comDR 42→#10referralcandy.comDR 39→
Showing top 10 of 568 total. Upgrade for top 100 + CSV export →
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