portbase.com Backlinks Profile
scan complete · 1msComplete backlink analysis for portbase.com: Domain Rating, referring domains, and top referrers — all from real Common Crawl data.
Domain rating
0–100 authority score
Referring domains
149
unique sites linking to portbase.com
Authority rank
#35,753,992
global position in Common Crawl index
Harmonic centrality
12,416,920
raw graph-theoretic score (higher = more central)
PageRank position
#26,287,928
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 portbase.com, 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 149 · ranked by authority
#1blogspot.comDR 93→#2google.comDR 65→#3zendesk.comDR 62→#4amazon.comDR 42→#5utwente.nlDR 42→#6sgs.comDR 32→#7weforum.orgDR 28→#8maersk.comDR 26→#9tweakers.netDR 24→#10rvo.nlDR 24→
Showing top 10 of 149 total. Upgrade for top 100 + CSV export →
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