phd.inc Backlinks Profile
scan complete · 2msComplete backlink analysis for phd.inc: Domain Rating, referring domains, and top referrers — all from real Common Crawl data.
Domain rating
0–100 authority score
Referring domains
34
unique sites linking to phd.inc
Authority rank
#145,075,488
global position in Common Crawl index
Harmonic centrality
9,701,507
raw graph-theoretic score (higher = more central)
PageRank position
#150,191,376
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 phd.inc, 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 34 · ranked by authority
#1jetro.go.jpDR 21→#2rakuten-sec.co.jpDR 21→#3animenewsnetwork.comDR 19→#4gamebiz.jpDR 13→#5fundinno.comDR 10→#6remote.coDR 10→#7asuka-plan.comDR 10→#8ptw.incDR 10→#9ai-communication.jpDR 10→#10eightban.comDR 8→
Showing top 10 of 34 total. Upgrade for top 100 + CSV export →
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