Metrics
187,146,426,794 (187 Billion) URLs
12,449,729,135 (12 Billion) subdomains
275,220,420 (275 Million) Root Domains
1,261,202,057,152 (1 Trillion) Links
Followed vs. Nofollowed
3.17% of all links found were nofollowed
71.02% of nofollowed links are internal
28.98% are external
Rel Canonical - 20.71% of all pages now employ a rel=canonical tag
The average page has 85.89 links on it
74.21 internal links on average
11.68 external links on average
Correlations w/Google US Rankings
Page Authority - 0.33
Domain Authority - 0.18
MozRank - 0.25
Linking Root Domains - 0.30
Total Links - 0.25
External Links - 0.29
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