sigir-ecom.github.io vs. stackoverflow.com

Domain:
sigir-ecom.github.io sigir-ecom.github.io 
stackoverflow.com stackoverflow.com
HTTP/2 Support:
  
  
HTTPS Support:
  
  
Daily Unique Visitors:
65 
 1,605,458
Monthly Visits:
1,970 
 48,645,377
PageViews per user:
1.29 
 1.69
Daily Pageviews:
84 
 2,708,086
Avg. visit duration:
00:13 
 02:42
Bounce Rate:
51.47 
 67.23
Global Reach:
1.3E-6% 
 0.0325655%
HypeRank:
7,837,621 
 6,665
SemRush Rank:
10,783,704 
 553
SimilarWeb Rank:
7837621 
 1565
Total Backlinks:
1,090 
 144,716,184
Follow Links:
n/a 
 124,457,507
Nofollow Links:
n/a 
 20,258,676
Referring Domains:
225 
 324,576
Referring IPs:
229 
 162,665
Authority Domain Score:
23 
 85
Page Load Time:
177ms 
 406ms
Page Speed Score Desktop:
94 
 78
Page Speed Score Mobile:
70 
 55
Organic Keywords:
32 
3,550,906
Organic Traffic:
2 
 5,204,209
Organic Cost:
 $4.00 
 $3,253,732.00
Moz Domain Authority:
n/a 
 n/a
Moz Page Authority:
n/a 
 n/a
MozRank:
n/a 
 n/a
Daily Revenue:
$0.32 
 $9,437.56
Website Value:
$291.08 
 $10,620,237.63