html-validate.org vs. stackoverflow.com

HTTP/2 Support:
  
  
HTTPS Support:
  
  
Daily Unique Visitors:
127 
 3,851,617
Monthly Visits:
3,848 
 116,703,995
PageViews per user:
1.35 
 1.95
Daily Pageviews:
172 
 7,510,654
Avg. visit duration:
00:06 
 04:13
Bounce Rate:
44.01 
 62.34
Global Reach:
2.6E-6% 
 0.0781273%
HypeRank:
n/a 
 688
SemRush Rank:
3,537,306 
 394
SimilarWeb Rank:
4173940 
 525
Total Backlinks:
3,000 
 370,079,974
Follow Links:
n/a 
 318,272,835
Nofollow Links:
n/a 
 51,807,138
Referring Domains:
243 
 317,139
Referring IPs:
272 
 176,497
Authority Domain Score:
23 
 90
Page Load Time:
599ms 
 187ms
Page Speed Score Desktop:
100 
 90
Page Speed Score Mobile:
99 
 77
Organic Keywords:
233 
4,216,920
Organic Traffic:
105 
 7,605,890
Organic Cost:
 $8.00 
 $2,803,260.00
Moz Domain Authority:
n/a 
 n/a
Moz Page Authority:
n/a 
 n/a
MozRank:
n/a 
 n/a
Daily Revenue:
$0.56 
 $26,678.67
Website Value:
$547.10 
 $30,994,472.48