Comparing of sites - spacetelescope.org vs noao.edu vs stsci.edu vs spaceref.com
| Social buttons |
spacetelescope.org
|
noao.edu
|
stsci.edu
|
spaceref.com
|
|---|---|---|---|---|
| Aged | 25 years from (2000-02-03) | 36 years from (1988-06-03) | 37 years from (1987-06-12) | |
| Owner or Organization | Naumann Michael | Association of Universities for Research in Astronomy, Inc./National Optical Astronomy Observatory | Space Telescope Science Institute | |
| Hoster | RIPE Network Coordination Centre | National Optical Astronomy Observatories | Space Telescope Science Institute | Amazon.com, Inc |
| Registrar | KEY-SYSTEMS GMBH | EDUCASE | EDUCASE | |
| Domain zone | .org | .edu | .edu | .com |
| Alexa | 105627 | 238486 | 115610 | 162379 |
| Reach |
0.00167 % 5%
|
0.00116 % 20%
|
0.00131 % 8%
|
0.00118 % 10%
|
| Search |
21.1 % 82%
|
15 % 6%
|
25.6 % -6%
|
15.1 % 17%
|
| Pageviews per user |
1.9 % -12.22%
|
1.7 % 2%
|
2.5 % 2%
|
1.3 % 5%
|
| Bounce rate |
67.4 % 0%
|
71.2 % -7%
|
59.3 % -13%
|
81.2 % 0%
|
| Global pageviews |
3.1E-5 % -8.45%
|
1.83E-5 % 18%
|
3.2E-5 % 10%
|
1.44E-5 % 21%
|
| Time on Site |
1:49 min % -24%
|
1:44 min % 7%
|
2 min % 20%
|
1:22 min % -1%
|
| Trustwortness | 92 | 89 | 92 | 85 |
| Reliability | 92 | 89 | 92 | 85 |
| Child Safety | 92 | 87 | 94 | 85 |
| Privacy | 92 | 89 | 92 | 85 |
| Adult | ||||
| Language | en | en | en | en |
| Daily Visitors est. | 8 715 | 5 750 | 6 837 | 5 917 |
| Daily Pageviews est. | 16 558 | 9 775 | 17 093 | 7 692 |
| Daily Revenue est. | $ 78 | $ 52 | $ 62 | $ 53 |
| Indexed pages | 22 200 | 234 000 | 324 000 | 134 000 |
| Backlinks | 602 | 486 | 996 | 342 |
| Domain rank | 7 out of 10 | 6 out of 10 | 7 out of 10 | 6 out of 10 |
| Organic Keywords | 0 | 0 | 0 | 0 |
| PPC Keywords | 0 | 0 | 0 | 0 |
| Summary | 11 |
2 |
15 |
2 |
Period
Graph