| 1 | http://www.submitexpress.com | 28334 | 55 |
| 2 | https://developers.google.com | 1 | 95 |
| 3 | https://linkgraph.io | 20016 | 34 |
| 4 | https://www.linkody.com | 2621 | 43 |
| 5 | https://moz.com | 3093 | 91 |
| 6 | http://www.woorank.com | 13397 | 67 |
| 7 | http://www.semrush.com | 1423 | 87 |
| 8 | http://www.powermapper.com | 40880 | 46 |
| 9 | http://www.webconfs.com | 27827 | 60 |
| 10 | http://www.ranks.nl | 331766 | 44 |
| 11 | https://majestic.com | 7261 | 76 |
| 12 | https://ahrefs.com | 1420 | 77 |
| 13 | https://www.fiverr.com | 230 | 92 |
| 14 | https://chkme.com | 394660 | 29 |
| 15 | http://www.rankingtoday.com | 2200708 | 20 |
| 16 | https://www.searchenginewatch.com | 11687 | 84 |
| 17 | https://www.shoutmeloud.com | 28263 | 77 |
| 18 | http://www.seotoolset.com | 485650 | 35 |
| 19 | http://www.backlinkwatch.com | 45172 | 39 |
| 20 | https://www.searchenginegenie.com | 87337 | 44 |
| 21 | http://www.qango.com | 4497105 | 28 |
