- Link Authority: 61/100 (very strong, high confidence).
- Web graph rank: #1,570 of 134,979,706 domains, the top 0.0012% of all domains.
- 19,804 linking domains counted in MrKeyword data.
- 39 hostnames under similarweb.com in the web graph.
- 10th of 36 SEO and marketing tools on MrKeyword's list.
What is similarweb.com's domain authority?
similarweb.com has a MrKeyword Link Authority of 61/100, a very strong score. The score comes from where similarweb.com sits in MrKeyword's web graph (August–October 2026): it is #1,570 of 134,979,706 domains by PageRank, and Link Authority places that position on a 0–100 log curve, so the strongest domain scores 100.
This is MrKeyword's own metric, not Moz DA or Ahrefs DR (how the domain authority scores differ); how Link Authority is calculated gives both formulas.
How many websites link to similarweb.com?
19,804 different domains link to similarweb.com in MrKeyword's data, counting each linking website once however many links it has. That is the number SEO tools call referring domains. The web graph also lists 39 hostnames under similarweb.com (subdomains such as www or blog count separately).
To see individual linking websites and anchor text, open the free backlink checker for similarweb.com.
Which strong websites link to similarweb.com?
The strongest linking domain MrKeyword's web graph shows for similarweb.com is adobe.com, with a Link Authority of 80. The table lists the 10 strongest by their own score.
Strongest domains linking to similarweb.com
| Linking domain | Link Authority | Web graph rank |
|---|---|---|
| adobe.com | 80 | #41 |
| amazon.com | 79 | #48 |
| above.com | 79 | #49 |
| blogspot.com | 75 | #104 |
| bing.com | 71 | #241 |
| atlassian.com | 70 | #294 |
| ahrefs.com | 69 | #311 |
| netlify.app | 68 | #378 |
| businessinsider.com | 68 | #394 |
| businesswire.com | 68 | #425 |
6 of the 10 strongest linking domains have a profile on MrKeyword's list too (adobe.com, amazon.com, blogspot.com, bing.com, atlassian.com, businessinsider.com). None of them is in similarweb.com's own group, SEO and marketing tools.
How does similarweb.com compare with similar websites?
similarweb.com is 10th of 36 SEO and marketing tools on MrKeyword's list by Link Authority, with 2 neighbours above it in the table below. The median Link Authority of those 36 SEO and marketing tools is 54, so similarweb.com is 7 points above it.
similarweb.com and its nearest peers
| Website | Link Authority | Web graph rank | Linking domains |
|---|---|---|---|
| searchengineland.com | 62 | #1,310 | 42,579 |
| backlinko.com | 61 | #1,507 | 28,657 |
| similarweb.com | 61 | #1,570 | 19,804 |
| yoast.com | 59 | #1,976 | 26,491 |
| gtmetrix.com | 59 | #2,086 | 18,046 |
See every profiled site on the domain authority list of popular websites, or compare your own site with any of these in the free domain authority checker.
What does a Link Authority of 61 mean?
A Link Authority of 61 is very strong: far ahead of almost every other website. Domains at this level are linked from a very wide spread of other sites; gaining more points usually takes links from other very strong domains. In plain numbers, similarweb.com is in the top 0.0012% of the 134,979,706 domains in the web graph.
To raise your own site's score, read how to increase domain authority; for the domains at the very top, see the most-linked websites of 2026. The authority list explains why the 0–100 scale is logarithmic.
Where does similarweb.com's data come from?
Every number on similarweb.com's profile is read from MrKeyword's web graph (August–October 2026). This version uses data imported on 31 October 2026. How MrKeyword collects and labels this data.