sigma-star.com website report
Authority, global rank, the websites that link to sigma-star.com, when it was registered and where it's hosted – free, from public data.
authority
global rank of 133,241,980
websites link to it
domain age
How strong is sigma-star.com?
sigma-star.com has an XKey authority of 22 out of 100, which makes it a moderately established website. It ranks #2,056,062 of 133,241,980 websites by how central it is to the web's links – the top 2%. 9 different websites link to it.
Authority comes from Common Crawl's map of links between websites (July–September 2026): a site linked from many well-linked sites scores high. Google doesn't use this number, but it tracks the kind of link strength that helps pages rank. What is domain authority?
Which websites link to sigma-star.com?
The 9 strongest websites linking to sigma-star.com, by link strength (0–100). Select any one to see its own report.
| # | Website linking to it | Link strength |
|---|---|---|
| 1 | github.com | 81 |
| 2 | mysite.com | 51 |
| 3 | erlang.org | 46 |
| 4 | tomba.io | 34 |
| 5 | nitrogenproject.com | 21 |
| 6 | planeterlang.com | 16 |
| 7 | builditwith.com | 14 |
| 8 | jessegumm.com | 10 |
| 9 | yabbie.org | 4 |
When was sigma-star.com registered?
sigma-star.com was registered on 6 February 2003 through NameCheap, Inc., and is paid up until 6 February 2027.
| Registered | 6 February 2003 |
|---|---|
| Expires | 6 February 2027 |
| Last updated | 7 January 2026 |
| Registrar | NameCheap, Inc. |
| Name servers | ns10.dnsmadeeasy.com, ns11.dnsmadeeasy.com, ns12.dnsmadeeasy.com, ns13.dnsmadeeasy.com |
Straight from the domain registry. Owners' personal details are hidden by law, so to reach the owner use the website's own contact page or the registrar. Full record: WHOIS lookup.
Where is sigma-star.com hosted, and what is it built with?
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Link data: Common Crawl web graph, July–September 2026. Registration data: the domain registry, checked 4 November 2026. Look up another website on the website report page.