What powers 
sis.com?
Last seen Sep 2026 · 17 technologies across 13 categories
Analytics
CDN
Editors
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Operating systems
PaaS
Programming languages
Security
Web frameworks
Web servers
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| silicon integrated systems corporation | #1 | 27 |
| silicon integrated systems corporation | #5 | 4 |
| silicon integrated systems | #5 | 2 |
| mems microphone | #30 | 2 |
| touch controller | #58 | 0 |
| silicon integrated | #36 | 0 |
| digital mems microphones | #81 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
Policy unknown
Audience
- 56% desktop
- 44% phone
India
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.27 / 10 · ranked #219,552 of all domains
184 referring domains · OpenPageRank
Search traffic
35 est. monthly organic visits (US)
7 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Amazon CloudFront
- Weight: 2.9 MB · 42 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Registered May 1999 (27 years) via Network Solutions, LLC, renews May 2028
- Hosted on SEEDNET Digital United Inc. (210.68.85.241)
- DNS: digitalunited.com
- Email: mailcloud.com.tw
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 76,045, 10 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sis.com | 14 |
| w3.sis.com | 4 |
| sis.com | 3 |
Full technology history →
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Recent changes
- detected Amazon CloudFront Sep 2026
- detected Amazon Web Services Sep 2026
- detected IIS Mar 2026
- detected Microsoft ASP.NET Mar 2026
- detected Windows Server Mar 2026