What powers sequoiasci.com?
Last seen Aug 2026 · 19 technologies across 11 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
Web servers
Webmail
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 75% desktop
- 25% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.17 / 10 · ranked #1,307,650 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 1.1 MB · 70 requests
- WordPress theme: sequoia · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Sequoia Scientific, Inc.
- Industry: Arts and entertainment (declares
Event) - Profiles: Facebook, X, LinkedIn, YouTube
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on EXPEDIENT (216.37.42.143)
- DNS: sequoiasci.com
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,929,083, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Really Simple SSL & Security Jul 2026
- dropped Nginx Apr 2026
- dropped OpenResty Apr 2026
- detected Nginx Feb 2026
- detected OpenResty Feb 2026
- detected Twitter Emoji (Twemoji) Jan 2026