What powers sylvan.k12.ca.us?
Last seen Sep 2026 · 21 technologies across 13 categories
Analytics
Google Analytics
since Apr 2019
CMS
Google Sites
since Oct 2022
Font scripts
Google Font API
since Jul 2018
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Java
since Oct 2020
Retargeting
Google Remarketing Tag
since Aug 2021
Security
HSTS
since Mar 2024
Tag managers
Google Tag Manager
since Oct 2020
UI frameworks
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
Widgets
Google Plus
since Apr 2019
Wheelio
since Sep 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 66% desktop
- 34% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.97 / 10 · ranked #3,660,435 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 2.7 MB · 79 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (107.20.149.85)
- DNS: stancoe.org
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- Common Crawl link graph: rank 2,456,326, 9 hosts
- Verified with: Adobe, Apple Business, Google
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sylvan.k12.ca.us | 14 |
| somersetms.sylvan.k12.ca.us | 6 |
| crossroadses.sylvan.k12.ca.us | 4 |
| sherwoodes.sylvan.k12.ca.us | 4 |
| standifordes.sylvan.k12.ca.us | 4 |
| sanderses.sylvan.k12.ca.us | 2 |
| savagems.sylvan.k12.ca.us | 2 |
| ustachms.sylvan.k12.ca.us | 2 |