What powers saisd.org?
Last seen Sep 2026 · 41 technologies across 19 categories
Analytics
CDN
Databases
Editors
Font scripts
JavaScript frameworks
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Miscellaneous
Operating systems
PaaS
Programming languages
Security
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Webmail
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 81% phone
- 20% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.32 / 10 · ranked #1,102,156 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 44.4 MB · 638 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Central High School
- Founded: 1958
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.17.71.73)
- DNS: Azure DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed, CAA, MTA-STS
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 1,188,594, 33 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.saisd.org | 28 |
| altaloma.saisd.org | 27 |
| bonham.saisd.org | 27 |
| fortconcho.saisd.org | 27 |
| holiman.saisd.org | 27 |
| reagan.saisd.org | 27 |
| sanjacinto.saisd.org | 27 |
| austin.saisd.org | 26 |
| belaire.saisd.org | 26 |
| bowie.saisd.org | 26 |
| bradford.saisd.org | 26 |
| central.saisd.org | 26 |
| cfc.saisd.org | 26 |
| crockett.saisd.org | 26 |
| fannin.saisd.org | 26 |
| glenmore.saisd.org | 26 |
| glenn.saisd.org | 26 |
| goliad.saisd.org | 26 |
| lakeview.saisd.org | 26 |
| lamar.saisd.org | 26 |
| lincoln.saisd.org | 26 |
| lonestar.saisd.org | 26 |
| mcgill.saisd.org | 26 |
| santarita.saisd.org | 26 |
Full technology history →
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