What powers tsd.k12.pa.us?
Last seen Sep 2026 · 29 technologies across 14 categories
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
RUM
Security
UI frameworks
Web frameworks
Web Mail
Web servers
Webmail
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 71% phone
- 29% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.69 / 10 · ranked #5,012,400 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 113.2 MB · 143 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (18.233.124.95)
- Email: Proofpoint Essentials
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 7,691,623, 8 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tjshs.tsd.k12.pa.us | 23 |
| tsd.k12.pa.us | 21 |
| www.tsd.k12.pa.us | 21 |
| skywardq.tsd.k12.pa.us | 5 |
| access.tsd.k12.pa.us | 4 |
| skyward.tsd.k12.pa.us | 3 |
Full technology history →
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Recent changes
- detected Font Awesome Jul 2026