What powers 
salemk12.org?
Last seen Sep 2026 · 40 technologies across 20 categories
Accessibility
Pojo.me
since Jan 2022
Analytics
Google Analytics
since Jan 2019
Caching
Redis Object Cache
since Jan 2026
CDN
cdnjs
since Jan 2022
Cloudflare
since May 2022
CMS
WordPress
since Jan 2022
Databases
Font scripts
Hosting
WordPress Multisite
since Jul 2023
JavaScript libraries
Maps
Google Maps
since Jan 2022
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Jan 2022
Retargeting
Google Remarketing Tag
since Jul 2021
Tag managers
Google Tag Manager
since Jan 2019
Video players
YouTube
since Jan 2019
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
WordPress plugins
Formidable Form
since Feb 2024
Litespeed Cache
since Jan 2022
TablePress
since Feb 2022
The Events Calendar
since Feb 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 77% desktop
- 23% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.59 / 10 · ranked #819,434 of all domains
52 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- Weight: 11.6 MB · 107 requests
- WordPress theme: salem-school-district · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Microsoft (40.88.8.31)
- DNS: Namecheap
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 2,527,077, 14 hosts
- Verified with: Apple Business, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| nlis.salemk12.org | 39 |
| spscollins.salemk12.org | 37 |
| spswhes.salemk12.org | 37 |
| spsbates.salemk12.org | 36 |
| spsbentley.salemk12.org | 36 |
| spscarlton.salemk12.org | 36 |
| spshmann.salemk12.org | 36 |
| spsremond.salemk12.org | 36 |
| spssalemhs.salemk12.org | 36 |
| spssaltonstall.salemk12.org | 36 |
| salemk12.org | 34 |
| spsecc.salemk12.org | 33 |
| www.salemk12.org | 24 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google PageSpeed Jan 2026
- detected Nginx Jan 2026
- detected Redis Jan 2026
- detected Redis Object Cache Jan 2026