What powers sheltercourses.com?
Last seen Oct 2026 · 29 technologies across 18 categories
Advertising
Analytics
Appointment scheduling
CDN
Cookie compliance
Customer data platform
Ecommerce
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
Video players
Web frameworks
Webmail
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
- 62% phone
- 38% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.51 / 10 · ranked #24,101,457 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 8.6 MB · 102 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.4.147, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned, SPF names Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 33,220,109
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 Jun 2026
- dropped Typekit Jun 2026
- detected Calendly May 2026
- detected Microsoft Advertising May 2026
- detected Twitch Player May 2026
- detected Usercentrics May 2026
- dropped React Mar 2026
- dropped React Router Mar 2026