What powers dema.org?
Last seen Sep 2026 · 21 technologies across 10 categories
Analytics
Google Analytics
since Jan 2019
CDN
Constant Contact
since Oct 2025
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Security
UI frameworks
Video players
YouTube
since Jan 2019
Web frameworks
Webmail
Microsoft 365
since Oct 2025
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 80% desktop
- 20% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.94 / 10 · ranked #617,060 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 4.1 MB · 92 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Diving Equipment and Marketing Association
- Founded: 1963
- Sector: underwater diving, industrial manufacturing, marketing
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (162.159.141.168)
- DNS: ymaws.com
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 743,850, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection