What powers vision-institute.com?
Last seen Aug 2026 · 36 technologies across 19 categories
Accessibility
Analytics
Caching
CDN
CMS
Databases
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
Page builders
Programming languages
Security
Tag managers
Video players
Web frameworks
Web servers
Webmail
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 66% phone
- 34% desktop
United States
Brazil
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.09 / 10 · ranked #3,359,286 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 6.9 MB · 197 requests
- WordPress theme: glacial · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Cornea & Laser Eye Institute (Cornea and Laser Eye Institute - Hersh Vision Group on Wikidata)
- Founded: 1995
- Country: United States
- Profiles: Facebook
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Vultr (64.176.203.40, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 8,087,797, 3 hosts
- Verified with: Airtable
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped ApexChat May 2026
- detected Bunny Apr 2026
- detected Bunny Fonts Apr 2026
- detected HighLevel Apr 2026
- detected Ionic Apr 2026
- detected libphonenumber Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025