What powers rviewer.com?
Last seen Sep 2026 · 21 technologies across 13 categories
CMS
Databases
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
UI frameworks
Web servers
WordPress plugins
WordPress themes
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 60% phone
- 40% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.12 / 10 · ranked #1,388,932 of all domains
47 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 1.0 MB · 46 requests
- WordPress theme: onepress · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Remote Viewing Instructional Services
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on DigitalOcean (143.198.54.66)
- DNS: gkg.net
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 497,337, 2 hosts
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
- detected Jetpack Jul 2026
- detected MetaSlider Jul 2026
- detected Priority Hints Jul 2026
- dropped core-js Feb 2026
- dropped WooCommerce Feb 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Font Awesome Nov 2025