What powers 
replicationindex.com?
Last seen Sep 2026 · 21 technologies across 14 categories
Analytics
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
Web servers
WordPress plugins
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 60% desktop
- 40% phone
United States
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.98 / 10 · ranked #583,386 of all domains
124 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 0.8 MB · 37 requests
- WordPress theme: twentythirteen · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Replicability-Index
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Automattic (WordPress.com) (192.0.78.179)
- DNS: WordPress.com DNS
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 542,340, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped core-js Jul 2026
- dropped Gutenberg Jul 2026
- dropped HTTP/3 Jul 2026
- detected core-js May 2026
- detected Gutenberg May 2026
- dropped Gutenberg Mar 2026
- dropped core-js Feb 2026
- detected Jetpack Feb 2026
- dropped Webpack Feb 2026
- detected GoDaddy CoBlocks Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025