What powers 
trialanderror.org?
Last seen Aug 2026 · 27 technologies across 16 categories
Analytics
Caching
Varnish
since Jun 2023
CDN
Cloudflare
since Nov 2022
Development
Turbopack
since Apr 2026
Microsoft 365
since Nov 2022
Issue trackers
Sentry
since Nov 2022
JavaScript frameworks
JavaScript libraries
Marketing automation
Sendinblue
since Mar 2023
Miscellaneous
HTTP/3
since Nov 2022
Open Graph
since Nov 2022
PWA
since Apr 2025
RSS
since Dec 2022
Webpack
since Nov 2022
PaaS
Vercel
since Apr 2025
Performance
Priority Hints
since Apr 2025
Programming languages
Node.js
since Nov 2022
Security
HSTS
since Jun 2023
UI frameworks
Headless UI
since Apr 2026
Tailwind CSS
since Apr 2025
Web frameworks
Express
since Nov 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 amazonbot removed from robots.txt
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.09 / 10 · ranked #510,867 of all domains
75 referring domains · OpenPageRank
Page
- Language: English
- CDN: Cloudflare, Fastly
- Weight: 15.2 MB · 46 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Journal of Trial and Error
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.21.57.186, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 527,841, 9 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| trialanderror.org | 18 |
| blog.trialanderror.org | 15 |
| journal.trialanderror.org | 14 |
| tiu.trialanderror.org | 11 |
Full technology history →
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