What powers grc.engineering?
Last seen Oct 2026 · 21 technologies across 13 categories
Analytics
Blogs
Substack
since Jan 2026
Caching
Varnish
since Aug 2024
CDN
Documentation
Font scripts
Google Font API
since Aug 2024
Issue trackers
JavaScript libraries
Preact
since Jan 2026
Miscellaneous
PaaS
GitHub Pages
since Aug 2024
Programming languages
Security
Cloudflare Bot Management
since Jan 2026
HSTS
since Aug 2024
Web frameworks
Express
since Jan 2026
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
2.62 / 10 · ranked #2,283,862 of all domains
10 referring domains · OpenPageRank
Page
- Language: English
- CDN: Fastly
- Weight: 0.2 MB · 20 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- DNS: Namecheap
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- Common Crawl link graph: rank 2,078,593, 2 hosts
- Verified with: Atlassian
DNS records as swept Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| blog.grc.engineering | 14 |
| grc.engineering | 9 |