Domain report
practical.engineering
practical.engineering ranks in the top 0.39% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.39%
- Hosts observed
- 3
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://practical.engineering/ answered with HTTP 200.
DNS records
- A
- 198.185.159.144
- 198.49.23.145
- 198.49.23.144
- 198.185.159.145
- AAAA
- No records found.
- MX
- 10 aspmx2.googlemail.com.
- 10 aspmx3.googlemail.com.
- 5 alt2.aspmx.l.google.com.
- 1 aspmx.l.google.com.
- 5 alt1.aspmx.l.google.com.
- NS
- ns2.hover.com.
- ns1.hover.com.
Live preview
This is a live, sandboxed embed of practical.engineering — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html;charset=utf-8
- Cache-Control
- Not sent
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- max-age=15552000
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://practical.engineering/HTTP 301→ https://practical.engineering/
- 2.
https://practical.engineering/HTTP 200
Meta tags
- Title
- Practical Engineering
- Description
- Entertaining, educational engineering projects and topics by Grady Hillhouse.
- Canonical
- https://practical.engineering
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Practical Engineering
- Open Graph description
- Entertaining, educational engineering projects and topics by Grady Hillhouse.
- Open Graph image
- http://static1.squarespace.com/static/55ac34e4e4b0170ef54be632/t/61ae3619c1677003d363429c/1638807065605/Logo+Mark+PNG.png?format=1500w
- Open Graph type
- website
- Twitter card
- summary
- Twitter title
- Practical Engineering
- Twitter image
- http://static1.squarespace.com/static/55ac34e4e4b0170ef54be632/t/61ae3619c1677003d363429c/1638807065605/Logo+Mark+PNG.png?format=1500w
robots.txt
- Disallow rules (User-agent: *)
- 27
- Disallow rules (other agents)
- 0
Sitemap declared:
https://practical.engineering/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Squarespacecms
Found "squarespace-cdn.com" in the page's HTML
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.