efunda.com
eFunda: The Ultimate Online Reference for Engineers
Last scanned 13 h ago
Built with
- Backend
- ASP.NET · Adobe ColdFusion · CFML
Also detected
- Infrastructure
- IIS
- Third-party services
- Google Analytics · Google Publisher Tag · Google Workspace · Windows Server
Overview
- Status
- alive
- Kind of site
- Documentation (automatic, approximate)
- Registered
-
24 Nov 1998 (28 years ago)
through Network Solutions - First seen here
- 27 Sept 2026
- Hosting
- Amazon.com, Inc. · AS16509 · United States
- DNS
- Network Solutions
- Google Workspace
- Server header
Microsoft-IIS/8.5- Response time
- 2371 ms to first byte, measured from our crawler
- TLS certificate
- SSL · TLSv1.2 · expires 19 Mar 2027
- Mobile-ready
- yes (viewport meta tag)
- Popularity
- ranked #53,090 of the top million (Tranco, a 30-day average of several ranking lists)
- Linked to from
- 3 other sites seen so far
Crawlers
What this site's robots.txt asks of automated readers. See the whole picture.
- robots.txt
- published
- AI crawlers
- none disallowed
- llms.txt
- none
Loads scripts from
Third-party domains this page pulls JavaScript or iframes from.
Generated automatically from passive, publicly observable data. Think something here is wrong or want this profile removed? See /bot. Machine-readable: JSON.