What powers amphastar.com?
Last seen Sep 2026 · 14 technologies across 10 categories
Analytics
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
UI frameworks
Web frameworks
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 59% desktop
- 41% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.40 / 10 · ranked #1,005,970 of all domains
79 referring domains · OpenPageRank
Search traffic
1,700 est. monthly organic visits (US)
189 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 1.4 MB · 34 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Amphastar Pharmaceuticals
- Founded: 1996
- Sector: pharmaceutical industry
From Wikidata (CC0).
Infrastructure
- Hosted on ATT-INTERNET4 (12.42.181.77)
- DNS: Network Solutions
- Email: amphastar.com
- Email security: SPF (hard fail), DMARC reject
- SSL: GoDaddy, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 7,154,869, 3 hosts
- Verified with: Cisco Duo, Microsoft 365, OpenAI
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ir.amphastar.com | 9 |
| amphastar.com | 6 |
| www.amphastar.com | 6 |
Full technology history →
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Recent changes
- detected Google Analytics Jul 2026
- detected IIS Jul 2026
- detected jQuery Jul 2026
- detected Microsoft ASP.NET Jul 2026
- detected RequireJS Jul 2026
- detected Windows Server Jul 2026