What powers 
esi.ac.at?
Last seen Sep 2026 · 6 technologies across 6 categories
JavaScript graphics
JavaScript libraries
Operating systems
Security
UI frameworks
Web servers
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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| schrodinger | #39 | 70 |
| esi | #34 | 47 |
| erwin schrodinger | #23 | 25 |
| e schrodinger | #28 | 25 |
| schrödinger | #27 | 11 |
| wien public transport | #10 | 7 |
| convex domain | #52 | 2 |
| esi programme | #8 | 1 |
| quantum field vienna | #12 | 1 |
| euclidean ball | #44 | 1 |
| vienna public transport | #10 | 0 |
| junior research fellowship | #11 | 0 |
| public transport vienna | #17 | 0 |
| vienna bus lines | #17 | 0 |
| esi tools | #18 | 0 |
| josef greilhuber | #19 | 0 |
| brandon banach net worth | #22 | 0 |
| comparison lemma | #27 | 0 |
| esi international | #28 | 0 |
| elliott lieb | #29 | 0 |
| magnetoelectricity | #29 | 0 |
| vienna workshop | #29 | 0 |
| entrophy | #30 | 0 |
| kklt | #30 | 0 |
| matrix model pdf | #30 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 50% desktop
- 50% phone
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.60 / 10 · ranked #146,873 of all domains
226 referring domains · OpenPageRank
Search traffic
190 est. monthly organic visits (US)
67 keywords in Google's top 30
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 3.1 MB · 20 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Erwin Schrödinger International Institute for Mathematics and Physics
- Founded: 1993
- Country: Austria
From Wikidata (CC0).
Infrastructure
- DNS: univie.ac.at
- Email: univie.ac.at
- Email security: SPF (soft fail), DMARC monitor only
- SSL: HARICA, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 41,401, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted