What powers 
unilib.rs?
Last seen Sep 2026 · 37 technologies across 21 categories
Analytics
Authentication
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Mobile frameworks
Operating systems
Page builders
Performance
Programming languages
UI frameworks
Video players
Web server extensions
Web servers
Webmail
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
- Aug 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 70% phone
- 30% desktop
Serbia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.05 / 10 · ranked #535,920 of all domains
90 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Serbian (Serbia)
- Weight: 5.9 MB · 93 requests
- WordPress theme: inspiro (child: inspiro-ubsm-v1) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Универзитетска библиотека (University Library "Svetozar Marković" on Wikidata)
- Founded: 1926
- Country: Serbia
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on UB-AS (147.91.249.63)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 491,437, 84 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| unilib.rs | 22 |
| www.unilib.rs | 16 |
| kritika.unilib.rs | 11 |
| maps.unilib.rs | 7 |
| pseudonimi.unilib.rs | 7 |
| lab.unilib.rs | 6 |
| doktorandi.unilib.rs | 5 |
| arhiva.unilib.rs | 3 |
| digitalnibitefteatar.unilib.rs | 3 |
| 100.unilib.rs | 2 |
| istorijskenovine.unilib.rs | 1 |