What powers 
rdf4j.org?
Last seen Oct 2026 · 11 technologies across 9 categories
Caching
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Static site generator
UI frameworks
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| boolean literal | #3 | 5 |
| parse rdf | #2 | 5 |
| parse rdf | #2 | 5 |
| setup maven in eclipse | #5 | 3 |
| maven eclipse | #5 | 3 |
| eclipse maven setup | #5 | 3 |
| rdf bag | #4 | 2 |
| installing maven eclipse | #7 | 2 |
| how to create a maven project in eclipse | #5 | 2 |
| eclipse maven | #5 | 2 |
| create a maven project | #15 | 1 |
| vbyte | #7 | 1 |
| appversion | #23 | 1 |
| rdf-star | #8 | 1 |
| rdf-parse | #5 | 1 |
| rdf store | #33 | 1 |
| skos | #27 | 1 |
| lmdb java | #8 | 1 |
| maven project in eclipse | #6 | 1 |
| maven init project | #16 | 1 |
| add maven to eclipse | #9 | 1 |
| how to create maven project in eclipse | #5 | 1 |
| how to run the maven project in eclipse | #5 | 1 |
| how to run a maven project in eclipse | #7 | 1 |
| eclipse springframework | #11 | 1 |
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
Open Page Rank
5.94 / 10 · ranked #113,693 of all domains
96 referring domains · OpenPageRank
Search traffic
48 est. monthly organic visits (US)
95 keywords in Google's top 30
Page
- Language: English
- CDN: Fastly
- Weight: 1.0 MB · 17 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Aug 2014 (12 years) via Network Solutions, LLC, renews Aug 2028
- Hosted on Fastly (185.199.108.153)
- DNS: qudatacentres.com
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 440,176, 4 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
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Recent changes
- detected GSAP Aug 2026
- dropped Apache HTTP Server Jul 2026
- dropped Ubuntu Jul 2026