What powers 
jeugdbibliotheek.nl?
Last seen Sep 2026 · 20 technologies across 16 categories
Analytics
CDN
CMS
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
PaaS
Programming languages
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
Webmail
AI Crawlers
Blocks 9 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
- ClaudeBot Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- Claude-SearchBot Blocked
- OAI-SearchBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 24 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| lex meester | #64 | 11 |
| jaars | #72 | 8 |
| jaars | #72 | 8 |
| voor een verloren soldaat | #3 | 5 |
| alleen maar nette mensen | #3 | 5 |
| hoe duur was de suiker | #4 | 5 |
| turks fruit | #27 | 2 |
| sandra dijkstra | #69 | 2 |
| komt een vrouw bij de dokter | #7 | 2 |
| einstein er | #76 | 2 |
| bibliotheek | #56 | 1 |
| christelle dabos | #93 | 1 |
| comic plus | #82 | 1 |
| tirza | #41 | 1 |
| stephanie laurens books | #88 | 1 |
| kinderen van | #11 | 1 |
| landgreen | #75 | 1 |
| lvdl | #38 | 1 |
| achterhuis | #8 | 1 |
| heather staal | #72 | 1 |
| dromedaris | #48 | 1 |
| dystopie | #96 | 1 |
| elizabeth grunberg | #58 | 1 |
| for a lost soldier book | #48 | 1 |
| d e procedure | #10 | 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
9 of 33 AI crawlers blocked
Audience
- 67% desktop
- 30% phone
- 3% tablet
Netherlands
Belgium
Germany
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.35 / 10 · ranked #85,742 of all domains
247 referring domains · OpenPageRank
Search traffic
68 est. monthly organic visits (US)
116 keywords in Google's top 30
Core Web Vitals
| LCP | 0.5 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 0.9 MB · 20 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Registered Dec 2002 (23 years) via SURF B.V.
- Hosted on Microsoft (20.23.2.223)
- DNS: surfnet.nl
- Email: Microsoft 365
- Email security: SPF, DMARC reject, DNSSEC signed, CAA, MTA-STS
- SSL: HARICA, ECDSA P256, expires Feb 2027
- Common Crawl link graph: rank 153,600, 12 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| niveautest.12-15.jeugdbibliotheek.nl | 11 |
| niveautest.15-18.jeugdbibliotheek.nl | 11 |
| niveautest-12-15.jeugdbibliotheek.nl | 10 |
| niveautest-15-18.jeugdbibliotheek.nl | 10 |
| vakantielezen.jeugdbibliotheek.nl | 9 |
| 12-15.jeugdbibliotheek.nl | 7 |
| 6-9.jeugdbibliotheek.nl | 7 |
| 9-12.jeugdbibliotheek.nl | 7 |
| www.jeugdbibliotheek.nl | 6 |
| 0-6.jeugdbibliotheek.nl | 4 |
| 15-18.jeugdbibliotheek.nl | 3 |