What powers opal-libraries.org?
Last seen Jul 2026 · 26 technologies across 14 categories
Analytics
CDN
Comment systems
Font Scripts
JavaScript Frameworks
JavaScript libraries
Maps
Miscellaneous
PaaS
Programming languages
Security
UI frameworks
Web Servers
Webmail
AI Crawlers
Blocks 10 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- YouBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 23 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
AI Crawlers
10 of 33 AI crawlers blocked
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.31 / 10 · ranked #1,114,585 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 50 ms |
| CLS | 0.2 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Organisation
- Ohio Private Academic Libraries
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on EXPEDIENT (66.11.2.136)
- DNS: Google Cloud DNS
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (neutral), DMARC monitor only, CAA
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 1,199,847, 44 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| digital.opal-libraries.org | 13 |
| info.opal-libraries.org | 12 |
| opal-libraries.org | 12 |
| www.opal-libraries.org | 5 |
| eds-s-ebscohost-com.me.opal-libraries.org | 3 |
| library-mchs-com.mc.opal-libraries.org | 2 |
| login.od.opal-libraries.org | 2 |
| cat.opal-libraries.org | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Apache HTTP Server Feb 2026
- dropped Apache HTTP Server Jan 2026