What powers follettshelf.com?
Last seen Aug 2023 · 27 technologies across 13 categories
Analytics
Google Analytics
since Jun 2018
Font Scripts
Font Awesome
since Jul 2017
Google Font API
since Jul 2017
Issue Trackers
JavaScript frameworks
Zone.js
since Jan 2023
JavaScript libraries
Underscore.js
since Aug 2022
Operating systems
UNIX
since Aug 2023
Programming languages
Java
since Jun 2018
TypeScript
since Jan 2023
Security
Imperva
since Jan 2023
Tag Managers
Google Tag Manager
since Jun 2018
Web Frameworks
Java Servlet
since Jun 2018
Web servers
Webmail
Microsoft 365
since Jan 2023
Widgets
OWL Carousel
since Jul 2017
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
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.76 / 10 · ranked #270,896 of all domains
169 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on INS-AS (12.171.92.233)
- DNS: follettsoftware.com
- Email: follett.com
- Email security: SPF (hard fail), no DMARC record, CAA
- SSL: GoDaddy, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 152,749, 369 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| wbb34802.follettshelf.com | 20 |
| www.follettshelf.com | 11 |
| reader.follettshelf.com | 2 |