What powers 
putnam.org?
Last seen Sep 2026 · 44 technologies across 24 categories
Accessibility
Analytics
Caching
CDN
CMS
Databases
Ecommerce
Font scripts
Hosting
Hosting panels
JavaScript libraries
Miscellaneous
Operating systems
Payment processors
Performance
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
Widgets
WordPress plugins
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Search and AI assistants
- Amazonbot Blocked
The other 32 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
- Oct 2026 llms.txt removed
- Oct 2026 llms-full.txt removed
- Oct 2026 amazonbot added to robots.txt
AI Crawlers
1 of 33 AI crawlers blocked
Audience
- 76% phone
- 24% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.60 / 10 · ranked #386,708 of all domains
103 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- Weight: 1.7 MB · 127 requests
- WordPress theme: putnam · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (18.219.230.146)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 160,102, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.putnam.org | 28 |
| shop.putnam.org | 15 |
| putnam.org | 9 |
Full technology history →
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