What powers 
corwin.com?
Last seen Sep 2026 · 67 technologies across 27 categories
Advertising
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript graphics
JavaScript libraries
LMS
Marketing automation
Miscellaneous
Operating systems
PaaS
Programming languages
Reverse proxies
RUM
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
Webmail
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| contextual teaching and learning | #5 | 6,300 |
| corwin | #1 | 3,000 |
| book active | #3 | 130 |
| corwin press | #1 | 120 |
| black teacher | #2 | 110 |
| the optimistics | #31 | 85 |
| the optimistics | #31 | 85 |
| john hattie | #6 | 81 |
| rigor | #36 | 70 |
| corwin books | #1 | 64 |
| the illustrated guide to visible learning | #1 | 52 |
| the power of words book | #2 | 52 |
| rethinking disability and mathematics | #1 | 52 |
| mathematics tasks for the thinking classroom grades 6-12 | #1 | 52 |
| books on social emotional learning | #3 | 47 |
| impact cycle | #3 | 47 |
| unlocking multilingual learners potential | #1 | 43 |
| plc plus | #1 | 43 |
| book about substitute teacher | #2 | 42 |
| things 6 | #2 | 42 |
| questioning book | #2 | 42 |
| 5 practices for orchestrating productive mathematics discussions | #2 | 42 |
| valentina gonzalez | #4 | 39 |
| write from the beginning | #2 | 34 |
| street data book | #2 | 34 |
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 AI crawlers blocked
Audience
- 75% desktop
- 25% phone
United States
Canada
Australia
Indonesia
Philippines
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
7.02 / 10 · ranked #40,023 of all domains
855 referring domains · OpenPageRank
Search traffic
14,500 est. monthly organic visits (US)
3,371 keywords in Google's top 30
Core Web Vitals
| LCP | 2.4 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 4.5 MB · 127 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
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Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Corwin Press
- Country: United States
From Wikidata (CC0).
Infrastructure
- Registered Dec 1994 (31 years) via Cloudflare, Inc., renews Dec 2028
- Hosted on Cloudflare (104.18.12.30, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 23,619, 16 hosts
- Verified with: Apple Business, GlobalSign, Google, Meta Business, Microsoft 365, OneTrust
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| au.corwin.com | 38 |
| cp-prod-ca.corwin.com | 38 |
| www.corwin.com | 30 |
| us.corwin.com | 23 |
| resources.corwin.com | 22 |
| companion.corwin.com | 21 |
| ca.corwin.com | 14 |
| staging-us.corwin.com | 13 |
| studysites.corwin.com | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 Jun 2026
- detected Microsoft Advertising Apr 2026
- detected Azure Monitor Dec 2025