What powers 
runestone.academy?
Last seen Oct 2026 · 32 technologies across 19 categories
Analytics
CDN
Comment systems
Documentation
Font scripts
Issue trackers
JavaScript graphics
JavaScript libraries
Miscellaneous
Operating systems
Payment processors
Programming languages
Security
Static site generator
UI frameworks
Video players
Web frameworks
Web servers
Webmail
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| sheets | #22 | 4,000 |
| apex test answers | #3 | 2,200 |
| rational values | #7 | 1,400 |
| de morgan's law | #4 | 1,200 |
| rational numbers | #9 | 830 |
| semantic errors | #1 | 450 |
| indefinite loop | #10 | 440 |
| runestone academy | #1 | 440 |
| reflexive symmetric transitive | #1 | 270 |
| sheet | #16 | 240 |
| order of operations in python | #1 | 220 |
| gram schmidt algorithm | #5 | 210 |
| runestone | #8 | 200 |
| graphical user interface | #4 | 190 |
| computer scientist | #23 | 190 |
| java int max value | #3 | 190 |
| gui | #13 | 160 |
| accessor method java | #2 | 140 |
| python modulo operator | #5 | 140 |
| nested loops | #4 | 120 |
| nested for loop | #3 | 120 |
| nested loop | #3 | 120 |
| define queue | #5 | 100 |
| infix and postfix | #2 | 96 |
| variables java | #5 | 89 |
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 robots.txt, all AI crawlers allowed
Audience
- 97% desktop
- 3% phone
United States
Spain
Canada
Türkiye
India
Guyana
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.83 / 10 · ranked #125,050 of all domains
218 referring domains · OpenPageRank
Search traffic
32,800 est. monthly organic visits (US)
14,173 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Cloudflare
- Weight: 9.3 MB · 40 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Dec 2014 (11 years) via Tucows Domains Inc., renews Dec 2026
- Hosted on Cloudflare (104.26.6.14, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 23,248, 10 hosts
- Verified with: Google
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 |
|---|---|
| blog.runestone.academy | 18 |
| csawesome.runestone.academy | 12 |
| webwork.runestone.academy | 8 |
| runestone.academy | 7 |
| webwork-hosting.runestone.academy | 7 |
| landing.runestone.academy | 5 |