What powers 
cancer.org?
Last seen Sep 2026 · 183 technologies across 49 categories
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since Jul 2026
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since Sep 2022
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AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 *: Blocked (was Restricted)
- Sep 2026 *: Restricted (was Allowed)
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| fenbendazole | #1 | 50,200 |
| calorie cal | #5 | 46,900 |
| oncology | #2 | 29,900 |
| car-t | #2 | 20,000 |
| non hodgkin's disease | #2 | 18,900 |
| multiple myeloma | #3 | 18,700 |
| acute myeloid leukemia | #1 | 16,900 |
| lung cancer symptoms | #1 | 16,700 |
| body mass index chart | #4 | 16,200 |
| aml | #1 | 15,300 |
| what does skin cancer look like | #1 | 13,900 |
| what can skin cancer look like | #1 | 13,800 |
| bmi chart | #5 | 11,500 |
| bmi index chart | #5 | 11,500 |
| prostate cancer treatment | #1 | 11,300 |
| triple negative breast cancer | #1 | 11,300 |
| photodynamic treatment | #3 | 10,700 |
| cll symptoms | #2 | 9,800 |
| breast cancer | #2 | 9,000 |
| bmi calculator female | #5 | 8,700 |
| melanoma | #6 | 8,100 |
| pancreatic cancer survival | #1 | 7,700 |
| talcum powder | #1 | 7,500 |
| chemotherapy | #3 | 7,500 |
| foods that have high fiber | #11 | 7,500 |
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
All crawlers blocked
Audience
- 71% phone
- 27% desktop
- 3% tablet
United States
United Kingdom
India
Spain
Canada
Peru
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
8.79 / 10 · ranked #826 of all domains
22,763 referring domains · OpenPageRank
Search traffic
1,602,900 est. monthly organic visits (US)
252,144 keywords in Google's top 30
Core Web Vitals
| LCP | 1.7 s |
| INP | 200 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 8.2 MB · 245 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Similar sites
- chelseaphysicgarden.co.uk 7 shared
idwpublishing.com 7 sharedpostcrossing.com 7 shared
taps.org 7 sharedkicad.org 7 shared
alicenter.org 6 shared
chichi-pui.com 6 sharedfreedom250.org 6 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- American Cancer Society
- Founded: 1913
- Industry: Non-profit and religious (declares
NGO) - Country: United States
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Oct 1994 (32 years) via Network Solutions, LLC, renews Oct 2029
- Hosted on Microsoft (40.71.250.191)
- DNS: Azure DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 3,828, 122 hosts
- Verified with: Adobe, Apple Business, Canva, DocuSign, Google, Jamf, Meta Business, OneTrust and 1 more
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 |
|---|---|
| donate3.cancer.org | 49 |
| www.cancer.org | 44 |
| donate.cancer.org | 38 |
| give.cancer.org | 38 |
| thedefender.cancer.org | 36 |
| shop.cancer.org | 33 |
| blogs.cancer.org | 31 |
| acsoncampus.cancer.org | 30 |
| echo.cancer.org | 28 |
| coaches.cancer.org | 27 |
| crucialcatch.cancer.org | 27 |
| shoppingcard.cancer.org | 27 |
| reach.cancer.org | 25 |
| voices.cancer.org | 25 |
| canceratlas.cancer.org | 23 |
| accounts.cancer.org | 22 |
| cancerstatisticscenter.cancer.org | 22 |
| pressroom.cancer.org | 22 |
| defender.cancer.org | 21 |
| csn.cancer.org | 20 |
| playitforward.cancer.org | 20 |
| education.cancer.org | 19 |
| jobs.cancer.org | 18 |
| officials.cancer.org | 18 |
Full technology history →
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