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ESTRO (estro.org) scores 82 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Healthcare brands, Education brands, Non-profit brands, in the 80th percentile of 11562 Healthcare brands.
ESTRO (European Society for Radiotherapy and Oncology) is a professional non-profit organization that unites radiation oncology professionals-including radiotherapists, medical physicists, oncologists, and researchers-through education, research, and advocacy. It aims to advance the field of radiation oncology and improve global access to radiotherapy, with a stated goal that by 2035 every cancer patient needing radiotherapy will have access to it, potentially saving nearly one million additional lives annually worldwide.
| Brand Name | ESTRO |
|---|---|
| Domain | estro.org |
| Industry | Healthcare, Education |
| Main Competitors | ASTRO (73/100), ESMO (82/100), ASCO (80/100), UICC (83/100), European Cancer Organisation |
Moz Domain Authority 52/100 vs category average 41 / leader 95 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Ranked #392,825 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.
ESTRO has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "ESTRO strives to ensure that, by 2035, every cancer patient who needs radiotherapy has access to it, saving nearly one million more lives each year worldwide." (No meta description) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: og:title. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt present, no AI bot restrictions - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: ASP.NET.
Social footprint: verified profiles on X (Twitter), LinkedIn, Facebook, Instagram, GitHub; no detected presence on YouTube - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is ESTRO?", Claude could identify the brand as of October 2026. ESTRO (European Society for Radiotherapy and Oncology) is a professional organization representing radiation oncologists, medical physicists, and other professionals involved in cancer radiotherapy across Europe. It promotes research, education, and clinical guidelines to improve Best known for Being Europe's leading professional society for radiation oncology, known for its annual congress and clinical/research guidelines.
When asked "Best brands similar to ESTRO?", Claude would recommend ESTRO as of October 2026. It's a well-established, authoritative body in radiotherapy and oncology, so I'd mention it if someone asked about key organizations in cancer treatment or radiotherapy research in Europe.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
ESTRO's main competitors in Healthcare: ASTRO (73/100), ESMO (82/100), ASCO (80/100), UICC (83/100).
Sources: Brand Analyzer scan
ESTRO has moderate AI-search visibility, scoring 53/100 on Brand Analyzer's AI visibility composite (visibility 70, trust 29, recommendation 50). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: ESTRO official site
ESTRO scores 50/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Healthcare options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: ESTRO official site
ESTRO is the European Society for Radiotherapy and Oncology, a non-profit professional organization dedicated to advancing the field of radiation oncology. It brings together radiotherapists, medical physicists, oncologists, and researchers to promote education, research, and advocacy aimed at improving cancer treatment through radiotherapy.
Sources: ESTRO official site
ESTRO provides education, training, and research support for radiation oncology professionals. It develops courses and resources to improve clinical skills and knowledge in radiotherapy, advocates for greater global access to radiotherapy treatment, and fosters collaboration among practitioners, researchers, and policymakers to advance cancer care.
Sources: ESTRO official site
ESTRO can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: ESTRO official site
ESTRO offers educational courses, training programs, and professional development resources for radiation oncology practitioners. It also supports research initiatives and advocacy efforts aimed at improving global access to radiotherapy and advancing cancer treatment practices.
Sources: ESTRO official site
ESTRO's resources and services are used by radiation oncology professionals, including radiotherapists, medical physicists, oncologists, and researchers seeking continuing education, training, and professional development in cancer treatment and radiotherapy.
Sources: ESTRO official site
ESTRO is known for being a leading European professional society in radiation oncology, offering extensive educational courses and resources for radiotherapy professionals. It is also recognized for its advocacy work aiming to ensure global access to radiotherapy for cancer patients by 2035.
Sources: ESTRO official site
ESTRO scores 53/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
ESTRO has a limited AI-visibility profile at 53/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (70/100) and its weakest is trust (29/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #392,825 (Tranco). The main gaps holding it back: thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify ESTRO from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to ESTRO: ESMO (European Society for Medical Oncology) (82/100), ESCMID (82/100), European Lung Foundation (82/100), Evaluate (82/100).
A step up - brands to learn from: Zoetis (91/100), theSkimm (91/100).
Category leader: Booksy (96/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.