The definitive guide to science fiction
The Encyclopedia of Science Fiction (SFE) (sf-encyclopedia.com) scores 66 out of 100 on Brand Analyzer, placing it in the Developing tier among Media & Entertainment brands, Education brands, in the 14th percentile of 32452 Media & Entertainment brands.
The Encyclopedia of Science Fiction (SFE) is an English-language online reference work now in its fourth edition, dedicated to the history, themes, people, and culture of science fiction. It aims to be a comprehensive, authoritative, and continually updated resource, offering extensive cross-referenced entries on authors, themes, media, and the genre's history. Freely accessible, SFE serves as a scholarly tool for fans, students, writers, and researchers seeking reliable, in-depth information about science fiction.
| Brand Name | The Encyclopedia of Science Fiction (SFE) |
|---|---|
| Domain | sf-encyclopedia.com |
| Industry | Media & Entertainment, Education |
| Main Competitors | Internet Speculative Fiction Database (71/100), Wikipedia (86/100), TV Tropes (86/100), Science Fiction and Fantasy Writers of America (82/100), Fancyclopedia (59/100) |
Moz Domain Authority 59/100 vs category average 51 / leader 100 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Ranked #152,138 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.
No Wikipedia presence was found - a major gap, since Wikipedia is among the most heavily weighted sources in AI training data.
The homepage meta description reads "Welcome to the fourth edition of The Encyclopedia of Science Fiction." (Meta description: 11 words (ideal length). No OG description (falling back to meta)) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: No structured data or Open Graph tags detected. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: Apache.
Social footprint: verified profiles on X (Twitter), Instagram; no detected presence on Facebook, LinkedIn, YouTube, GitHub - 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 The Encyclopedia of Science Fiction (SFE)?", Claude could identify the brand as of October 2026. The Encyclopedia of Science Fiction (SFE) is a free, continuously updated online reference work covering the history, authors, themes, and works of science fiction, originally derived from the print encyclopedias edited by John Clute and Peter Nicholls. Best known for Being the most authoritative and comprehensive scholarly reference on science fiction literature and media, edited by John Clute and David Langford.
When asked "Best brands similar to The Encyclopedia of Science Fiction (SFE)?", Claude would recommend The Encyclopedia of Science Fiction (SFE) as of October 2026. It's widely regarded by scholars, critics, and fans as the definitive reference source for science fiction history and criticism, so it's a natural recommendation for anyone researching the genre.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
The Encyclopedia of Science Fiction (SFE)'s main competitors in Media & Entertainment: Internet Speculative Fiction Database (71/100), Wikipedia (86/100), TV Tropes (86/100), Science Fiction and Fantasy Writers of America (82/100), Fancyclopedia (59/100).
Sources: Brand Analyzer scan
The Encyclopedia of Science Fiction (SFE) is an English-language online reference work, currently in its fourth edition, that provides comprehensive coverage of the history, themes, people, and culture of science fiction.
Sources: The Encyclopedia of Science Fiction (SFE) official site
The Encyclopedia of Science Fiction (SFE) has low AI-search visibility, scoring 24/100 on Brand Analyzer's AI visibility composite (visibility 22, trust 19, recommendation 35). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: The Encyclopedia of Science Fiction (SFE) official site
SFE offers a free, online encyclopedia featuring detailed, cross-referenced entries on science fiction authors, themes, media, and history.
Sources: The Encyclopedia of Science Fiction (SFE) official site
The Encyclopedia of Science Fiction (SFE) scores 35/100 on Brand Analyzer's AI recommendation signal, indicating it is less likely to be surfaced when AI assistants like ChatGPT suggest Media & Entertainment options. Recommendation depends on crawlability, structured data, and category authority.
Sources: The Encyclopedia of Science Fiction (SFE) official site
The Encyclopedia of Science Fiction (SFE) 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: The Encyclopedia of Science Fiction (SFE) official site
SFE is used by science fiction enthusiasts, scholars, students, writers, and researchers seeking detailed and authoritative information about the genre's history, authors, themes, and works.
Sources: The Encyclopedia of Science Fiction (SFE) official site
SFE is known for being an exhaustive and scholarly reference work on science fiction, offering extensive cross-referenced entries on authors, themes, media, and history that are considered unmatched among online resources in the field.
Sources: The Encyclopedia of Science Fiction (SFE) official site
The Encyclopedia of Science Fiction (SFE) scores 24/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
The Encyclopedia of Science Fiction (SFE) has a weak AI-visibility profile at 24/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (35/100) and its weakest is trust (19/100). It benefits from a Wikidata knowledge-graph entry, a global traffic rank of #152,138 (Tranco) and a Moz Domain Authority of 59/100. The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data, thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify The Encyclopedia of Science Fiction (SFE) 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 The Encyclopedia of Science Fiction (SFE): Selbstversorger.de (66/100), Sean Tucker (66/100), SGAE (66/100), She She Pop (66/100).
A step up - brands to learn from: Ziyouz (71/100), Zishy (71/100).
Category leader: Change.org (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.