HellSEO Blog
What is SEO, AEO, and GEO, really?
Straight explanations of how AI crawlers, answer engines, and search algorithms actually work — with real checklist examples, not vague advice.
GEO
We Checked 62 Big-Site Homepages: Who Publishes Entity Schema and Trust Pages?
Original data on how often big sites publish entity schema, sameAs links and trust pages, and what a small site can take from it.
ReadGEO
We Checked 70 Major Sites: Who Blocks AI Crawlers in 2026?
Original data: which AI crawlers 70 big sites block, how many publish llms.txt, and how rarely homepages use question headings or FAQ schema.
ReadGuides
The SMB Owner's Guide to Not Getting Buried by AI Search
Your customers are starting to ask ChatGPT instead of Googling. If your site was never built with AI crawlers or answer engines in mind, here's the shortest path to fixing that.
ReadGuides
We Audited Our Own Site With HellSEO — Here's What We Found
SEO 93/100, AEO 100/100, GEO 85/100, and a flat 0/15 on Backlink Authority. We didn't cherry-pick a good run — this is the report our own tool generated on our own homepage.
ReadAEO
Do Question-Based Headings Actually Help AI Cite You?
An FAQ section only counts if the question is a real heading, not just bold text inside a collapsible summary tag. We found that gap on our own site and fixed it — here's what changed.
ReadGEO
Why Your Backlink Authority Score Won't Budge At All
Every other item on an SEO audit has a fix you can paste into your <head>. Backlink authority doesn't, because it isn't measuring your code — it's measuring who already vouches for you.
ReadGuides
SEO vs AEO vs GEO: What's Actually Different (With Examples)
SEO, AEO, and GEO get used interchangeably, but they optimize for three different readers: a search algorithm, a snippet extractor, and a language model deciding what to cite.
ReadGEO
llms.txt in 2026: Does It Actually Do Anything for SEO?
No major LLM provider has confirmed they crawl llms.txt on a schedule. So why did we build one? Because the file it takes to make one is worth having regardless of whether anyone reads it today.
ReadGEO
Google-Extended vs Googlebot: Why They're Not the Same
Googlebot and Google-Extended are separate user-agent tokens in robots.txt. Disallowing one has zero effect on the other. Mixing them up either kills your search traffic or leaves you opted into AI training you didn't want.
ReadGEO
GPTBot vs OAI-SearchBot: What Each One Actually Does
Blocking GPTBot in robots.txt does not stop your site from appearing in ChatGPT search. They're two different crawlers with two different jobs.
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