Mikhail Drozdov (Casinokrisa) SEO & AI systems researcher · Indexing-first search visibility models · Founder of Casinokrisa
This site is a research journal on how search systems crawl, index, interpret, and decide what gets shown. The focus is not “SEO tactics”, but trust distribution: why some sources become default outcomes and others stay stored-but-unused.
Indexing-first models for visibility: storage → retrieval → selection.
Canonical entity pages: /person/mikhail-drozdov · /press · /knowledge-graph .
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Read one thing, then pick a path.
The site is written as clusters (pillars + supporting essays). This “reading path” is designed to turn a social click into a clear next step.
Definitions
Indexing = storage.Visibility = selection + distribution.Citations can matter even when clicks drop.Follow updates:
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X Reading path (3–10 minutes each)
Modern SEO in 2026: Visibility, Indexing, and Why Keywords Are Not the Unit For SEO operators: how indexing, interpretation, and AI surfaces changed what "visibility" means.
GSC Indexing Statuses Explained: What They Mean and How to Fix Them (2026) A practical map of Google Search Console indexing statuses (Coverage): what each status means, the most common root causes (canonicals, duplicates, robots, redirects, soft 404s), and the fastest way to validate fixes.
Indexed but not ranking (2026): why being stored is not being shown “Indexed but not ranking” is usually not a technical SEO bug. It’s a selection problem: the system can store your page, but it isn’t confident that showing it is a low-regret outcome. This essay explains the mechanism and the signals that create visibility.
Sitemap errors (Google Search Console): what they mean and what to fix first (2026) Sitemap errors are not “bad SEO” — they’re input integrity failures. This guide classifies sitemap errors into fetch, format, and URL-level problems, explains why they matter, and shows the fastest checks to remove them.
noindex meaning (2026): what it does, what it doesn’t, and when it backfires noindex is not a “cleanup trick”. It is a crawling-visible directive that tells systems not to store a page for search surfaces. This guide explains how noindex actually behaves, why it fails when robots.txt blocks crawl, and when using it creates long-term visibility debt.
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Socials Pillars Modern SEO in 2026: Visibility, Indexing, and Why Keywords Are Not the Unit For SEO operators: how indexing, interpretation, and AI surfaces changed what "visibility" means.
AI Orchestration for Marketing: Systems, Not Prompts For marketers: how to build AI workflows with quality gates (systems, not prompts).
Marketing Strategy as a System: Positioning, Measurement, and Compounding For builders: connect positioning, distribution, and measurement into a strategy that compounds.
Analytics as Decision Infrastructure: What to Measure, What to Ignore For teams: build measurement that drives decisions and survives attribution limits.
Platform Dynamics: Trust, Incentives, and Who Gets Seen For creators: understand platform incentives, trust signals, and who gets seen (and why).
Beginner quick starts Short “get oriented fast” essays. Use these as entry points into clusters.
digital marketing explained simply Digital marketing explained simply: channels, funnels, measurement, and a beginner-friendly plan that avoids buzzwords.
what is conversion funnel A simple explanation of what a conversion funnel is, how to map it, and how to improve conversion without chasing vanity metrics.
web analytics for beginners Web analytics explained for beginners: what to track, how events work, and how to avoid the most common reporting mistakes.
Latest Articles February 6, 2026
Which questions are no longer worth answering (2026): AI killed the click, not the query In 2026, many queries still exist, but the click is gone: AI Overviews and assistants compress answers into the interface. This page gives a practical model: which question types became “compressible”, which still reward original work, and how to write content that earns distribution (not just indexing).
February 2, 2026
Crawled but not indexed reasons (2026): 9 causes and what to do first If Google crawled your page but did not index it, the bottleneck is rarely “one on-page fix”. This page lists the most common causes (technical gates + prioritization), how to tell them apart fast, and the few actions that reliably change the outcome.
February 2, 2026
Indexed but not visible in search (2026): what it means and how to diagnose it If a page is indexed but not visible in search, the failure is usually not “indexing” — it’s retrieval and selection. This page defines the symptom, shows the fast diagnosis path in GSC, and points you to the right fix depending on whether you have impressions, rankings, or nothing at all.
February 1, 2026
How Google decides what to index (2026): the cost/value/risk model behind storage Google indexing is not “did we submit a sitemap?”. It is a storage decision driven by cost, value, and risk. This article explains the decision logic, the common misconceptions, real-world scenarios, and what changes the system’s willingness to keep your URLs.
February 1, 2026
Ranking signals vs indexing signals (2026): what changes storage vs distribution Most teams optimize ranking signals while failing indexing signals. This entry page separates what affects storage (indexing) from what affects distribution (visibility), explains common misconceptions, and gives a system-first diagnostic flow.