Tag

Indexing

138 posts tagged Indexing.

September 28, 2026

Outdated retrieval can overturn correct answers

Ahmed, Galke, Poech, and Röttger (arXiv 2609.31342, 28 Sep 2026) show that a single outdated but authentic document can flip answers models already get right without retrieval. Publication date is not validity. Reliable RAG needs selective trust over whether evidence still applies.

Mikhail Drozdov

September 21, 2026

Crawl Stats gaps are not Page Indexing no-backfill

On 20 Sep 2026 Search Engine Roundtable reported a universal Crawl Stats hole for 15 Sep. Industry history says those gaps usually restore. That is a different recovery class from Mueller’s 11 Sep statement that Google does not back-fill Page Indexing data.

Mikhail Drozdov

September 14, 2026

Search Console does not backfill Page Indexing gaps

On 11 Sep 2026 John Mueller said Google does not back-fill Page Indexing data for the June delay hole. Separately, 8–9 Sep saw a short "Crawled - currently not indexed" reporting blip. Blank days are missing telemetry; blips are wrong labels — neither means mass deindexing.

Mikhail Drozdov

Latest.

138 posts

September 7, 2026

Dynamic AI Overview expansion does not rewrite the impression rule

Google confirmed dynamic AI Overview expansion for some queries on 28 August 2026. Search Console still counts AI Overview impressions under the existing rule that a link must be scrolled or expanded into view. Expansion is a SERP presentation change, not a new impression metric.

Mikhail Drozdov

August 31, 2026

The Generative AI performance report is an impression ledger, not a query index

Google's documented Generative AI performance report is a dated impression ledger for pages, countries, devices, and dates, not a query-level AI citation index.

Mikhail Drozdov

August 24, 2026

A documentation polish is not a crawl-algorithm launch

Google documented a 22 July 2026 crawl-budget guide polish with new public wording, but the published sources do not state a crawl-algorithm or ranking launch.

Mikhail Drozdov

GSC message glitch: how to triage false reporting alarms

A GSC message glitch implied impressions only just began reporting. Here's how to verify impact, avoid misreads, and instrument checks.

Mikhail Drozdov

Search Data Discrepancies: Mechanisms, Risks, and Actionable Checks

Divergent search data across tools is structural, not an error. Focus on actionable use, not forced alignment. Concrete plan for technical SEO teams.

Mikhail Drozdov

Breaking Affiliate SEO Plateaus: Data-Driven Opportunity Mapping

Advanced data analysis can identify new growth vectors for affiliate sites stalled in traffic or revenue. Actionable next steps and metrics.

Mikhail Drozdov

Click-Chasing: Implications for SEO Indexing and Retrieval Quality

Traffic-first KPIs can degrade content quality, impacting indexing and retrieval. We outline technical checks and measurement for SEO engineers.

Mikhail Drozdov

SEO vs. AI Search: Selection Frameworks for Prioritization in 2026

A practical framework to decide when to prioritize classic SEO vs. AI search visibility, with falsifiable mechanisms for measurement.

Mikhail Drozdov

Why "quick wins" fail when the SEO foundation is broken

SEJ argues "quick wins" are misunderstood; durable SEO gains require fixing foundational constraints before expecting growth.

Mikhail Drozdov

AI agents and the accessibility tree: technical SEO implications

SEJ claims AI agents rely on the accessibility tree as a key interface. Treat a11y semantics as a machine-readable contract; validate via audits and logs.

Mikhail Drozdov

Organic Traffic Gains: Patterns from 400+ Sites and Their Practical Signals

Analysis of 400+ websites highlights five measurable traits linked to organic traffic growth. Actionable checks and falsifiable mechanisms detailed.

Mikhail Drozdov

Outbound Links and Negative Signals: Google's Position & SEO Implications

Google states outbound links do not transmit negative signals; unhelpful links may be ignored. This alters risk models for outbound link strategies.

Mikhail Drozdov

Google Search Direction: Agent Manager, Infra Limits, and SEO Implications

Analysis of Pichai's interview reveals Google's agent manager concept, infra constraints, and new SEO visibility thresholds.

Mikhail Drozdov

Hashtags: retrieval-layer mechanics and a 7-day test plan

Research note on hashtags as query modifiers: entity formation, retrieval surfaces, and measurable tests for reach/discoverability.

Mikhail Drozdov

March core update complete; Search Console impressions bug fixed

Core update rollout ended; GSC impressions were inflated for ~1 year due to a bug; security risk note: AI may increase software exploits.

Mikhail Drozdov