How to Fix Duplicate Content Issues: 9 Steps
How to fix duplicate content issues in 9 steps: find every duplicate URL, choose between a canonical, a 301 and noindex, and stop the problem returning.
Read article →About Yusuf DİNÇER
Yusuf has spent over a decade untangling crawl budgets, Core Web Vitals and large-scale site migrations for e-commerce and publisher sites. He writes about the technical foundations that make everything else in SEO possible, and builds several of the free tools on SeoMods.
Articles by Yusuf DİNÇER
Aug 27, 2026 · 19 min read
How to Increase Website Authority: 10 Steps
How to increase website authority in 10 steps: what the score really measures, the link and content work that moves it, and how long each stage takes.
Read article →Aug 19, 2026 · 18 min read
Service Page SEO: A Guide for Local Businesses
Service page SEO in 20 checks: pages that answer scope, time and price, town pages that are not doorways, Service schema, and a realistic 60-day plan.
Read article →Aug 17, 2026 · 16 min read
High Impressions but Low Clicks: How to Fix CTR
High impressions but low clicks? Average position tells you whether it is a ranking problem or a snippet problem — and this guide gives the fix for both.
Read article →Aug 13, 2026 · 18 min read
Why Did My Website Traffic Drop? Causes and Fixes
Organic traffic drops for seven reasons. Read the shape of the drop, segment it in Search Console, and follow the recovery playbook for your actual cause.
Read article →Aug 7, 2026 · 22 min read
Website Migration SEO Checklist: Move Without Losing Traffic
A site migration is the riskiest thing you can do to organic traffic. The complete checklist: baseline, URL map, launch-day runbook and 48-hour verification.
Read article →Aug 3, 2026 · 14 min read
Breadcrumb Navigation SEO: Trails, Schema & Rich Results Explained
Breadcrumbs show users and crawlers where a page sits in your hierarchy. Done right — with BreadcrumbList schema — they strengthen internal linking and can turn your raw URL into a readable search result.
Read article →Aug 3, 2026 · 15 min read
Pagination SEO: Canonicals, Crawlability & Infinite Scroll (2026)
How search engines handle paginated lists in 2026 — the canonical rule that makes or breaks it, why rel=next/prev is gone, and how to keep infinite scroll and “load more” crawlable.
Read article →Jul 30, 2026 · 13 min read
Log File Analysis for SEO: See Your Site Through Googlebot's Eyes
Your server logs record every real Googlebot visit — which pages it crawls, how often, and what it ignores. This is the only source of ground truth about crawl behavior.
Read article →Jul 29, 2026 · 11 min read
noindex vs nofollow vs Disallow: What Each One Actually Does
Three directives that sound alike but do completely different things — and mixing them up can quietly deindex the wrong pages. Here is the plain-English difference.
Read article →Jul 28, 2026 · 13 min read
Faceted Navigation SEO: Taming Filter & Parameter URLs
Filters and sort options can spawn millions of near-duplicate URLs that drain crawl budget and split ranking signals. Here is how to control them without hiding your best pages.
Read article →Jul 26, 2026 · 12 min read
How to Fix "Crawled — Currently Not Indexed" in Google Search Console
Google visited your page but chose not to index it. Here is what that status really means and a prioritized checklist to earn the index spot back.
Read article →Jul 24, 2026 · 12 min read
Answer-First Content: How to Write for Answer Engine Optimization (AEO)
Answer engines reward content that states the answer first and proves it fast. This is a practical writing framework for structuring pages that get quoted, not just ranked.
Read article →Jul 23, 2026 · 11 min read
How to Track AI Search Traffic & Referrals (ChatGPT, Perplexity, AI Overviews)
AI assistants send real visitors — but they hide in your analytics unless you set up the right filters. Here is how to measure ChatGPT, Perplexity and AI Overview referrals.
Read article →Jul 22, 2026 · 13 min read
AI Crawlers Explained: Controlling GPTBot, ClaudeBot & Google-Extended
A field guide to the AI bots crawling your site — who they are, what they do, and exactly how to allow or block each one in robots.txt without breaking your SEO.
Read article →Jul 21, 2026 · 12 min read
How to Get Cited on Perplexity AI: A Practical Guide
Perplexity runs a live search, reads top results and cites its sources inline. This guide shows how to earn those citations with rankings, structure and freshness.
Read article →Jul 20, 2026 · 12 min read
How to Get Your Website Cited by ChatGPT (2026 Guide)
ChatGPT search reads live web pages and quotes a handful of sources. Here is exactly how to structure content, schema and crawler access so your site becomes one of them.
Read article →Jul 15, 2026 · 15 min read
How Long Does SEO Take to Work? A Realistic Timeline (2026)
SEO takes four to six months to show meaningful movement and six to twelve months to produce significant organic traffic — faster for technical fixes and established sites, slower for new domains in competitive niches. This 2026 guide gives a realistic month-by-month timeline, the seven factors that decide your pace, how to speed things up, and how to measure progress before your rankings even move.
Read article →Jul 8, 2026 · 13 min read
DNS Records Explained (A, AAAA, CNAME, MX, TXT, NS)
DNS records are the hidden settings that route a domain's traffic, email and verification. Here is what A, AAAA, CNAME, MX, TXT and NS records do, how to read them, and how to check each one for free.
Read article →Jul 6, 2026 · 12 min read
WHOIS Lookup: What It Is and How to Find Who Owns a Domain
A WHOIS lookup reveals a domain's registrar, creation and expiry dates, name servers and — when it is not hidden by privacy — its owner. Here is what a WHOIS record means, how to find who owns a domain, and what to do when the owner is redacted.
Read article →Jul 4, 2026 · 14 min read
What Is a Site Explorer? How to Analyze Any Website Free
A free site explorer lets you profile any domain in seconds — tech stack, top pages, links, domain age and more. Here is what a site explorer shows, how to read it, and how to use it for competitor research.
Read article →Jun 22, 2026 · 7 min read
How to Check Your Backlinks for Free (Step by Step)
You do not need a paid subscription to check your backlinks. This guide shows how to verify, audit and analyze your links for free with the right tools.
Read article →Jun 21, 2026 · 9 min read
GEO vs AEO vs LLMO: AI Search Acronyms Explained (2026)
GEO, AEO and LLMO are the three acronyms shaping AI search optimization. This guide defines each, shows how they overlap, and explains which to focus on.
Read article →Jun 18, 2026 · 8 min read
What Is LLMO (LLM Optimization)? A Practical 2026 Guide
LLMO is the practice of making your content easy for large language models to ingest, understand and reproduce accurately. Here is what it is and how to do it.
Read article →Jun 15, 2026 · 8 min read
What Is AEO (Answer Engine Optimization)? A 2026 Guide
AEO is the practice of optimizing your content so answer engines and AI assistants return it as the direct answer to a question. Here is how it works and how it differs from SEO and GEO.
Read article →Jun 12, 2026 · 7 min read
GEO vs SEO: What Is the Difference in 2026?
GEO and SEO share the same foundation but optimize for different destinations: ranked links vs cited AI answers. Here is how they differ and why you need both.
Read article →Jun 5, 2026 · 7 min read
Google AI Overviews (SGE): How to Get Your Content Cited
AI Overviews put an AI-generated answer at the top of Google with a few cited sources. Here is how Google selects them and how to make your pages eligible.
Read article →May 28, 2026 · 6 min read
llms.txt Explained: How to Help AI Models Understand Your Site
llms.txt is a simple Markdown file that gives AI models a clean, accurate summary of your site or product. Here is what it is, what to include, and how to create one.
Read article →May 20, 2026 · 9 min read
How to Optimize Your Website for AI Search (ChatGPT, Perplexity, Gemini)
A practical checklist to make your site easy for AI answer engines to crawl, understand and cite — from answer-first content to structured data and AI-crawler access.
Read article →May 12, 2026 · 8 min read
What Is GEO (Generative Engine Optimization)? A 2026 Guide
GEO is the practice of making your content easy for AI answer engines like ChatGPT, Perplexity and Google AI Overviews to understand, cite and recommend. Here is how it works.
Read article →Aug 12, 2025 · 5 min read
Mobile-First Indexing: What It Means for You
Google indexes the mobile version of your site. If mobile is weaker than desktop, rankings suffer.
Read article →Aug 8, 2025 · 6 min read
Page Speed Optimization: A Practical Checklist
Faster pages rank better and convert better. Here is a prioritized checklist that actually moves the needle.
Read article →Aug 5, 2025 · 7 min read
Measuring SEO with Search Console & Analytics
You cannot improve what you do not measure. Here are the SEO metrics that actually matter.
Read article →Aug 1, 2025 · 6 min read
Google Business Profile Optimization
Your Google Business Profile is the heart of local SEO. Here is how to optimize it for the map pack.
Read article →Jul 29, 2025 · 6 min read
Local SEO: Citations & NAP Consistency
For local businesses, consistent NAP and citations are foundational. Here is what to get right.
Read article →Jul 25, 2025 · 7 min read
SEO Competitor Analysis: A Practical Guide
Reverse-engineer what works for your competitors and find your fastest wins. Here is a free workflow.
Read article →Jul 22, 2025 · 6 min read
Toxic Backlinks & the Disavow Tool
Spammy links can drag your site down. Here is how to identify and disavow them safely.
Read article →Jul 18, 2025 · 6 min read
Broken Link Building: A Beginner-Friendly Tactic
Find dead links on other sites, offer your page as the replacement. A reliable white-hat link tactic.
Read article →Jun 24, 2025 · 6 min read
HTTPS Migration Without Losing Rankings
HTTPS is a ranking signal and a trust requirement. Here is how to migrate safely.
Read article →Jun 20, 2025 · 5 min read
301 vs 302 Redirects: Which to Use and When
Using the wrong redirect type can lose rankings. Here is the simple rule for 301, 302 and redirect chains.
Read article →Jun 17, 2025 · 7 min read
International SEO & hreflang Explained
Targeting multiple countries or languages? hreflang tells Google which version to show whom. Here is how it works.
Read article →Jun 13, 2025 · 7 min read
JavaScript SEO: Making JS Sites Crawlable
JavaScript frameworks can hide content from crawlers. Here is how to make sure Google sees your pages.
Read article →Jun 10, 2025 · 6 min read
Crawl Budget: When It Matters and How to Optimize It
Crawl budget is how many pages Google crawls on your site. For large sites, wasting it costs rankings.
Read article →Jun 6, 2025 · 7 min read
Structured Data & Schema Markup for SEO
Schema markup helps Google understand your content and unlock rich results. Here is how to add it.
Read article →Jun 3, 2025 · 5 min read
Canonical Tags: Stop Duplicate Content Issues
The rel=canonical tag tells Google which version of a page is the original. Here is when and how to use it.
Read article →May 30, 2025 · 6 min read
Robots.txt Explained (With Examples)
robots.txt controls what crawlers can access. One wrong line can deindex your whole site — here is how to get it right.
Read article →May 27, 2025 · 5 min read
XML Sitemaps: A Practical Guide
An XML sitemap helps Google discover and prioritize your pages. Here is how to build and submit one correctly.
Read article →Apr 21, 2025 · 6 min read
Core Web Vitals & Page Speed: A 2025 Guide
INP replaced FID in 2024. Here is what Core Web Vitals mean today and how to measure and improve performance for free.
Read article →Apr 2, 2025 · 7 min read
Backlink Analysis & Link Building for Beginners
Backlinks are still a top ranking factor. Learn how to verify, audit and find link opportunities — without paying for an index.
Read article →Mar 4, 2025 · 8 min read
Technical SEO Audit: A 12-Point Checklist for 2025
Crawlability, indexability, speed and structured data — the technical foundations that let your content rank.
Read article →