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SEO Migration Services
Enterprise MigrationSEO PreservationZero Traffic Loss

Enterprise SEO Migration Service

Migrate Large Sites Without Losing Rankings

50K+
URLs Migrated
Across client projects
0%
Avg. Traffic Loss
Post-migration target
99.8%
Redirect Accuracy
Verified programmatically
<48h
Index Recovery
Google re-crawl time
What Is Enterprise SEO Migration?

Enterprise SEO migration means moving a large-scale website — typically 10,000+ pages — to a new platform, domain, or architecture without losing search rankings, redirect chains, backlink equity, or organic traffic. The work covers URL mapping, structured data transfer, crawl budget management, and post-launch monitoring. Done right, your rankings don't move. Done wrong, they crater.

プロジェクトが失敗する理由

Organic traffic drops 30-60% after a poorly executed migration For enterprise sites that depend on search traffic, that's six-figure revenue losses every month — sometimes more.
Legacy redirect chains grow with every migration, often hitting 4-5 hops Google stops following chains beyond 3 hops, which means deep-linked pages quietly vanish from the index. Nobody notices until the rankings are already gone.
Internal dev teams rarely have migration-specific SEO tooling or a proven methodology Ad-hoc approaches miss things — hreflang tags, canonical conflicts, parameter-based URLs. These aren't edge cases. They're the things that kill rankings.
Staging environments aren't crawlable, so problems only surface after launch By then, Google's already re-indexed broken pages and started downgrading rankings. You're playing catch-up on a live site.
Backlink equity built over 10+ years gets quietly destroyed by missing redirects Referring domains that once drove real authority now point to 404s, eroding a domain rating that took years to build.
Schema markup, Open Graph tags, and structured data get dropped during re-templating Rich snippet visibility disappears from SERPs, and click-through rates fall 20-40%. Most teams don't notice until they're wondering why impressions dropped.

コンプライアンス

Full URL Inventory & Mapping

We crawl every indexed URL, parameter variant, and pagination path. Each source URL gets mapped to its destination using regex-based rules, with manual overrides for edge cases. Nothing gets assumed.

Redirect Chain Flattening

Legacy redirect chains get collapsed into single-hop 301s. We audit existing .htaccess, nginx, and edge-level redirects to clear out loops and chains before migration day — not after.

Backlink Equity Preservation

Every referring domain gets cross-referenced against the redirect map. High-authority inbound links go through priority QA so no equity leaks during the cutover.

Structured Data Transfer

Schema markup, Open Graph metadata, and Twitter Cards are audited before migration and validated after launch. We run every template through Google's Rich Results validator. If it's not passing, it doesn't go live.

Crawl Budget Optimization

XML sitemaps are regenerated, robots.txt is reconfigured, and we check the internal link architecture to make sure Googlebot can efficiently find all migrated content.

Post-Migration Monitoring

We monitor Google Search Console, server logs, and ranking positions for 30 days after launch. Anything unusual triggers immediate redirect corrections and re-indexation requests. We're watching daily, not weekly.

構築する内容

Programmatic Redirect Generation

Automated scripts generate redirect rules directly from crawl data, with support for regex patterns covering dynamic URLs, query parameters, and multilingual path structures.

Pre-Launch Crawl Simulation

We run a staging crawler that mimics Googlebot behavior to catch 404s, redirect loops, and canonical conflicts before the site goes live. This is where most problems get killed.

Hreflang & Multilingual Mapping

International sites get dedicated hreflang validation so every language and region variant maps correctly to its new URL.

Edge-Level Redirect Deployment

Redirects deploy at the CDN edge via Cloudflare Workers or Vercel middleware — sub-millisecond response times instead of origin-level processing. Faster for users, better for crawl efficiency.

Search Console Bulk Validation

After migration, we submit updated sitemaps and use the URL Inspection API to programmatically request indexing for priority pages. We don't just wait for Google to find things.

Rank Tracking Dashboard

A custom monitoring dashboard tracks keyword positions, indexed page counts, and crawl stats daily for the first 90 days post-migration.

私たちのプロセス

01

Discovery & Crawl Audit

We crawl the entire existing site, inventory all indexed URLs, analyze backlink profiles, and document current redirect chains. This becomes the source of truth for everything that follows.
Week 1-2
02

URL Mapping & Redirect Rules

Every source URL gets mapped to its destination. We generate redirect rules programmatically, handle edge cases manually, and flatten legacy chains into single-hop 301s. The map gets reviewed before a single redirect fires.
Week 3-4
03

Staging Validation & Crawl Testing

Redirects, metadata, structured data, and internal links are all validated on staging using automated crawl simulation. Every template type gets checked against its production equivalent.
Week 5-6
04

Migration Execution & Cutover

We deploy redirects at the edge, submit updated sitemaps to Google Search Console, and execute the DNS cutover during a low-traffic window with real-time monitoring running throughout. Nothing gets launched blind.
Week 7
05

Post-Launch Monitoring & Remediation

Daily monitoring of rankings, crawl stats, index coverage, and server logs for 30 days. Any anomalies get triaged and corrected within hours, not days.
Week 8-11
Next.jsVercelScreaming FrogAhrefsGoogle Search ConsoleCloudflareNode.jsPython

よくある質問

How long does an enterprise SEO migration take?

Most enterprise migrations run 8-12 weeks from the initial crawl audit through 30-day post-launch monitoring. The timeline depends on site size, redirect complexity, and how many legacy chains need flattening. Sites with 100K+ pages or multiple language variants typically need 12-16 weeks.

Will we lose organic traffic during the migration?

Our methodology targets zero traffic loss. Missing redirects and broken internal links cause most post-migration drops — we catch both during pre-launch crawl simulation. Most clients see full ranking recovery within 48 hours of cutover. Some actually see improvements because the architecture cleanup itself helps crawlability.

What's the difference between a site migration and a domain migration?

A site migration changes your platform or URL structure while keeping the same domain. A domain migration moves everything to a new domain name, which needs additional steps like Google's Change of Address tool and updating backlink profiles. We handle both, but domain migrations carry higher inherent risk and need longer monitoring periods. We'll tell you upfront what you're getting into.

Can you migrate a site with 100,000+ pages?

Yes. We use programmatic tooling to generate redirect rules from crawl data, and it scales to any site size. The approach is the same whether you have 10K or 500K pages — automated mapping with manual QA on high-value pages and edge cases like parameterized URLs, faceted navigation, and pagination.

Do you handle multilingual and multi-regional migrations?

Absolutely. Multilingual sites need dedicated hreflang mapping so every language and region variant points to the right new URL. We validate hreflang annotations across all variants after migration and watch Google Search Console's International Targeting report for errors throughout the monitoring phase. It's one of the most common things teams get wrong, and one of the hardest to fix after the fact.

What happens if rankings drop after migration?

Our 30-day post-launch monitoring catches anomalies within hours. If rankings dip, we dig into crawl logs and Search Console data to find the cause — usually a missed redirect or canonical conflict — and deploy a fix immediately. We don't call a migration done until rankings are stable or better. That's not a selling point. It's just how this has to work.

Enterprise SEO Migration from $12,000
Fixed-fee. 30-day post-launch monitoring included.
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Next.js DevelopmentCore Web Vitals OptimizationWordPress to Next.js MigrationCore Web Vitals Optimization: Complete Guide 2026

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