Original price was: 5999,00 €.4999,00 €Current price is: 4999,00 €.
What this service covers and what is at stake
An enterprise site migration — involving 5,000+ indexed pages, simultaneous changes across domain, CMS, URL architecture, and international hreflang configuration, or consolidation of multiple domains following a merger or acquisition — is the highest-complexity SEO operation a large-scale website undergoes. The ranking and revenue consequences of an unmanaged enterprise migration are not comparable to those of a smaller site: an enterprise site generating 500,000 monthly organic visits that loses 35% of traffic in a migration produces an immediate revenue impact measurable in hundreds of thousands of euros per month, while recovery takes 12–24 months of active remediation under the best conditions.
Enterprise migrations fail for five specific, compounding reasons that do not apply at smaller scale. Crawl budget constraints mean Google allocates a fixed number of crawl requests to large sites per day — an enterprise site with 50,000 pages and a misconfigured crawl architecture after migration may take 6–12 months for Google to fully re-crawl and re-evaluate, meaning ranking losses compound month-over-month rather than stabilizing within weeks. International hreflang misconfiguration across 10+ language and country variants simultaneously suppresses visibility in every affected market on launch day, not just the primary domain. JavaScript rendering failures on a new platform — where Googlebot’s first crawl pass returns blank pages for thousands of product or service pages — strip ranking signals from the entire affected page set simultaneously. Redirect chain proliferation across tens of thousands of URLs reduces link authority transfer on every affected URL, compounding the domain-wide authority loss. And canonical tag defaults on enterprise CMS platforms — where the platform generates canonical tags pointing to paginated variants, filtered URLs, or staging environment URLs — systematically instruct Google to treat priority pages as duplicates of low-value variants, collapsing rankings across entire page categories.
SEOBRO.Agency’s SEO Enterprise Site Migration service manages every technical layer of the migration in the correct sequence, with dedicated project management, staged implementation, and verification protocols at each phase — ensuring ranking equity is preserved across the full page set from day one of the new platform going live.
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Before any migration planning begins, we conduct a full crawl of the existing site establishing the complete SEO baseline across every indexed page: keyword ranking positions by URL, organic traffic contribution by page and page category, internal link architecture and anchor text distribution, canonical tag configuration and any existing canonicalization errors that must not be carried forward, hreflang implementation across all international variants with error identification, structured data markup inventory by page type, Core Web Vitals scores by page category, and complete backlink profile mapped to specific URLs rather than domain level only.
This baseline serves three functions: it is the benchmark against which post-migration performance is measured daily during the monitoring period; it is the source document from which redirect mapping, meta data transfer specifications, and hreflang reconfiguration are built; and it identifies pre-existing technical issues on the current site that would carry forward into the new platform if not resolved during the migration window — turning the migration into an opportunity to fix inherited problems rather than replicate them.
For enterprise migrations, the technical architecture decisions made before a single redirect is implemented determine whether the migration succeeds or fails. We plan and specify four architecture layers before implementation begins:
URL architecture — determining whether the new platform maintains existing URL structures exactly, restructures them by category or product type, or consolidates multiple domain URL namespaces following a merger. Each decision carries specific redirect mapping implications and link equity consolidation strategies that must be planned before implementation.
International architecture — for sites operating across multiple language and country variants, determining whether the new platform uses subdirectories (/de/, /fr/, /nl/), subdomains (de.domain.com), or ccTLDs (domain.de), with hreflang configuration specifications for every language-country pair across the full page set. Hreflang errors introduced during enterprise migration affect every international market simultaneously — the architecture plan eliminates ambiguity before implementation begins.
Crawl budget architecture — specifying robots.txt directives, XML sitemap structure, internal linking priority, and canonical tag defaults on the new platform to ensure Googlebot’s crawl allocation is directed toward priority pages from day one of launch rather than wasted on low-value URL variants generated by the new platform’s faceted navigation, pagination, or parameter handling.
Redirect mapping — a complete one-to-one URL mapping table covering every indexed page on the current site to its exact destination on the new platform, with no redirect chains, no homepage catch-alls, and no missing redirects for URLs carrying backlink equity. For enterprise mergers consolidating two or more domains, this includes cross-domain redirect mapping that preserves link equity from all source domains into the consolidated destination.
Enterprise migrations are implemented in phases rather than as a single launch event — reducing the risk that a single misconfiguration affects the entire page set simultaneously. Priority page categories (highest-traffic landing pages, highest-revenue product and category pages, pages carrying the highest backlink equity) are migrated and verified in the first phase, with full technical verification confirming redirect accuracy, canonical tag configuration, meta data transfer, and structured data markup before subsequent page categories are migrated.
Pre-launch verification covers: redirect mapping accuracy confirmed via automated crawl of all source URLs, canonical tag configuration audited across every migrated page category, hreflang tag implementation verified for every language-country pair, XML sitemap accuracy confirmed with no references to old platform URLs or non-canonical variants, robots.txt configuration audited to confirm no priority page categories are blocked on the new platform, and Core Web Vitals scores measured on the new platform against the pre-migration baseline to identify any performance regressions before launch.
Immediately following launch, we configure Google Search Console for the new platform — submitting new XML sitemaps, requesting priority page re-indexation via URL Inspection for the highest-traffic pages, and for domain migrations, submitting the Change of Address notification to accelerate Google’s re-evaluation of the new domain. For international migrations, we verify Search Console property configuration for every country and language variant to confirm Google is attributing international traffic correctly to the new platform.
We monitor keyword ranking positions, organic traffic, crawl coverage, and indexation status daily for 60 days following launch, comparing against the pre-migration baseline by page category to identify any ranking losses that exceed expected temporary fluctuation. Post-migration ranking fluctuation is normal for 3–6 weeks on enterprise sites as Google re-crawls and re-evaluates the full page set — we distinguish between expected temporary movement and genuine technical failures requiring intervention, and act on identified failures within 24 hours of detection.
For enterprise migrations, the 60-day monitoring window covers two full Google core update cycles — the period during which migration-related ranking changes are most likely to manifest and most recoverable if addressed promptly. Issues identified and remediated within this window typically recover within one to two additional crawl cycles. Issues identified after 60 days face a longer recovery timeline as competitors have consolidated the vacated ranking positions.
All issues identified during the monitoring period — redirect failures, indexation gaps, hreflang errors in specific markets, canonical tag misconfigurations on specific page categories — are remediated within the service scope at no additional cost.
This service covers enterprise migrations involving 5,000+ indexed pages across the following migration types: CMS platform migration (SAP Commerce Cloud, Adobe Experience Manager, Salesforce Commerce Cloud, Drupal, custom enterprise platforms) to any destination platform; domain consolidation following merger or acquisition involving two or more source domains; simultaneous domain change, URL restructure, and CMS migration; international site migrations involving reconfiguration of hreflang across 5+ language-country variants; and HTTPS migrations on large-scale sites where HTTP to HTTPS redirect verification across the full page set requires dedicated enterprise-scale management.
For sites between 500 and 5,000 pages with no international hreflang complexity, see SEO Site Migration (€799). For domain-only migrations on sites under 500 pages with no URL structure changes, see SEO Domain Migration (€399).
A multinational e-commerce platform with 200,000 indexed pages generating €2M monthly organic revenue loses 35% of organic traffic in a mismanaged migration — producing a €700,000 monthly revenue deficit from day one of the new platform going live. At an average recovery timeline of 18 months under active remediation, the total revenue cost of that migration failure exceeds €12M before recovery is complete — against a prevention cost of €4,999.
The specific technical failures that produce this outcome are all preventable with pre-migration planning and post-launch verification. None of them are recoverable quickly once Google has re-evaluated the new platform across the full page set and competitors have filled the vacated ranking positions.
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