Website SEO migration service that protects your rankings and traffic
We plan, execute, and monitor your entire website migration with search at the centre, so your rankings, traffic, and authority carry over to your new site intact.
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Even one wrong decision during a website migration can wipe out years of SEO progress
You’re ready to migrate. New design, better platform, stronger user experience. Everything looks like a step forward.
But we’ve seen it go the other way too many times. Rankings drop, traffic disappears, revenue takes a hit with recovery that take months, sometimes years.
Website migration touches everything search engines use to understand and rank your site. When URL structures, internal links, content hierarchy, or page authority change without proper planning, pages that ranked for years can vanish from search overnight.
To prevent this, migration needs to be managed from an SEO perspective, not just a development one.
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Properly managed SEO migration to preserve your growth and build on it
SEO migration is how you make sure search engines and users follow you to your new website without losing rankings, traffic, or authority.
It’s far more than adding a few 301 redirects. Proper SEO migration involves redirect mapping, crawlability checks, indexation management, metadata preservation, and post-launch monitoring.
Whether you’re looking to:
- Moving to a new domain
- Changing your business direction or service offering
- Restructuring your business
- Redesigning or rebuilding your website from the ground up
- Or facing any other reason your website needs a big change
Whatever the reason, we handle migration from start to finish so your search authority and performance carries over intact.
The process behind our SEO site migrations
With a four-step process, we protect your existing rankings and ensure your new site continues to grow and strengthen your search authority.
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Discovery, audit & plan
- Tracking review
- Audit and benchmark the current website’s baseline, ranking and performance metrics
- Market and competitor analysis with keyword research
- Identify and maintenance plan for existing high-traffic pages
- Risk analysis on removing web pages
- Platform and CMS recommendations based on your SEO requirements
- Technical SEO migration checklist
- URL mapping and redirection plan
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Pre-launch review & migration
- Sitemap review
- Website wireframe and design review
- On-page SEO and content review
- Submit updated sitemaps
- Ensure the new website is set up to be properly crawled and indexed
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Post-launch monitoring
- Live site Q&A
- Reviewing proper 301 redirects and fixing errors
- Internal linking tracking
- Assets location tracking
- Full website review
- Core web vital tracking
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3 months post-migration review
- GSC and GA4 monitoring
- Page speed and Core Web Vitals monitoring
- Index coverage analysis
- Website errors analysis
- Organic traffic and ranking comparison against pre-migration baseline
Why choose First Optimise for SEO site migration?
As a specialised SEO migration agency, here’re four things that separate our migrations from what you'll find elsewhere.
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Enterprise-level migration experience.
Our team has managed migrations involving millions of URLs across complex site architectures. Whatever problem your migration throws up, we've almost certainly seen it before and already know how to solve it. That experience is the difference between a migration that stalls and one that goes smoothly.
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No traffic drop promise*
The entire point of SEO-led migration is that you come out the other side without losing what you've built. Every redirect, every structural change, every content decision is planned and checked against your existing rankings and traffic. We don't treat traffic preservation as a bonus. It's the baseline.
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Multilingual and multi-country migration capability.
Migrating a single-language site is one level of complexity. Migrating across multiple languages, countries, and regional site structures is another entirely. We handle hreflang, geo-targeting, and multi-site architecture natively. Your international search visibility stays intact through the transition.
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Become Google and AI search ready
Migration is a rare opportunity to rebuild your technical foundations the right way. We don't just preserve your old setup. We make sure your new site is structured for how search works today, across both Google and AI platforms like ChatGPT, Gemini, and Perplexity. You come out of the migration in a stronger position than you went in.
Award-winning expertise behind every migration
Recognised by some of the industry’s most respected awards, our work speaks for itself when it comes to SEO. Using technical precision and deep search expertise, our team has handled complex migrations without traffic loss. It’s the same standard of execution and care we bring to every migration project.
4 steps to get started with our SEO website migration services
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Request a free SEO Website Migration Strategy Session
Fill out the form and tell us more about your migration project. We will review your website and get back to you within 24 hours with a better understanding of your business and goals.
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Meet the team & discuss your migration
Speak directly with one of our founders so we can know more about your business, understand your migration requirements and the current problems you’re facing. At this stage, we learn what matters to you before we analyse your website.
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Receive a tailored Website Migration Action Plan
We conduct an in-depth audit of your website, assess your position in your industry, and develop a customised migration roadmap. We will then walk you through the findings in a dedicated session so you know what’s prioritised in every step of your migration and why.
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Start your migration project
We put together a proposal that will inform you what exactly we’ll do, the timeline and your investment. Everything is transparent and you’ll have a clear idea of your project before you commit.
FAQs about SEO migration
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What is SEO site migration?
SEO migration is the process of preserving your website’s rankings, traffic, backlinks, and search authority when making major website changes such as redesigns, domain changes, restructures, or platform migrations.
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Will I lose rankings during a website migration?
Without a proper SEO migration plan, you will almost certainly lose rankings. We’ve seen it happen too many times.
With our plan in place, your traffic is protected. The reality is that most businesses also make changes to their offering, content, or structure during a migration, which means they can’t follow the plan exactly as written. That’s normal. When that happens, we assess the risk of every change, tell you what the likely impact will be, and work with you to find the best path forward that serves both your business objectives and your search performance.
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What types of website migrations do you handle?
We support domain migrations, website redesigns, CMS migrations, rebrands, hosting changes, international expansions, site restructures, and large-scale enterprise website transitions.
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Can my developers handle the migration alone?
They can manage a simple domain change, but they generally don’t have the SEO expertise to preserve your search authority during migration. We can work alongside your developers, provide a migration checklist, and oversee their work to prevent traffic loss.
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Will I experience downtime during migration?
No. We build and test everything in a staging environment first. By the time we migrate, every redirect, page, and technical element has already been reviewed and approved. The actual migration itself takes a few hours. The months of planning beforehand is what makes those few hours go smoothly.
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What are 301 redirects and what happens if they are not implemented properly?
301 redirects permanently send users and search engines from old URLs to new ones. It is one of the most critical parts of a site migration. If implemented incorrectly, they can cause broken pages, indexing issues, lost rankings, and traffic decline.
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How long does an SEO migration take?
A well-planned SEO migration might take anywhere from 2 to 6 months depending on the size and complexity of your website.
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How do you measure success?
When the new site is migrated fully, and there’s no traffic drop, it’s considered a success. However, to ensure there are no issues, we closely track key SEO metrics for up to 90 days after your website goes live. This includes monitoring rankings, organic traffic, crawlability, indexation, redirects, and overall website health. During this period, any website changes should be reviewed through our team so we can quickly address any issues that arise.