Web & CMS
Domain
A domain is the human-readable address of a website, such as relevantaudience.com, that maps to the server where the site lives.
It is how users and links refer to your site, and it carries brand and SEO value built up over time. A clear, memorable domain supports both recognition and trust. Changing it is a major undertaking that requires careful redirects to preserve SEO.
Domain choice carries SEO weight mostly through history: an aged domain with clean links inherits trust a fresh one builds from zero, which is why domain changes are the most expensive rebrand component nobody budgets for. Due diligence on any acquired domain, its backlink history and prior uses, prevents inheriting someone's penalty. For Thailand, .co.th signals local commitment and requires local registration; .com travels globally. Subdomains versus subdirectories still matters: search engines treat subdomains as semi-separate sites, so blogs and shops usually consolidate authority better as paths.
Example
A firm rebrands and buys a new domain. The old one holds nine years of links and rankings. The migration maps every URL one-to-one with 301s, updates Search Console, and keeps the old domain renewed indefinitely. Traffic dips 15% for six weeks, then recovers. The cautionary version skips the mapping, redirects everything to the new homepage, and starts over from nothing.
Frequently asked questions
- Does my domain name affect SEO?
- Keywords in the domain carry little direct weight now; history, links and consistency carry a lot. A memorable brandable domain that accumulates clean links beats a keyword-stuffed one, and .co.th adds local trust signals at the cost of registration requirements.
- What should I check before changing domains?
- The new domain's history (penalties and spam past), a complete one-to-one URL mapping with 301s, Search Console change-of-address, updated citations, and the old domain kept renewed forever. Expect a visibility dip measured in weeks even done perfectly.
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