Guides for finding, checking, and choosing a domain name.
RDAP is the modern replacement for WHOIS, but IANA's official list still has no RDAP server for .de, .it, .jp, .eu, .io and dozens more. Here's the list, how we work around it, and how to tell us about an endpoint we've missed.
published 2026-10-23
A taken domain isn't always a dead end. DNSLister now flags taken names listed on a marketplace or parked, so you know which ones might be for sale.
updated 2026-10-27
RFC 10023 is an IETF-published convention that lets an owner say “this name is for sale” with one TXT record. How it works, how to add it, and its limits.
updated 2026-10-27
Everything you find on DNSLister can be used three ways: on screen, as a CSV for spreadsheets, or as JSON for scripts and AI tools. Here's when to use which, and a question for you about XML.
published 2026-10-22
DNSLister now checks .si (Slovenia) domains. We looked at every 3-letter .si name and found most “empty” ones are actually registered but inactive. Here's how to tell the difference before you buy.
published 2026-10-21
17 tests to run before you register a domain: spelling, sound, meaning, trademarks, history, and renewal price, so mistakes surface while they are cheap.
updated 2026-10-19
Exact-match or brandable domain? How search engines treat each today, the clarity vs. room-to-grow tradeoff, and a test to settle it for your project.
updated 2026-10-19
A realistic strategy for 3 to 6 letter domains: what is really left at each length, which TLDs still have room, and how to search them systematically.
updated 2026-10-19
Find brandable domain names people can actually say: pronounceable patterns, length limits, and a quick screen that weeds out gibberish early.
updated 2026-10-19
Basics Brandable Names Branding Name Length Planning Pronounceability Short Domains
Pick a business name and a domain at the same time: a workflow that generates candidates, checks availability live, and keeps the shortlist small.
updated 2026-10-19
Get useful ideas from a free domain name generator: feed it the right word lists, cross them, and check every result live instead of wading through noise.
updated 2026-10-19
17 reusable formulas for domain name ideas, from prefix and suffix patterns to word pairs, and how to test hundreds of them in one bulk search.
updated 2026-10-19
Choose a domain name people remember: the next-day recall test, the spell-it-once test, and how to score your ideas before you pay for one.
updated 2026-10-19
What a green ‘available’ really means: how live domain checks work, why checkers disagree, and when a second verification is worth the extra minute.
updated 2026-10-19
A step-by-step way to find an available domain name: write a short brief, generate candidates, check many extensions at once, and narrow them to a shortlist.
updated 2026-10-10