3/24/2023 0 Comments Short menu domain![]() ![]() Now let's look for sites with a cool name:Īnd personally I think that g.gg is the one that is most easily typed These short domain names are not so rare as I thought. So almost a sixth of all 8784 potential 3-letter names really exist. ![]() has address" result.txt | cut -d' ' -f1 | sort -u | Taking only those with an A record gives us to a list of 1431 really short domain names: There is no real need for sophisticated multi-threading here, because even if we canĭo only 5 DNS lookups per second, we'll be finished in half an hour. Ok, let's resolve these names to IP adresses, in order to see which ones areĪctive. Now we have a list of 244*36 = 8784 potential three-letter domain names: > file("candidates.txt", "w").writelines(names) So there's no "-.de" domain.Ĭonstructing the list of candidates $ python If the hyphen is used, it is not permitted to appear atīecause we are only interested in 1-character second-level domains, the hyphen No other symbols or punctuation characters are permitted, nor Name must consist of only the ASCII alphabetic and numeric characters, the labels (words or strings separated by periods) that make up a domain Which characters are allowed for second level domains? > lines = file("list-en1-semic.txt", "rU").readlines() I use Python to extract the domain codes from the file: We now have a list of 244 country-code top level domains: $ wc -l list-en1-semic.txt Now the header and the empty line can be deleted by using A country name and its code element are separated by a semicolon ( ). It lists 240 official short names and code elements. The list is updated whenever a change to the official code list in ISO 3166-1 is effected by the ISO 3166/MA. This list states the country names (official short names in English) in alphabetical order as given in ISO 3166-1 and the corresponding ISO 3166-1-alpha-2 codeelements. Just google for "3166-1-alpha-2 filetype:txt" So we have to search for a list of country-code top level domains Which all consist of only two characters, are relevant. Looking at the list makes clear that only the country-code top level domains, Great show! A complete list of three letter domains Top level domainsįirst we need a list of top level domains. Which is their real band name) on stage, printed on a big roll of wall paper. And don't forget Jimmy Juice, a really cool funk and soul band who once presented their domain name ( If you are interestend in long domain names, please look here, Take a look at the list of three-letter domains or download the whole collection of files I generated. If you are just interested in the results, please After all, which countries (registries, top level domains) allow one-character second level domains?.Which of those FQDNs can be typed most easily?.Which hosts with a three-letter fully qualified domain name ( FQDN).Which of those short domain names sound really cool?.How many more active three-letter domain names (x.yz) are there?.Useful if you like to test your Internet connection and do not want to Some hosts on the Internet have really short names. Dirk Loss: The world's shortest domain names ![]()
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