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dns-domain\n\nA JavaScript library for checking the validity of DNS names.\n\n## Usage example\n\n\u003cdetails data-mdrb\u003e\n\u003csummary\u003eBasic usage:\u003c/summary\u003e\n\n\u003cpre\u003e\ndescription = '''\nCreate DNS name objects, and list the allowed and disallowed TLDs.\n'''\n\u003c/pre\u003e\n\u003c/details\u003e\n\n```javascript\nimport { DnsDomain, effective_toplevel_domains } from 'https://esm.sh/gh/doga/dns-domain@1.0.0/mod.mjs';\n\n// create a domain object under an allowed top-level domain\ntry{\n  console.group('Check whether these DNS domain names have an allowed TLD as direct parent:');\n\n  [\n    'vocab.qworum.net', 'qworum.net', \n    'mañana.rocks', 'xn--maana-pta.rocks', // Unicode and Punycode representations of the same domain name\n  ]\n  .map(dnsDomainStr =\u003e new DnsDomain(dnsDomainStr))\n  .forEach(\n    dnsDomain =\u003e console.info(`\"${dnsDomain}\":`, dnsDomain.isDirectTldSubdomain())\n  );\n\n  console.groupEnd();\n}catch(error){\n  // a domain has wrong format or is not under an allowed top-level domain\n  console.error(`${error}`);\n}\n\n// Print out effective_toplevel_domains.\nconsole.group(`All allowed top-level domains:`);\nfor (const domainStr of effective_toplevel_domains.included) {\n  console.info(`\"${domainStr}\"`);\n}\nconsole.groupEnd();\n\nconsole.group(`All disallowed top-level domains:`);\nfor (const domainStr of effective_toplevel_domains.excluded) {\n  console.info(`\"${domainStr}\"`);\n}\nconsole.groupEnd();\n```\n\nSample output for the code above:\n\n```text\nCheck whether these DNS domain names have an allowed TLD as direct parent:\n    \"vocab.qworum.net\": false\n    \"qworum.net\": true\n    \"mañana.rocks\": true\n    \"mañana.rocks\": true\nAll allowed top-level domains:\n    \"ac\"\n    \"com.ac\"\n    \"edu.ac\"\n    ...\n    \"noip.me\"\n    \"webhop.me\"\n    \"bounceme.net\"\n    \"ddns.net\"\n    \"eating-organic.net\"\n    \"mydissent.net\"\n    \"myeffect.net\"\n    \"mymediapc.net\"\n    \"mypsx.net\"\n    \"mysecuritycamera.net\"\n    \"nhlfan.net\"\n    \"no-ip.net\"\n    \"pgafan.net\"\n    \"privatizehealthinsurance.net\"\n    \"redirectme.net\"\n    \"serveblog.net\"\n    \"serveminecraft.net\"\n    \"sytes.net\"\n    \"cable-modem.org\"\n    \"collegefan.org\"\n    \"couchpotatofries.org\"\n    \"hopto.org\"\n    ...\nAll disallowed top-level domains:\n    ...\n    \"sch.uk\"\n    \"on-acorn.io\"\n    \"dev.adobeaemcloud.com\"\n    \"compute.estate\"\n    \"alces.network\"\n    \"compute.amazonaws.com.cn\"\n    \"compute.amazonaws.com\"\n    \"compute-1.amazonaws.com\"\n    \"cn-north-1.airflow.amazonaws.com.cn\"\n    \"cn-northwest-1.airflow.amazonaws.com.cn\"\n    \"af-south-1.airflow.amazonaws.com\"\n    \"ap-east-1.airflow.amazonaws.com\"\n    \"ap-northeast-1.airflow.amazonaws.com\"\n    \"ap-northeast-2.airflow.amazonaws.com\"\n    \"ap-northeast-3.airflow.amazonaws.com\"\n    \"ap-south-1.airflow.amazonaws.com\"\n    \"ap-south-2.airflow.amazonaws.com\"\n    \"ap-southeast-1.airflow.amazonaws.com\"\n    \"ap-southeast-2.airflow.amazonaws.com\"\n    \"ap-southeast-3.airflow.amazonaws.com\"\n    \"ap-southeast-4.airflow.amazonaws.com\"\n    \"ca-central-1.airflow.amazonaws.com\"\n    \"ca-west-1.airflow.amazonaws.com\"\n    \"eu-central-1.airflow.amazonaws.com\"\n    \"eu-central-2.airflow.amazonaws.com\"\n    \"eu-north-1.airflow.amazonaws.com\"\n    \"eu-south-1.airflow.amazonaws.com\"\n    \"eu-south-2.airflow.amazonaws.com\"\n    \"eu-west-1.airflow.amazonaws.com\"\n    ...\n```\n\n### Running the usage example\n\nRun the example above by typing this in your terminal (requires [Deno](https://deno.com/) 2+):\n\n```shell\ndeno run --allow-net --allow-run --allow-env --allow-read jsr:@andrewbrey/mdrb@3.0.4 --dax=false --mode=isolated https://raw.githubusercontent.com/doga/dns-domain/refs/heads/main/README.md\n```\n\n∎\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdoga%2Fdns-domain","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdoga%2Fdns-domain","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdoga%2Fdns-domain/lists"}