dohdec
Retrieve and decode DNS records using DNS-over-HTTPS (DoH) or DNS-over-TLS (DoT).
Install
npm i -S dohdecCommand Line Usage
dohdec [name] [rrtype]
Look up DNS name using DNS-over-HTTPS (DoH)
Positionals:
name The name to look up. If not specified, use a readline loop to look up
multiple names. [string]
rrtype Resource Record type to look up [string] [default: "A"]
Options:
--version Show version number [boolean]
--dns, -d Use DNS format instead of JSON [boolean]
--ecs, -e Use this many bits for EDNS Client Subnet (ECS) [number]
--full, -f Full response, not just answers [boolean]
--get, -g Force http GET for DNS-format lookups [boolean]
--no-decode, -n Do not decode JSON or DNS wire format [boolean]
--dnssec, -s Request DNSsec records [boolean]
--url, -u The URL of the DoH service
[string] [default: "https://cloudflare-dns.com/dns-query"]
--tls, -t Use DNS-over-TLS instead of DNS-over-HTTPS [boolean]
--tlsServer, -i Connect to this DNS-over-TLS server [default: "1.1.1.1"]
--tlsPort, -p Connect to this TCP port for DNS-over-TLS [default: 853]
--verbose, -v Print debug info [boolean]
-h, --help Show help [boolean]
API Usage
const { DNSoverHTTP, DNSoverTLS } = require('dohdec')
const doh = new DNSoverHTTP()
await doh.lookup('ietf.org', 'AAAA') // JSON result from CloudFlare
await doh.lookup('ietf.org', {
rrtype: 'MX',
json: false, // Use DNS wire format
decode: false, // do not decode results
dnssec: true, // request DNS records
})
const dot = new DNSoverTLS({host: '1.1.1.1'})
await dot.lookup('ietf.org')Full documents here
License
