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A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.
A cacheable dns.lookup(…) that respects TTL
Low level multicast-dns implementation in pure javascript
An abstract-encoding compliant module for encoding / decoding DNS packets
Generates an asynchronous resolver function from a PAC file
A Bonjour/Zeroconf implementation in TypeScript
A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.
Compare DNS record strings for equality
Encode/decode DNS-SD TXT record RDATA fields
A Bonjour/Zeroconf implementation in pure JavaScript
OpenTelemetry instrumentation for `node:dns` name resolution module
Checks whether given DNS name or IPv4/IPv6 address belongs to a local machine
Get your public IP address — very fast!
Caching DNS resolve
Make low-level DNS requests with retry and timeout support.
dnscache for Node
Middleware to set X-DNS-Prefetch-Control header.
Check if the internet connection is up
- browser
- online
- offline
- is-online
- network
- connected
- connectivity
- internet
- is
- has
- detect
- hostname
- hostnames
- dns
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Caches dns resolutions made with async dns.resolve instead of default sync dns.lookup, refreshes in background
A DNS Server and Client Implementation in Pure JavaScript with no dependencies.