Bdev.Net.Dns

A .Net library to execute DNS lookups from one, or multiple DNS server.

Sample usage

Install-Package Bdev.Net.Dns

Helpers

Return all available ANAME records for Google

DnsServer.Resolve("google.com")

Return all MX Records for a domain

DnsServers.Resolve<MXRecord>("codeproject.com", DnsType.MX, DnsClass.IN);

Return all TXT records for a domain

Resolver.Lookup(new Request { RecursionDesired = true }.WithQuestion(new Question("google.com", DnsType.TXT)));

or with a helper

 DnsServers.Resolve<TXTRecord>("google.com");

Return a CNAME

DnsServers.Resolve<CNameRecord>("mail.google.com").First();

Get all known DNS Servers on all active network interfaces

DnsServers.All

DnsServers.IP4

DnsServers.IP6

Specifying DNS lookup

Resolve a record on a DNS server

// create a new request
var request = new Request();

// add the codeproject NS question
request.AddQuestion(new Question("codeproject.com", DnsType.NS, DnsClass.IN));

// send the request
Response response = Resolver.Lookup(request, DnsServers.IP4.First());

Release history

1.0.15 Bring-back .Net 2.0

1.0.14 Wait 5 seconds for a dns request to complete. Discontinue support for .Net 3.1

1.0.13 Bug fix

1.0.12 Fix CNAME lookup #7

1.0.11 Fix TXT records with multiple strings Add DNS over TCP fallback for truncated messages

1.0.10 Quality improvements

1.0.9 Support for .Net Core 3.1 and .Net 4.8

1.0.8 Added support for CNAME

Breaking changes

1.0.10

New project organization will require to update imports of references for records and custom exceptions.