diff --git a/pkg/issuer/acme/dns/acmedns/acmedns.go b/pkg/issuer/acme/dns/acmedns/acmedns.go
index 91324db74..4324d292e 100644
--- a/pkg/issuer/acme/dns/acmedns/acmedns.go
+++ b/pkg/issuer/acme/dns/acmedns/acmedns.go
@@ -1,29 +1,65 @@
 // Package acmedns implements a DNS provider for solving DNS-01 challenges using
 // Joohoi's acme-dns project. For more information see the ACME-DNS homepage:
 //    https://github.com/joohoi/acme-dns
+// This code was adapted from lego:
+// 	  https://github.com/xenolf/lego
 package acmedns
 
 import (
-	"errors"
-	"fmt"
-
 	"github.com/cpu/goacmedns"
+	"github.com/jetstack/cert-manager/pkg/issuer/acme/dns/util"
+	"os"
 	"time"
 )
 
 // DNSProvider is an implementation of the acme.ChallengeProvider interface
 type DNSProvider struct {
+	client goacmedns.Client
 }
 
 // NewDNSProvider returns a DNSProvider instance configured for ACME DNS
 // Credentials are handled automatically by the API
+// API base URL is assumed to be in an environment variable
 func NewDNSProvider() (*DNSProvider, error) {
-	return &DNSProvider{}, nil
+	apiBase := os.Getenv("ACME_DNS_API_BASE")
+	return NewDNSProviderApiBase(apiBase)
+}
+
+// NewDNSProvider returns a DNSProvider instance configured for ACME DNS
+// Credentials are handled automatically by the API
+// API base URL given in parameters
+func NewDNSProviderApiBase(apiBase string) (*DNSProvider, error) {
+	client := goacmedns.NewClient(apiBase)
+
+	return &DNSProvider{
+		client: client,
+	}, nil
 }
 
 // Present creates a TXT record to fulfil the dns-01 challenge
 func (c *DNSProvider) Present(domain, token, keyAuth string) error {
-	return nil
+	// TODO need to fetch credentials from storage and register/store them
+	// TODO if they do not exist. User needs to be informed of CNAME records
+	// TODO relevant lego code is commented out below for reference
+
+	// ttl is unused by ACME DNS
+	fqdn, value, _ := util.DNS01Record(domain, keyAuth)
+
+	// Check if credentials were previously saved for this domain.
+	// account, err := c.storage.Fetch(domain)
+	//
+	// Errors other than goacmeDNS.ErrDomainNotFound are unexpected.
+	//if err != nil && err != goacmedns.ErrDomainNotFound {
+	//	return err
+	//}
+	//if err == goacmedns.ErrDomainNotFound {
+	//	// The account did not exist. Create a new one and return an error
+	//	// indicating the required one-time manual CNAME setup.
+	//	return c.register(domain, fqdn)
+	//}
+
+	// Update the acme-dns TXT record.
+	return c.client.UpdateTXTRecord(account, value)
 }
 
 // CleanUp removes the record matching the specified parameters. It is not