Index: src/OFDNSResolver.h
==================================================================
--- src/OFDNSResolver.h
+++ src/OFDNSResolver.h
@@ -163,27 +163,31 @@
  * @param selector The selector to call on the target. The signature must be
  *		   the following:
  *		   @parblock
  *
  *		       void (OFDNSResolver *resolver, OFString *domainName,
- *		           OFArray<__kindof OFDNSResourceRecord *>
+ *		           OFArray<OFDictionary<OFString *,
+ *		           __kindof OFDNSResourceRecord *> *>
  *		           *_Nullable answerRecords,
- *		           OFArray<__kindof OFDNSResourceRecord *>
+ *		           OFArray<OFDictionary<OFString *,
+ *		           __kindof OFDNSResourceRecord *> *>
  *		           *_Nullable authorityRecords,
- *		           OFArray<__kindof OFDNSResourceRecord *>
+ *		           OFArray<OFDictionary<OFString *,
+ *		           __kindof OFDNSResourceRecord *> *>
  *		           *_Nullable additionalRecords,
  *		           id _Nullable context, id _Nullable exception)
  *
  *		   `resolver` is the acting resolver.@n
  *		   `domainName` is the fully qualified domain name used to
  *		   resolve the host.@n
- *		   `answerRecords` are the answer records from the name server.
+ *		   `answerRecords` are the answer records from the name server,
+ *		   grouped by domain name.
  *		   @n
  *		   `authorityRecords` are the authority records from the name
- *		   server.@n
+ *		   server, grouped by domain name.@n
  *		   `additionalRecords` are additional records sent by the name
- *		   server.@n
+ *		   server, grouped by domain name.@n
  *		   `context` is the context object originally passed.@n
  *		   `exception` is an exception that happened during resolving,
  *		   otherwise nil.
  *		   @endparblock
  * @param context A context object to pass along to the target
@@ -203,27 +207,31 @@
  * @param selector The selector to call on the target. The signature must be
  *		   the following:
  *		   @parblock
  *
  *		       void (OFDNSResolver *resolver, OFString *domainName,
- *		           OFArray<__kindof OFDNSResourceRecord *>
+ *		           OFArray<OFDictionary<OFString *,
+ *		           __kindof OFDNSResourceRecord *> *>
  *		           *_Nullable answerRecords,
- *		           OFArray<__kindof OFDNSResourceRecord *>
+ *		           OFArray<OFDictionary<OFString *,
+ *		           __kindof OFDNSResourceRecord *> *>
  *		           *_Nullable authorityRecords,
- *		           OFArray<__kindof OFDNSResourceRecord *>
+ *		           OFArray<OFDictionary<OFString *,
+ *		           __kindof OFDNSResourceRecord *> *>
  *		           *_Nullable additionalRecords,
  *		           id _Nullable context, id _Nullable exception)
  *
  *		   `resolver` is the acting resolver.@n
  *		   `domainName` is the fully qualified domain name used to
  *		   resolve the host.@n
- *		   `answerRecords` are the answer records from the name server.
+ *		   `answerRecords` are the answer records from the name server,
+ *		   grouped by domain name.
  *		   @n
  *		   `authorityRecords` are the authority records from the name
- *		   server.@n
+ *		   server, grouped by domain name.@n
  *		   `additionalRecords` are additional records sent by the name
- *		   server.@n
+ *		   server, grouped by domain name.@n
  *		   `context` is the context object originally passed.@n
  *		   `exception` is an exception that happened during resolving,
  *		   otherwise nil.
  *		   @endparblock
  * @param context A context object to pass along to the target

Index: src/OFDNSResolver.m
==================================================================
--- src/OFDNSResolver.m
+++ src/OFDNSResolver.m
@@ -172,13 +172,13 @@
 		      target: (id)target
 		    selector: (SEL)selector
 		     context: (id)context;
 -	(void)resolver: (OFDNSResolver *)resolver
   didResolveDomainName: (OFString *)domainName
-	 answerRecords: (OFArray *)answerRecords
-      authorityRecords: (OFArray *)authorityRecords
-     additionalRecords: (OFArray *)additionalRecords
+	 answerRecords: (OFDictionary *)answerRecords
+      authorityRecords: (OFDictionary *)authorityRecords
+     additionalRecords: (OFDictionary *)additionalRecords
 	       context: (id)context
 	     exception: (id)exception;
 @end
 
 @interface OFDNSResolver ()
@@ -585,15 +585,17 @@
 		     recordClass: recordClass
 		      recordType: recordType
 			     TTL: TTL] autorelease];
 }
 
-static OFArray *
+static OFDictionary *
 parseSection(const unsigned char *buffer, size_t length, size_t *i,
     uint_fast16_t count)
 {
-	OFMutableArray *ret = [OFMutableArray array];
+	OFMutableDictionary *ret = [OFMutableDictionary dictionary];
+	OFEnumerator OF_GENERIC(OFMutableArray *) *objectEnumerator;
+	OFMutableArray *array;
 
 	for (uint_fast16_t j = 0; j < count; j++) {
 		OFString *name = parseName(buffer, length, i,
 		    MAX_ALLOWED_POINTERS);
 		of_dns_resource_record_class_t recordClass;
@@ -618,26 +620,39 @@
 
 		record = parseResourceRecord(name, recordClass, recordType, TTL,
 		    buffer, length, *i, dataLength);
 		*i += dataLength;
 
-		[ret addObject: record];
+		array = [ret objectForKey: name];
+
+		if (array == nil) {
+			array = [OFMutableArray array];
+			[ret setObject: array
+				forKey: name];
+		}
+
+		[array addObject: record];
 	}
+
+	objectEnumerator = [ret objectEnumerator];
+	while ((array = [objectEnumerator nextObject]) != nil)
+		[array makeImmutable];
 
 	[ret makeImmutable];
 
 	return ret;
 }
 
 static void callback(id target, SEL selector, OFDNSResolver *resolver,
-    OFString *domainName, OFArray *answerRecords, OFArray *authorityRecords,
-    OFArray *additionalRecords, id context, id exception)
+    OFString *domainName, OFDictionary *answerRecords,
+    OFDictionary *authorityRecords, OFDictionary *additionalRecords, id context,
+    id exception)
 {
-	void (*method)(id, SEL, OFDNSResolver *, OFString *, OFArray *,
-	    OFArray *, OFArray *, id, id) = (void (*)(id, SEL, OFDNSResolver *,
-	    OFString *, OFArray *, OFArray *, OFArray *, id, id))
-	    [target methodForSelector: selector];
+	void (*method)(id, SEL, OFDNSResolver *, OFString *, OFDictionary *,
+	    OFDictionary *, OFDictionary *, id, id) = (void (*)(id, SEL,
+	    OFDNSResolver *, OFString *, OFDictionary *, OFDictionary *,
+	    OFDictionary *, id, id))[target methodForSelector: selector];
 
 	method(target, selector, resolver, domainName, answerRecords,
 	    authorityRecords, additionalRecords, context, exception);
 }
 
@@ -814,13 +829,13 @@
 	[super dealloc];
 }
 
 -	(void)resolver: (OFDNSResolver *)resolver
   didResolveDomainName: (OFString *)domainName
-	 answerRecords: (OFArray *)answerRecords
-      authorityRecords: (OFArray *)authorityRecords
-     additionalRecords: (OFArray *)additionalRecords
+	 answerRecords: (OFDictionary *)answerRecords
+      authorityRecords: (OFDictionary *)authorityRecords
+     additionalRecords: (OFDictionary *)additionalRecords
 	       context: (id)context
 	     exception: (id)exception
 {
 	/*
 	 * TODO: Error handling could be improved. Ignore error if there are
@@ -830,14 +845,12 @@
 	of_socket_address_family_t addressFamily = [context intValue];
 
 	_expectedResponses--;
 
 	if (exception == nil) {
-		for (OFDNSResourceRecord *record in answerRecords) {
-			if (![[record name] isEqual: domainName])
-				continue;
-
+		for (OFDNSResourceRecord *record in
+		    [answerRecords objectForKey: domainName]) {
 			if ([record recordClass] !=
 			    OF_DNS_RESOURCE_RECORD_CLASS_IN)
 				continue;
 
 			switch ([record recordType]) {
@@ -1611,12 +1624,12 @@
 		length: (size_t)length
 		sender: (of_socket_address_t)sender
 	       context: (id)context
 	     exception: (id)exception
 {
-	OFArray *answerRecords = nil, *authorityRecords = nil;
-	OFArray *additionalRecords = nil;
+	OFDictionary *answerRecords = nil, *authorityRecords = nil;
+	OFDictionary *additionalRecords = nil;
 	OFNumber *ID;
 	OFDNSResolverQuery *query;
 
 	if (exception != nil) {
 		if ([exception respondsToSelector: @selector(errNo)])