Windows 10 DLL File Information - dnsrslvr.dll

The following DLL report was generated by automatic DLL script that scanned and loaded all DLL files in the system32 directory of Windows 10, extracted the information from them, and then saved it into HTML reports. If you want to view a report of another DLL, go to the main page of this Web site.

General Information

File Description:	DNS Caching Resolver Service
File Version:	10.0.10130.0 (fbl_impressive.150522-2224)
Company:	Microsoft Corporation
Product Name:	Microsoft® Windows® Operating System
DLL popularity	Very Low - 1 other DLL files in system32 directory are statically linked to this file.
File Size:	208 KB
Total Number of Exported Functions:	4
Total Number of Exported Functions With Names:	4

Section Headers

Name	Virtual Address	Raw Data Size	% of File	Characteristics	Section Contains...
.text	0x00001000	186,880 Bytes	87.5%	Read, Execute	Code
.data	0x0002f000	512 Bytes	0.2%	Write, Read	Initialized Data
.idata	0x00030000	9,216 Bytes	4.3%	Read	Initialized Data
.didat	0x00033000	512 Bytes	0.2%	Write, Read	Initialized Data
.rsrc	0x00034000	1,536 Bytes	0.7%	Read	Initialized Data
.reloc	0x00035000	13,824 Bytes	6.5%	Read, Discardable	Initialized Data

Static Linking

dnsrslvr.dll is statically linked to the following files:

api-ms-win-core-crt-l1-1-0.dll
api-ms-win-core-crt-l2-1-0.dll
ntdll.dll
WS2_32.dll
RPCRT4.dll
DNSAPI.dll
WINNSI.DLL
NSI.dll
api-ms-win-core-debug-l1-1-1.dll
api-ms-win-core-errorhandling-l1-1-1.dll
api-ms-win-core-file-l1-2-1.dll
api-ms-win-core-handle-l1-1-0.dll
api-ms-win-core-heap-l1-2-0.dll
api-ms-win-core-libraryloader-l1-2-0.dll
api-ms-win-core-localization-l1-2-1.dll
api-ms-win-core-registry-l1-1-0.dll
api-ms-win-core-processthreads-l1-1-2.dll
api-ms-win-core-processenvironment-l1-2-0.dll
api-ms-win-core-synch-l1-2-0.dll
api-ms-win-service-core-l1-1-1.dll
api-ms-win-core-sysinfo-l1-2-1.dll
api-ms-win-core-timezone-l1-1-0.dll
api-ms-win-security-base-l1-2-0.dll
api-ms-win-security-sddl-l1-1-0.dll
api-ms-win-core-heap-l2-1-0.dll
api-ms-win-eventing-provider-l1-1-0.dll
api-ms-win-core-profile-l1-1-0.dll
api-ms-win-core-util-l1-1-0.dll
api-ms-win-core-string-l1-1-0.dll
api-ms-win-core-threadpool-legacy-l1-1-0.dll
api-ms-win-core-delayload-l1-1-1.dll

This means that when dnsrslvr.dll is loaded, the above files are automatically loaded too. If one of these files is corrupted or missing, dnsrslvr.dll won't be loaded.

List of files that are statically linked to dnsrslvr.dll

dnsext.dll

This means that when one of the above files is loaded, dnsrslvr.dll will be loaded too. (The opposite of the previous 'Static Linking' section)

General Resources Information

Resource Type	Number of Items	Total Size	% of File
Icons	0	0 Bytes	0.0%
Animated Icons	0	0 Bytes	0.0%
Cursors	0	0 Bytes	0.0%
Animated Cursors	0	0 Bytes	0.0%
Bitmaps	0	0 Bytes	0.0%
AVI Files	0	0 Bytes	0.0%
Dialog-Boxes	0	0 Bytes	0.0%
HTML Related Files	0	0 Bytes	0.0%
Menus	0	0 Bytes	0.0%
Strings	3	702 Bytes	0.3%
Type Libraries	0	0 Bytes	0.0%
Manifest	0	0 Bytes	0.0%
All Others	2	1,140 Bytes	0.5%
Total	5	1,842 Bytes	0.9%

Icons in this file

No icons found in this file

Cursors in this file

No cursors found in this file

Dialog-boxes list (up to 1000 dialogs)

No dialog resources in this file.

String resources in this dll (up to 1000 strings)

String ID	String Text
4097	DNS Resolver Cache Service
4098	Your name resolution servers were unreachable for a repeated number of operations. This may indicate a temporary problem with your network or an incorrect DNS configuration. Verify your DNS configuration is correct.
4099	Service that caches local TCPIP address information and name resolution query results from DNS

COM Classes/Interfaces

There is no type library in this file with COM classes/interfaces information

Exported Functions List

The following functions are exported by this dll:

LoadGPExtension

Reg_DoRegisterAdapter

ServiceMain

SvchostPushServiceGlobals

Imported Functions List

The following functions are imported by this dll:

• api-ms-win-core-crt-l1-1-0.dll:
  

  ntdll!_except_handler4_common	ntdll!_vsnprintf_s	ntdll!_vsnwprintf_s	ntdll!_wcsicmp
  ntdll!_wcsnicmp	ntdll!_wtol	ntdll!atoi	ntdll!memcmp
  ntdll!memcpy	ntdll!memcpy_s	ntdll!memset	ntdll!swprintf_s
  ntdll!wcschr	ntdll!wcsncmp	ntdll!wcsstr	ntdll!wcstok_s

• api-ms-win-core-crt-l2-1-0.dll:
  

  KernelBase!_initterm

  KernelBase!_initterm_e

• ntdll.dll:
  

  EtwGetTraceEnableFlags	EtwGetTraceEnableLevel	EtwGetTraceLoggerHandle	EtwRegisterTraceGuidsW
  EtwTraceMessage	EtwUnregisterTraceGuids	NtCreateWnfStateName	NtQueryInformationProcess
  RtlAcquireSRWLockExclusive	RtlCompareMemory	RtlCreateServiceSid	RtlFreeAnsiString
  RtlGUIDFromString	RtlIdnToAscii	RtlIdnToUnicode	RtlInitUnicodeString
  RtlInitializeCriticalSection	RtlIpv4AddressToStringExW	RtlIpv6AddressToStringA	RtlIpv6AddressToStringExW
  RtlPublishWnfStateData	RtlRandom	RtlReleaseSRWLockExclusive	RtlStringFromGUID

• WS2_32.dll:
  

  WSACleanup	WSACreateEvent	WSAEventSelect	WSAGetLastError
  WSAIoctl	WSAResetEvent	WSASocketA	WSAStartup
  accept	closesocket	getsockname	inet_ntoa
  setsockopt

• RPCRT4.dll:
  

  NdrAsyncServerCall	NdrServerCall2	RpcAsyncCompleteCall
  RpcBindingToStringBindingW	RpcBindingVectorFree	RpcEpUnregister
  RpcImpersonateClient	RpcRevertToSelf	RpcServerInqBindings
  RpcServerRegisterIf3	RpcServerSubscribeForNotification	RpcServerUnregisterIf
  RpcServerUnsubscribeForNotification	RpcServerUseProtseqEpW	RpcStringBindingParseW
  RpcStringFreeW

• DNSAPI.dll:
  

  AdaptiveTimeout_ClearInterfaceSpecificConfiguration	AdaptiveTimeout_ResetAdaptiveTimeout
  AddRefQueryBlobEx	Coalesce_UpdateNetVersion
  DeRefQueryBlobEx	DelaySortDAServerlist
  DnsApiAlloc	DnsApiFree
  DnsApiRealloc	DnsCancelQuery
  DnsFree	DnsFreePolicyConfig
  DnsGetPolicyTableInfoPrivate	DnsGetProxyInfoPrivate
  DnsGlobals	DnsLogEvent
  DnsModifyRecordsInSet_W	DnsNameCompare_W
  DnsQueryEx	DnsQuery_W
  DnsRecordCopyEx	DnsReplaceRecordSetW
  DnsTraceServerConfig	DnsUpdateMachinePresence
  Dns_AddRecordsToMessage	Dns_AllocateMsgBuf
  Dns_BuildPacket	Dns_CacheServiceCleanup
  Dns_CacheServiceInit	Dns_CacheServiceStopIssued
  Dns_ExtractRecordsFromMessage	Dns_FreeMsgBuf
  Dns_InitializeMsgBuf	Dns_ParseMessage
  Dns_ReadPacketName	Dns_RecvTcp
  Dns_SetRecordsSection	Dns_SetRecordsTtl
  ExtraInfo_Init	Faz_AreServerListsInSameNameSpace
  FlushDnsPolicyUnreachableStatus	GetCurrentTimeInSeconds
  HostsFile_Close	HostsFile_Open
  HostsFile_ReadLine	IpHelp_IsAddrOnLink
  Local_GetRecordsForLocalNameEx	NetInfo_Build
  NetInfo_Clean	NetInfo_Copy
  NetInfo_CopyNetworkIndex	NetInfo_CreatePerNetworkNetinfo
  NetInfo_Free	NetInfo_GetAdapterByAddress
  NetInfo_GetAdapterByInterfaceIndex	NetInfo_GetAdapterByName
  NetInfo_IsAddrConfig	NetInfo_IsTcpipConfigChange
  NetInfo_ResetServerPriorities	NetInfo_UpdateDnsInterfaceConfigChange
  NetInfo_UpdateNetworkProperties	NetInfo_UpdateServerReachability
  Query_Cancel	Query_Main
  Reg_FreeUpdateInfo	Reg_GetValueEx
  Reg_ReadGlobalsEx	Reg_ReadUpdateInfo
  Security_ContextListTimeout	Send_MessagePrivate
  Send_MessagePrivateEx	Socket_CacheCleanup
  Socket_CacheInit	Socket_CloseEx
  Socket_Create	Socket_JoinMulticast
  Socket_RecvFrom	Socket_SetMulticastLoopBack
  Socket_SetTtl	Socket_TcpListen
  Trace_Reset	Update_ReplaceAddressRecordsW

• WINNSI.DLL:
  

  NsiConnectToServer	NsiDisconnectFromServer	NsiRpcDeregisterChangeNotification
  NsiRpcRegisterChangeNotification

• NSI.dll:
  

  NsiAllocateAndGetTable

  NsiFreeTable

  NsiGetAllParameters

  NsiGetParameter

• api-ms-win-core-debug-l1-1-1.dll:
  

  KernelBase!OutputDebugStringA

• api-ms-win-core-errorhandling-l1-1-1.dll:
  

  KernelBase!GetLastError	KernelBase!SetUnhandledExceptionFilter	KernelBase!UnhandledExceptionFilter
  ntdll!RtlRestoreLastWin32Error

• api-ms-win-core-file-l1-2-1.dll:
  

  KernelBase!FindFirstChangeNotificationW

  KernelBase!FindNextChangeNotification

  KernelBase!FlushFileBuffers

• api-ms-win-core-handle-l1-1-0.dll:
  

  KernelBase!CloseHandle

• api-ms-win-core-heap-l1-2-0.dll:
  

  KernelBase!GetProcessHeap	KernelBase!HeapCreate	KernelBase!HeapDestroy	ntdll!RtlAllocateHeap
  ntdll!RtlFreeHeap

• api-ms-win-core-libraryloader-l1-2-0.dll:
  

  KernelBase!DisableThreadLibraryCalls	KernelBase!FreeLibrary	KernelBase!GetProcAddress
  KernelBase!LoadLibraryExW

• api-ms-win-core-localization-l1-2-1.dll:
  

  KernelBase!LCMapStringW

• api-ms-win-core-registry-l1-1-0.dll:
  

  KernelBase!RegCloseKey	KernelBase!RegCreateKeyExW	KernelBase!RegDeleteKeyExW
  KernelBase!RegEnumKeyExW	KernelBase!RegGetValueW	KernelBase!RegNotifyChangeKeyValue
  KernelBase!RegOpenKeyExA	KernelBase!RegOpenKeyExW	KernelBase!RegQueryValueExA
  KernelBase!RegQueryValueExW	KernelBase!RegSetValueExW

• api-ms-win-core-processthreads-l1-1-2.dll:
  

  KernelBase!OpenThreadToken	kernel32!CreateThread	kernel32!GetCurrentProcess	kernel32!GetCurrentProcessId
  kernel32!GetCurrentThread	kernel32!GetCurrentThreadId	kernel32!TerminateProcess	kernel32!TerminateThread

• api-ms-win-core-processenvironment-l1-2-0.dll:
  

  KernelBase!ExpandEnvironmentStringsW

• api-ms-win-core-synch-l1-2-0.dll:
  

  KernelBase!CreateEventA	KernelBase!CreateEventW	KernelBase!ReleaseMutex
  KernelBase!ResetEvent	KernelBase!SetEvent	KernelBase!Sleep
  KernelBase!WaitForMultipleObjectsEx	KernelBase!WaitForSingleObject	ntdll!RtlAcquireSRWLockExclusive
  ntdll!RtlAcquireSRWLockShared	ntdll!RtlDeleteCriticalSection	ntdll!RtlEnterCriticalSection
  ntdll!RtlInitializeConditionVariable	ntdll!RtlInitializeCriticalSection	ntdll!RtlLeaveCriticalSection
  ntdll!RtlReleaseSRWLockExclusive	ntdll!RtlReleaseSRWLockShared

• api-ms-win-service-core-l1-1-1.dll:
  

  sechost!RegisterServiceCtrlHandlerExW

  sechost!SetServiceStatus

• api-ms-win-core-sysinfo-l1-2-1.dll:
  

  KernelBase!GetLocalTime	KernelBase!GetSystemDirectoryW	KernelBase!GetSystemTimeAsFileTime
  KernelBase!GetTickCount	KernelBase!GetTickCount64

• api-ms-win-core-timezone-l1-1-0.dll:
  

  KernelBase!SystemTimeToFileTime

• api-ms-win-security-base-l1-2-0.dll:
  

  KernelBase!AccessCheck	KernelBase!AddAccessAllowedAce	KernelBase!AllocateAndInitializeSid
  KernelBase!FreeSid	KernelBase!GetLengthSid	KernelBase!GetTokenInformation
  KernelBase!InitializeAcl	KernelBase!InitializeSecurityDescriptor	KernelBase!IsValidSecurityDescriptor
  KernelBase!MapGenericMask	KernelBase!SetSecurityDescriptorDacl	KernelBase!SetSecurityDescriptorOwner

• api-ms-win-security-sddl-l1-1-0.dll:
  

  sechost!ConvertStringSecurityDescriptorToSecurityDescriptorW

• api-ms-win-core-heap-l2-1-0.dll:
  

  KernelBase!LocalAlloc

  KernelBase!LocalFree

• api-ms-win-eventing-provider-l1-1-0.dll:
  

  ntdll!EtwEventRegister

  ntdll!EtwEventSetInformation

  ntdll!EtwEventUnregister

  ntdll!EtwEventWriteTransfer

• api-ms-win-core-profile-l1-1-0.dll:
  

  ntdll!RtlQueryPerformanceCounter

• api-ms-win-core-util-l1-1-0.dll:
  

  ntdll!RtlDecodePointer

  ntdll!RtlEncodePointer

• api-ms-win-core-string-l1-1-0.dll:
  

  KernelBase!CompareStringW

  KernelBase!MultiByteToWideChar

  KernelBase!WideCharToMultiByte

• api-ms-win-core-threadpool-legacy-l1-1-0.dll:
  

  KernelBase!UnregisterWaitEx

• api-ms-win-core-delayload-l1-1-1.dll:
  

  KernelBase!DelayLoadFailureHook

  KernelBase!ResolveDelayLoadedAPI