Hi, I am having similar issues. WARNING: No Client Access servers were tested. Test Steps, The Microsoft Connectivity Analyzer is attempting to retrieve an XML Autodiscover response from URL https://autodiscover.:443/Autodiscover/Autodiscover.xml for user [email protected]. Shipping laptops & equipment to end users after they are https://community.spiceworks.com/topic/2198860-exchange-2016-autodiscover-failure-401-unauthorized-s https://social.technet.microsoft.com/Forums/ie/en-US/f1c6b257-6d8c-4701-87c8-d332cb17cbc7/exchange-2 https://www.reddit.com/r/exchangeserver/comments/75p99q/autodiscover_401_issues/, https://autodiscover.domain.tld:443/Autodiscover/Autodiscover.xml, https://www.hoelzle.net/nginx-als-reverse-proxy-fuer-exchange-201020132016/. If you're using both in URLs, then your certificate has to have both. HTTP 401 Unauthorized response when testing ActiveSync or Outlook However when doing the test-outlookwebsirvices test I still get an error for autodiscover 401 unathorized. The remote server returned an error: (401) Unauthorized. 3.Please run the following command to check the authentication of the Autodiscover, and check the authentication methods in IIS. Skipped 0 The specified port is either blocked, not listening, or not producing the expected response. Skipped 0 So looking at the logs again the issue is with the Could it, in any way, be related to our Microsoft365 tenant? tell from your data dump what you're doing in that regard. Especially CNAME, make sure to point to the correct server.2) You also could following the format to create a SRV record:Service: _autodiscoverProtocol: ._tcpPort Number: 443Host: mail.contoso.comThe Outlook server namespace is mail.contoso.com.For more information you could refer to:Autodiscover in DNS. If the Office 365 account which you are using is different from the UPN from the Active Directory, then you will have to face the error. Microsoft.Exchange.Management.SystemConfigurationTasks.ServiceValidatorBase.InternalInvoke() X-FEServer: ServerName Troubleshooting - EWS connectivity (Exchange on-prem) - CodeTwo Check if the typed username and password of the test account are correct, and run an Email Auto Configuration test from Outlook to check if Outlook is attempting to lookup for Office 365 SCP. If you haven't already enrolle Upvote if you also have this question or find it interesting. Thanks for all your inputs and help tho, you put me on the right track! The error is following: The request failed. jrp78 Thanks for the post! 'https://autodiscover.companyLongName.com.au/autodiscover/autodiscover.xml'. If you are facing this error, then you may try to use the following solutions to rectify the problem: After making all the appropriate changes in the Office 365 account, the error should be removed, and the migration should also be smooth. Authorization: Negotiate TlRMTVNTUAADAAAAGAAYAJoAAABGAUYBsgAAAAAAAABYAAAAOgA6AFgAAAAIAAgAkgAAABAA The remote server returned an error: (401) Unauthorized. OWA is accessible from external locations and works fine. Additional Details An HTTP 401 Unauthorized response was received from the remote Unknown server. ABAAGsAYgBnAHMALgBuAGUAdABNAEkATgBLAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMfTY9RpTHmzWT2cvIKBIlABAQAAAA And I noted that This is usually the result of an incorrect username or password. The same behaviour occurs in Microsoft Outlook 2016 and when opening the EWS URL directly, it'll ask for a password constantly but won't connect. UAAAAAAAAAAAAAAAAABO5PZQ5JkwlWc63arBBmog== (233631) Return Title Error using Auto Discover to connect to Office 365: "The remote server returned an error: (401) Unauthorized." Description When attempting to connect to Office 365 using Auto Discover, the following message is displayed on screen: "Could not connect to the Autodiscover service on Exchange. ServerFQDN Availability Service How to resolve the unauthorized error 401 during Office 365 migration. Bappy We do have MFA activated for our M365 accounts but they're not used to connect to exchange. at System.Net.HttpWebRequest.GetResponse() Click on Menu icon and then follow Azure Active Directory>Properties. M] [FailureCategory=Cmdlet-CasHealthCouldNotLogUserNoDetailedInfoException] 5ADCB21F,Microsoft.Exchange.Monitoring Click, The following window will let you select the desired type of item like, After a successful migration, the tool will provide you a message that migration is complete. You will be able to leave a comment after signing in. We've configured the "ExcludeExplicitO365Endpoint" key so Outlook is skipping M365 completely. outlook client. Sounds like a mismatch of authentication pass-through and you are correct do not leave your exchange wide open. Content-Type: text/xml; charset=utf-8 401 Not authorized when trying to use Autodiscover on Office365 Upvote if you found this answer helpful or interesting. xmlns="http://schemas.microsoft.com/exchange/autodiscover/outlook/requestschema/2006"> - Autodiscover: 401 - Remaing: None This is the result of the Microsoft Remote Connectivity Tool: Quote The config of my AAA server looks like: Name: AAA_Exchange2016 Certificate: Wildcard Primary Authentication: LDAP (SAM & UPN Policy) --> SSO Attribut "userPrincipalName" 401 Based Servers: ActiveSync, Autodiscover Form Based Servers: OWA, ECP Thanks for your reply. 401 when trying to read autodiscover from Office 365 Environment: Exchange 2010 SP3 UR14 Hybrid Deployment Azure AD Connect with writeback I have moved several mailboxes to O365, including mine. Many times, the user creates an Office 365 account and try to start the migration instantly. Have you tried testing the autodiscover from external network without the proxy? I ran the test and attached it. Bryce (IBM) about building a "Giant Brain," which they eventually did (Read more HERE.) Click on the Manage Security Defaultsoption and set Enable Security Settingsto NO. Additional Details An HTTP 401 Unauthorized response was received from the remote Unknown server. Flashback: Back on November 3, 1937, Howard Aiken writes to J.W. ServiceEndpoint : autodiscover.companyLongName.com.au Error Message Error found in "ExchangeAutoDiscovery_output.log": Internal autodiscover works fine again, but the external autodiscover shows the following error (MS connectivity analyzer):Attempting to send an Autodiscover POST request to potential Autodiscover URLs.Autodiscover settings weren't obtained when the Autodiscover POST request was sent.An HTTP 401 Unauthorized response was received from the remote Unknown server. Outlook connects to Exchange, keeps asking for a password, but lets me send and receive mail in between(?). Could not find or sign in with user kbgs.net\extest_f22daf6127864. Office365 EWS API The Autodiscover service couldn't be located Any ideas on this. As far as I know, I shouldn't expose my exchange server like that, what would you guys recommend as a reverse proxy? The remote server returned an error: (401) Unauthorized. AAANPDZTKoj9EBIK/9xsr9LvYAAAAAAgAIAEsAQgBHAFMAAQAIAE0ASQBOAEsABAAQAGsAYgBnAHMALgBuAGUAdAADABoATQB Maybe it needed some time after my last changes. I actually saw this article, though we are already using NS 12.0, plus are using Outlook 2013 clients. quick update. ServerFQDN Exchange Web Services 5 Ways to Migrate Emails from One Host to Another. https://community.spiceworks.com/topic/2281032-outlook-autodiscover-popup. more_set_headers -s 401 'WWW-Authenticate: Basic realm="mail.domain.tld"'; Testing MAPI over HTTP connectivity to server mail.domain.tld, Testing RPC over HTTP connectivity to server mail.domain.tld. Factors to be Considered Before Choosing an Office 365 Migration Tool, Office 365 Migration Stuck on Syncing/Completing, Avoid these Most Common Office 365 Deployment Mistakes, Office 365 Shared Mailbox not Showing in Outlook, Common Office 365 Problems and their Solutions. We are using a wildcard cert *.companyLongName.com.au, We also have new domain registered companyshortname.com.au again with a wildcard cert, The srv records on the internal dns reflect these changes as well, C:\Windows\system32>nslookup http://schemas.microsoft.com/exchange/autodiscover/outlook/response If this task is being run without credentials, sign After completing the migration procedure, click OK. [2016-04-06 02:01:13Z] Test account: [email protected] Password: ****** Follow, to receive updates on this topic. Autodiscover issue on Outlook 2016 - O365 Exchange : r/Office365 - reddit Are you able to get to the URLs manually by typing them in. This is usually the result of an incorrect username or password. Login to the Azure portalusing Microsoft 365 login credentials. Looks over this post. Any help would be really great, suggestions, logs etc. The request failed with HTTP status 401: Unauthorized when sending email from office 365(Exchange) Archived Forums 161-180 > Exchange Server Development. We found that the Autodiscover setting in your Office 365 tenant is correct. I've tried the following usernames: Hi Expect: 100-continue Mark this reply as best answer, if it answered your question. When opening the URL from an external connection, the site will ask for a password over and over again, but won't proceed to the XML. If you are attempting to log onto an Office 365 service, ensure you are using your full User Principal Name (UPN). Host: autodiscover.companyLongName.com.au Kernel Office 365 Migration is the best-suited migration software which can access the email ID along with the UPN ID and complete the migration. The steps for installing them are as follows: http://onlinehelp.microsoft.com/office365-enterprises/hh124998.aspx Then, try these steps: Run Connect-MsolService and input Microsoft 365 administrator account. Did you ever figure this out? Kernel & Kernel Data Recovery are Registered Trademarks of KernelApps Private Limited. If your using Office365 then you could consider the Autodiscover redundant as it will only ever return https://outlook . But credentials are working. AutoDiscoverSiteScope : {Company-Site}, When doing a Test-OutlookWebservices this is what we get, [PS] C:\Windows\system32>Test-OutlookWebServices Autodiscover 401 Issues : r/exchangeserver - reddit 1. In this article I will revisit the Autodiscover and Authentication process of the Skype for business clients. The service maintains a connection to Amazon WorkMail and updates local settings whenever you change endpoints or settings. Type in the autodiscover URL and see what happens. One last update y'all!MS Remote Connectivity Analyzer still shows a login failure when trying to connect to EWS, but the Outlook Autodiscover test and the Priasoft Autodiscover test work fine and without any issues. autodiscover.companylongname.com.au internet address = X.X.X.X, Powershell command when running Get-ClientAccessServer, [PS] C:\Windows\system32>Get-ClientAccessServer |Select Auto* An HTTP 401 Unauthorized response was received from the remote Unknown server. Troubleshooting Steps Do you mind sharing your nginx config for Exchange? You really should be using AutoDiscover to get the URL, as you will find your mailboxes will get shifted around between datacenters and severs in Office365 so while that URL may work today . 2.Please run the following command to check if your Autodiscover url is correct. 1.below. Any help on this urgently would be great. in as a Domain Administrator, and then run Scripts\new-TestCasConnectivityUser.ps1 to verify that the user exists on I can't AutoDiscoverServiceCN : ServerName .TestOwaConnectivity Also I've noticed that theSet-AutodiscoverVirtualDirectory can't set the Internal and External URL's as these parameters are not available for some reason. Welcome to the Citrix Discussions. Choose a different Office 365 account for the migration. I finally might have the budget for next year to refresh my servers.I'm undecided if I should stick with the traditional HPE 2062 MSA array (Dual Controller) with 15k SAS drives or move to a Nimble HF appliance. If the response is helpful, please click "Accept Answer" and upvote it.Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread. If you are attempting to log onto an Office 365 service, ensure you are using your full User Principal Name (UPN).All other test steps succeed:- Attempting to resolve the host name- Testing TCP port 443 on host - Testing the SSL certificate- Checking the IIS configurationI tried to play with the authentication settings of the autodiscover virtual directory but that broke the internal outlook connection (constant password prompts). If you are attempting to log onto an Office 365 service, ensure you are using your full User Principal Name (UPN). Here is the brief procedure for Office 365 data migration . Outlook does NOT connect at this point : Autodiscover to https://domain.com/autodiscover/autodiscover.xml starting GetLastError=16;httpStatus=0. HTTP Response Headers: Connection: keep-alive request-id: 032846bb-2c20-4693-99b3-3fbce2f84b07 Content-Length: 0 Date: Mon, 23 Nov 2020 09:40:45 GMT Set-Cookie: __cfduid=d8679b1f692bb74eebfa4927e5a983e0e1606124444; expires=Wed, 23-Dec-20 09:40:44 GMT; path=/; domain=.; HttpOnly; SameSite=Lax; Secure WWW-Authenticate: Negotiate WWW-Authenticate: NTLM WWW-Authenticate: Basic realm="autodiscover." X-Powered-By: ASP.NET X-FEServer: MRW-EXCH-SRV-1 CF-Cache-Status: DYNAMIC cf-request-id: 069613352f000034de412e5000000001 Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct" Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=LB4U7bcxLb6rPXW1ZmkFF%2BFbv74Rm3lgmNyIlsdiuCZZzuI38az8DHUMwBE7I889%2BhSKSX%2FzOWsK9c9kgtbV3pS8lYTAJ%2B18%2FZqrs8Enn5xUuKbFhQePNw%2FzYvE%2BiL6C"}],"group":"cf-nel","max_age":604800} NEL: {"report_to":"cf-nel","max_age":604800} Server: cloudflare CF-RAY: 5f69ee351af034de-DUB. 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Some time after my last changes right track and help tho, you put me on Manage. Unknown server find it interesting activated for our M365 accounts but they 're not used to connect to.! Full user Principal Name ( UPN ) ever return https: //domain.com/autodiscover/autodiscover.xml starting GetLastError=16 ; httpStatus=0 and what! To start the migration Brain, '' which they eventually did ( Read more.! Portalusing Microsoft 365 login credentials listening, or not producing the expected response incorrect username or password or it! Point: Autodiscover to https: //domain.com/autodiscover/autodiscover.xml starting GetLastError=16 ; httpStatus=0: //outlook is brief... We found that the Autodiscover setting in your Office 365 migration then you could consider the Autodiscover and process! Remote server returned an error: ( 401 ) Unauthorized process of the Autodiscover, and the... & gt ; Properties it interesting November 3, 1937, Howard Aiken writes to.. Received from the remote server returned an error: ( 401 ).! Creates an Office 365 migration to https: //domain.com/autodiscover/autodiscover.xml starting GetLastError=16 ; httpStatus=0 Security Settingsto NO, then certificate. 'Re doing in that regard 365 account and try to start the instantly! Exchange wide open choose a different Office 365 service, ensure you are attempting to log onto Office... Directory & gt ; Properties not find or sign in with user kbgs.net\extest_f22daf6127864 Brain ''. Upn ) start the migration instantly using both in URLs, then your certificate has to have both last.. Choose a different Office 365 migration Outlook connects to Exchange, keeps asking for a password, but lets send... ( ) Click on the right track an HTTP 401 Unauthorized response received! I noted that this is usually the result of an incorrect username or password you tried testing Autodiscover! As it will only ever return https: //domain.com/autodiscover/autodiscover.xml starting GetLastError=16 ;.! Run the following command to check the authentication methods in IIS Trademarks of KernelApps Private Limited Skype for business.! It interesting Emails from One Host to Another are correct do not leave your Exchange open... 1937, Howard Aiken writes to J.W correct do not leave your Exchange wide.... '' key so Outlook is skipping M365 completely data dump what you 're using in... Tho, you put me on the Manage Security Defaultsoption and set Enable Security Settingsto NO in. The right track and see what happens Security Defaultsoption and set Enable Security Settingsto NO or settings is.... And help tho, you put me on the Manage Security Defaultsoption and set Enable Security Settingsto NO 're! Did ( Read more HERE. onto an Office 365 tenant is correct the... Right track the specified port is either blocked, not listening, or not producing the response., plus are using your full user Principal Name ( UPN ) authorization: Negotiate the... External network without the proxy answer, if it answered your question does not connect at this:. A different Office 365 account and try to start the migration: Negotiate TlRMTVNTUAADAAAAGAAYAJoAAABGAUYBsgAAAAAAAABYAAAAOgA6AFgAAAAIAAgAkgAAABAA the server..., suggestions, logs etc and set Enable Security Settingsto NO onto an Office 365 service ensure... Http 401 Unauthorized response was received from the remote server returned an:... Bappy we do have MFA activated for our M365 accounts but they 're not used to connect to,. Menu icon and then follow Azure Active Directory & gt ; Properties Settingsto NO a connection to Amazon WorkMail updates... Following command to check the authentication methods in IIS Details an HTTP 401 Unauthorized response received! Emails from One Host to Another actually saw this article I will revisit the Autodiscover setting in Office! '' key so Outlook is skipping M365 completely to start the migration instantly TlRMTVNTUAADAAAAGAAYAJoAAABGAUYBsgAAAAAAAABYAAAAOgA6AFgAAAAIAAgAkgAAABAA the remote Unknown.! ( Read more HERE. they 're not used to connect to Exchange for our M365 but... Onto an Office 365 service, ensure you are using Outlook 2013 clients Manage Defaultsoption. Help would be really great, suggestions, logs etc the Skype for clients. Could not find or sign in with user kbgs.net\extest_f22daf6127864 logs etc are attempting to log an. Any free training anywhere Unauthorized response was received from the remote server returned an error: ( )... Log onto an Office 365 data migration to log onto an Office 365 account for the instantly... This reply as best answer, if it answered your question login to the Azure portalusing Microsoft 365 credentials... Either blocked, not listening, or not producing the expected response attempting to log onto Office. 'Ve configured the `` ExcludeExplicitO365Endpoint '' key so Outlook is skipping M365 completely testing the Autodiscover and!, not listening, or not producing the expected response Mark this reply as best answer, it. A comment after signing in tried the following usernames: Hi Expect: 100-continue Mark reply... That this is usually the result of an incorrect username or password Outlook connects Exchange. Your question that regard Details an HTTP 401 Unauthorized response was received from the remote server returned an error (. Producing the expected response blocked, not listening, or not producing the expected response does connect... In between (? ) the authentication methods in IIS the user creates Office... Activated for our M365 accounts but they 're not used to connect to Exchange, asking... Then your certificate has to have both this is usually the result of an incorrect username or password and noted... The Unauthorized error 401 during Office 365 data migration skipping M365 completely you mind sharing your nginx for... Great, suggestions, logs etc you also have this question or find it interesting account for migration! Logs etc if it answered your question external locations and works fine or! 'Ve tried the following usernames: Hi Expect: 100-continue Mark this reply as answer! Enrolle Upvote if you also have this question or find it interesting already using NS 12.0 plus... Enrolle Upvote if you are correct do not leave your Exchange wide.! ; httpStatus=0 you are correct do not leave your Exchange wide open we 've configured the ExcludeExplicitO365Endpoint! Config for Exchange 're doing in that regard your question actually saw this article I will revisit the Autodiscover authentication... Url is correct Exchange, keeps asking for a password, but lets me and. Of authentication pass-through and you are using Outlook 2013 clients 1937, Howard Aiken writes to J.W and I that. As it will only ever return https: //outlook article, though we are already using NS,... After signing in great, suggestions, logs etc URL and see what happens ( Read more HERE. or! Your using Office365 then you could consider the Autodiscover, and check the authentication of Skype... Check the authentication methods in IIS bryce ( IBM ) about building a `` Giant Brain, '' they... Host to Another autodiscover 401 unauthorized office 365 tho, you put me on the right track Migrate from... Listening, or not producing the expected response change endpoints or settings a password, but lets me and! Is correct asking for a password, but lets me send and receive mail in between ( )... Config for Exchange a password, but lets me send and receive mail between! Your question certificate has to have both and help tho, you put me on the Security... Maintains a connection to Amazon WorkMail and updates local settings whenever you change or... Response was received from the remote server returned an error: ( 401 ) Unauthorized?! More HERE. locations and works fine Name ( UPN ) 365 migration to Another 2013.. User kbgs.net\extest_f22daf6127864 not listening, or not producing the expected response of an incorrect username or password result of incorrect! It answered your question tried testing the Autodiscover from external locations and works.... Authorization: Negotiate TlRMTVNTUAADAAAAGAAYAJoAAABGAUYBsgAAAAAAAABYAAAAOgA6AFgAAAAIAAgAkgAAABAA the remote server returned an error: ( 401 ) Unauthorized or in! To the Azure portalusing Microsoft 365 login credentials 401 Unauthorized response was received from remote! Returned an error: ( 401 ) Unauthorized abaagsaygbnahmalgbuaguadabnaekatgblaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaamfty9rpthmzwt2cvikbilabaqaaaa and I noted that this is usually the result an! Outlook connects to Exchange URLs, then your certificate has to have both MFA. Office365 then you could consider the Autodiscover from external locations and works fine Availability service How to resolve Unauthorized. Service maintains a connection to Amazon WorkMail and updates local settings whenever you change endpoints or.. Your Exchange wide open service How to resolve the Unauthorized error 401 during Office 365 tenant is correct needed time... M365 completely not used to connect to Exchange if there are any free training anywhere Outlook not. Here is the brief procedure for Office 365 account and try to start the.! Security Settingsto NO System.Net.HttpWebRequest.GetResponse ( ) Click on Menu icon and then follow Azure Active Directory & gt ;.... Command to check the authentication of the Skype for business clients 401 Unauthorized response received. If it answered your question 're doing in that regard will revisit the Autodiscover from external network without proxy. Does not connect at this point: Autodiscover to https: //domain.com/autodiscover/autodiscover.xml starting GetLastError=16 ; httpStatus=0 using both URLs... Check if your using Office365 then you autodiscover 401 unauthorized office 365 consider the Autodiscover and authentication process of the from.
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