Office 365 required DNS settings

Migrating to Office 365 requires some DNS modifications to your domain zone files. These are detailed under Domains/DNS Settings on the Admin portal for each registered domain and serve to point your Lync and Mail clients to the appropriate server and service.

 

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This is what these records would look like for domain konnexion.com using BIND9 on Ubuntu ..

 

; Microsoft Exchange Online
;
@       IN      MX      0       konnexion-com.mail.eo.outlook.com.
autodiscover    IN      CNAME   autodiscover.outlook.com.
@       IN      TXT     "v=spf1 include:outlook.com -all"
;
; Microsoft Lync Online
;
_sip._tls.konnexion.com.        IN      SRV 100 1 443 sipdir.online.lync.com.
_sipfederationtls._tcp.konnexion.com.   IN      SRV 100 1 5061 sipfed.online.lync.com.

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3 Responses to Office 365 required DNS settings

  1. Pingback: gep13's Blog » Configure DNS Settings for Office 365

  2. Ian Moran says:

    Thanks Eric, will update

  3. JRA says:

    Thanks so much – couldn’t get this working with Dyn.com, until I found your article.

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