Exchange Online Protection (EOP) IP Changes

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Hello guys,

Microsoft updated the EOP (Exchange Online Protection) IPs a few days ago, and here is the page with the latest information: https://technet.microsoft.com/library/dn163583(v=exchg.150).aspx

If you have locked down your firewall to communicate only with Microsoft Servers, make sure that your filter is using all the IPs listed on the article above.

About The Author

Anderson Patricio is a Canadian MVP in Cloud and Datacenter Management, and Office Server and Services, besides of the Microsoft Award he also holds a Solutions Master (MCSM) in Exchange, CISSP and several other certifications. Anderson contributes to the Microsoft Community with articles, tutorials, blog posts, twitter, forums and book reviews. He is a regular contributor here at Techgenix.com, MSExchange.org, ITPROCentral.com and Anderson Patricio.org (Portuguese).

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