Add DE-CIX as a Cloud Exchnage provider

Author: charwen

articles/expressroute/expressroute-locations.md

@@ -7,7 +7,7 @@ author: cherylmc
 ms.service: expressroute
 ms.topic: conceptual
 ms.workload: infrastructure-services
-ms.date: 04/14/2020
+ms.date: 04/29/2020
 ms.author: cherylmc
 
 ---
@@ -207,6 +207,7 @@ If your connectivity provider is not listed in previous sections, you can still
 * Check with your connectivity provider to see if they are connected to any of the exchanges in the table above. You can check the following links to gather more information about services offered by exchange providers. Several connectivity providers are already connected to Ethernet exchanges.
   * [Cologix](https://www.cologix.com/)
   * [CoreSite](https://www.coresite.com/)
+  * [DE-CIX](https://www.de-cix.net/en/de-cix-service-world/cloud-exchange)
   * [Equinix Cloud Exchange](https://www.equinix.com/services/interconnection-connectivity/cloud-exchange/)
   * [Interxion](https://www.interxion.com/products/interconnection/cloud-connect/)
   * [IX Reach](https://www.ixreach.com/partners/cloud-partners/microsoft-azure/)