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Apr 03 2024, 07:00 AM - 11:00 AM (PDT)
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MS test of defender 365 produces "pining" errors

Copper Contributor

USING MDEClientAnalyzer.cmd all tests pass except this one..

"All test connections to Microsoft Defender for Endpoint (MdeConfigMgr) cloud service URLs have failed.
The test has failed for the following URLs:



The bit in bold is what the report gives me, it is not a typo by me.

What is going on? I am going through a proxy and things are not working out as expected. While I initially ignored the error (as the url appeared wrong), I am now not so sure.

2 Replies


Hi, I wondered if you had any success solving this? I'm seeing a similar error myself now.

No it's still there and although things are working there are clearly issues for us.

are you going through a proxy?