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MXLIST.NET - smtp01.dwzk.ch

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smtp01.dwzk.ch checked at 2025-10-23T04:29:11.007Z 144ms 31/31/31 100% R:12
Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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LaFfUBA CF johedugfp 2025-10-23