CF1760131729456-tsm20251010183831

IPLIST.NET - gateway03-gamma.sas.upenn.edu

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gateway03-gamma.sas.upenn.edu checked at 2025-10-10T21:28:49.445Z 208ms 34/34/34 100% R:7

AI analysis

gateway03-gamma.sas.upenn.edu is the mail server for gateways-gamma.sas.upenn.edu.

gateway02-gamma.sas.upenn.edu, gateway04-gamma.sas.upenn.edu and gx1-gamma.sas.upenn.edu are commonly used as mail servers together with gateway03-gamma.sas.upenn.edu.

gateway03-gamma.sas.upenn.edu points to a single IP number: 128.91.55.20.

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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