CF1759589580264-tsm20251004101907

NSLIST.NET - armstrong.cis.upenn.edu

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armstrong.cis.upenn.edu checked at 2025-10-04T14:53:00.252Z 238ms 22/22/22 100% R:10

armstrong.cis.upenn.edu

A158.130.48.20🇺🇸 UPENN
PTRarmstrong.cis.upenn.edu

cis.upenn.edu

MXmxa-00390e01.gslb.pphosted.com
MXmxb-00390e01.gslb.pphosted.com
A158.130.69.163🇺🇸 UPENN

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AI analysis

armstrong.cis.upenn.edu points to a single IP address: 158.130.48.20.

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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VmkGUNH CF johedugfp 2025-10-04