IPLIST.NET - postoffice.math.upenn.edu
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postoffice.math.upenn.edu checked at 2025-09-24T11:53:46.235Z 691ms 33/33/33 100% R:12postoffice.math.upenn.edu
| MX | hans-hold.math.upenn.edu | ||||||
| A | 128.91.40.49🇺🇸 UPENN | ||||||
| PTR | hans-hold.math.upenn.edu | ||||||
math.upenn.edu
| MX | mxa-00390e01.gslb.pphosted.com | ||||||
| MX | mxb-00390e01.gslb.pphosted.com | ||||||
| A | 52.42.92.117🇺🇸 Amazon | ||||||
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AI analysis
postoffice.math.upenn.edu is handled by a single mail server, hans-hold.math.upenn.edu.
postoffice.math.upenn.edu shares its mail server setup with other domains, including alhazan.math.upenn.edu, archimedes.math.upenn.edu, newton.math.upenn.edu, alex.math.upenn.edu and euler.math.upenn.edu.
postoffice.math.upenn.edu shares some mail servers with other domains, at least partially, for instance moduli.math.upenn.edu.
hans-hold.math.upenn.edu points to a single IP: 128.91.40.49.
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