NSLIST.NET - pteroptics.cs.columbia.edu
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pteroptics.cs.columbia.edu checked at 2025-10-14T21:24:40.415Z 164ms 22/22/22 100% R:10pteroptics.cs.columbia.edu
| A | 128.59.23.23🇺🇸 Columbia University | ||||||
| PTR | pteroptics.cs.columbia.edu | ||||||
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pteroptics.cs.columbia.edu points to a single IP number: 128.59.23.23.
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