WWW.RTSAK.COM - challenger.cs.columbia.edu
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challenger.cs.columbia.edu checked at 2025-11-06T20:18:54.584Z 148ms 22/22/22 100% R:8challenger.cs.columbia.edu
| A | 128.59.17.141🇺🇸 Columbia University | ||||||
| PTR | challenger.cs.columbia.edu | ||||||
cs.columbia.edu
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AI analysis
challenger.cs.columbia.edu resolves to one IP number: 128.59.17.141.
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