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216.73.216.106
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iscmrtutprl07.isc.upenn.edu
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216.73.216.106
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iscmrtutprl07.isc.upenn.edu
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130.91.209.102
University of Pennsylvania
AS55
United States of America
Philadelphia, Pennsylvania
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iscmrtutprl07.isc.upenn.edu has no AAAA records.