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A Records
121.251.253.40 >
121.251.240.0/20 >
AS4538 >
China Education and Research Network Center
121.251.253.40 > 121.251.240.0/20 > AS132553 > China University of Petroleum (East China)
121.251.253.40 > 121.250.0.0/15 > AS4538 > China Education and Research Network Center
121.251.253.40 > 121.248.0.0/14 > AS4538 > China Education and Research Network Center
121.251.253.40 > 121.251.240.0/20 > AS132553 > China University of Petroleum (East China)
121.251.253.40 > 121.250.0.0/15 > AS4538 > China Education and Research Network Center
121.251.253.40 > 121.248.0.0/14 > AS4538 > China Education and Research Network Center
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