DNS Coffee ☕

12306.bj.cn

Dec 11, 2019 -

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Zone

bj.cn

First Updated: Dec 06, 2019
Last Updated: Sep 05, 2020

Nameserver Timeline
Current Nameservers 4
Name First Seen
ns4.bdm.microsoftonline.com Dec 11, 2019
ns3.bdm.microsoftonline.com Dec 11, 2019
ns2.bdm.microsoftonline.com Dec 11, 2019
ns1.bdm.microsoftonline.com Dec 11, 2019
Past Nameservers 0
Name First Seen Last Seen