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um.nic.edu.cn
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Email
um.nic.edu.cn
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A
IPv4 address
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202.112.0.55
China Education and Research Network Center
AS4538
China
Haidian, Beijing
202.38.109.20
China Education and Research Network Center
AS4538
China
Shanghai, Shanghai
AAAA
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2001:250:c006::20
China Next Generation Internet CERNET2
AS23910
China
Beijing, Beijing
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