221.8.8.249 โ AS4837 CHINA169-Backbone
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AS4538
Prefixes of AS4538
Prefix 2001:250:7417::/48
221.8.8.249
PTR
249.
8.8.221.adsl-pool.jlccptt.net.cn
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www.
caii.edu.cn
A
2001:250:7417:5:10::20
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221.8.8.249
IP numbers used in conjunction
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2001:250:7417:5:10::20
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221.8.0.0/15
131K IPs ยท AS4837 CHINA169-Backbone
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AS4837
CHINA169-Backbone autonomous system
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CHINA169-Backbone
221.8.0.0/15
CNC Group CHINA169 Jilin Province Network
PTR
A record for
IP numbers used in conjunction