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ASN Lookup Tool
AS24151 CNNIC-CRITICAL-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS24151
Organisation
China Internet Network Infomation Center 4 South..
Name
CNNIC-CRITICAL-AP
Total IPv4 Addresses
16,640
Total IPv4 Prefixes
61
Total IPv6 Prefixes
186
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#7,105 out of 79,121
Registry
Apnic
Registered Country
CN flagCN
Registered Country Name
China
Registered Date
Registration Last Change
2021-06-16
Receiving From
ASN
Organisation
AS4837
CN flagCHINA UNICOM China169 Backbone
AS9808
CN flagChina Mobile
AS4808
CN flagChina Unicom Beijing Province Network
AS4847
CN flagChina Networks Inter-Exchange Using Internationa..
AS17816
CN flagChina Unicom IP network China169 Guangdong provi..
Showing 5 of 22
Transit To
ASN
Organisation
AS23596
KR flagKorea Internet Security Agency
AS31529
DE flagDENIC eG
IPv4 Active Prefixes
PrefixRange FromRange To
1.2.4.0/241.2.4.01.2.4.255
42.83.128.0/2442.83.128.042.83.128.255
42.83.129.0/2442.83.129.042.83.129.255
42.83.130.0/2442.83.130.042.83.130.255
42.83.131.0/2442.83.131.042.83.131.255
Showing 5 of 61
IPv6 Active Prefixes
PrefixRange FromRange To
2001:dc7::/482001:dc7::2001:dc7:0:ffff:ffff:ffff:ffff:ffff
2001:dc7:1::/482001:dc7:1::2001:dc7:1:ffff:ffff:ffff:ffff:ffff
2001:dc7:2::/482001:dc7:2::2001:dc7:2:ffff:ffff:ffff:ffff:ffff
2001:dc7:3::/482001:dc7:3::2001:dc7:3:ffff:ffff:ffff:ffff:ffff
2001:dc7:4::/462001:dc7:4::2001:dc7:7:ffff:ffff:ffff:ffff:ffff
Showing 5 of 186