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ASN Lookup Tool
AS7497 CSTNET-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS7497
Organisation
CNIC-CAS
Name
CSTNET-AS-AP
Total IPv4 Addresses
728,286
Total IPv4 Prefixes
686
Total IPv6 Prefixes
402
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#458 out of 79,245
Registry
Apnic
Registered Country
CN flagCN
Registered Country Name
China
Registered Date
Registration Last Change
2023-10-09
Receiving From
ASN
Organisation
AS4134
CN flagNo.31,Jin-rong Street Beijing 100032
AS4837
CN flagCHINA UNICOM China169 Backbone
AS174
US flagCogent Communications, LLC
AS9808
CN flagChina Mobile
AS7575
AU flagAustralian Academic and Research Network
Showing 5 of 19
Transit To
ASN
Organisation
AS24151
CN flagChina Internet Network Infomation Center 4 South..
AS38345
CN flagInternet Domain Name System Beijing Engineering ..
AS24406
CN flagChina Internet Network Infomation Center 4 South..
AS24409
CN flagChina Internet Network Infomation Center 4 South..
AS63555
CN flagBeijing Beilong Yunhai Network Data Technology C..
IPv4 Active Prefixes
PrefixRange FromRange To
49.210.0.0/2449.210.0.049.210.0.255
49.210.1.0/2449.210.1.049.210.1.255
49.210.2.0/2349.210.2.049.210.3.255
49.210.4.0/2249.210.4.049.210.7.255
49.210.8.0/2149.210.8.049.210.15.255
Showing 5 of 686
IPv6 Active Prefixes
PrefixRange FromRange To
2001:cc0::/322001:cc0::2001:cc0:ffff:ffff:ffff:ffff:ffff:ffff
2400:dd00::/322400:dd00::2400:dd00:ffff:ffff:ffff:ffff:ffff:ffff
2400:dd01::/362400:dd01::2400:dd01:fff:ffff:ffff:ffff:ffff:ffff
2400:dd01:1000::/482400:dd01:1000::2400:dd01:1000:ffff:ffff:ffff:ffff:ffff
2400:dd01:1001::/482400:dd01:1001::2400:dd01:1001:ffff:ffff:ffff:ffff:ffff
Showing 5 of 402