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ASN Lookup Tool
AS17623 CNCGROUP-SZ

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS17623
Organisation
China Unicom Shenzen network
Name
CNCGROUP-SZ
Total IPv4 Addresses
531,671
Total IPv4 Prefixes
937
Total IPv6 Prefixes
311
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#559 out of 78,154
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
Registration Last Change
2023-10-21
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS4134
CN flagNo.31,Jin-rong Street Beijing 100032
AS4837
CN flagCHINA UNICOM China169 Backbone
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS2914
US flagNTT America, Inc.
Showing 5 of 9
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS17962
CN flagShenZhen Topway Video Communication Co. Ltd
AS9809
CN flagSHENZHEN NOVA TECHNOLOGIES DEVELOPMENT.,LTD.
AS23842
CN flagShenzhen Information and Network Center
AS63981
HK flagNova Technology Development (Hong Kong) Limited
AS137745
WORLD flagPrivate Use AS
Showing 5 of 6
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix27.38.0.0/24
Range From27.38.0.0
Range To27.38.0.255
Prefix27.38.1.0/24
Range From27.38.1.0
Range To27.38.1.255
Prefix27.38.2.0/23
Range From27.38.2.0
Range To27.38.3.255
Prefix27.38.4.0/22
Range From27.38.4.0
Range To27.38.7.255
Prefix27.38.8.0/22
Range From27.38.8.0
Range To27.38.11.255
Showing 5 of 937
IPv6 Active Prefixes
Prefix2408:8001:3070::/44
Range From2408:8001:3070::
Range To2408:8001:307f:ffff:ffff:ffff:ffff:ffff
Prefix2408:805d:8::/48
Range From2408:805d:8::
Range To2408:805d:8:ffff:ffff:ffff:ffff:ffff
Prefix2408:805d:f8::/48
Range From2408:805d:f8::
Range To2408:805d:f8:ffff:ffff:ffff:ffff:ffff
Prefix2408:8256:2c00::/44
Range From2408:8256:2c00::
Range To2408:8256:2c0f:ffff:ffff:ffff:ffff:ffff
Prefix2408:8256:2c10::/44
Range From2408:8256:2c10::
Range To2408:8256:2c1f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 311
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.