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ASN Lookup Tool
AS37963 ALIBABA-CN-NET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS37963
Organisation
Hangzhou Alibaba Advertising Co.,Ltd. East Softw..
Name
ALIBABA-CN-NET
Total IPv4 Addresses
12,029,620
Total IPv4 Prefixes
731
Total IPv6 Prefixes
251
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#42 out of 77,686
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
Registration Last Change
2021-10-27
Receiving From

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

ASN
Organisation
AS134169
CN flagCERNEWTECH (Beijing) co.,LTD Beijing 100084, Chi..
AS64954
WORLD flagPrivate Use AS
AS4837
CN flagCHINA UNICOM China169 Backbone
AS17676
JP flagSoftBank Mobile Corp. Tokyo Port City Takeshiba ..
AS3356
US flagLevel 3 Parent, LLC
Showing 5 of 94
Transit To

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

 

ASN
Organisation
AS24151
CN flagChina Internet Network Infomation Center 4 South..
AS24406
CN flagChina Internet Network Infomation Center 4 South..
AS24409
CN flagChina Internet Network Infomation Center 4 South..
IPv4 Active Prefixes

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

Prefix8.129.0.0/17
Range From8.129.0.0
Range To8.129.127.255
Prefix8.129.128.0/17
Range From8.129.128.0
Range To8.129.255.255
Prefix8.130.0.0/16
Range From8.130.0.0
Range To8.130.255.255
Prefix8.131.0.0/16
Range From8.131.0.0
Range To8.131.255.255
Prefix8.132.0.0/18
Range From8.132.0.0
Range To8.132.63.255
Showing 5 of 731
IPv6 Active Prefixes
Prefix2400:3200::/48
Range From2400:3200::
Range To2400:3200:0:ffff:ffff:ffff:ffff:ffff
Prefix2400:3200:1::/48
Range From2400:3200:1::
Range To2400:3200:1:ffff:ffff:ffff:ffff:ffff
Prefix2400:3200:2::/47
Range From2400:3200:2::
Range To2400:3200:3:ffff:ffff:ffff:ffff:ffff
Prefix2400:3200:4::/46
Range From2400:3200:4::
Range To2400:3200:7:ffff:ffff:ffff:ffff:ffff
Prefix2400:3200:8::/45
Range From2400:3200:8::
Range To2400:3200:f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 251
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.