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ASN Lookup Tool
AS45576 CERNET2-TSINGHUA6-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS45576
Organisation
Tsinghua University Beijing 100084, China
Name
CERNET2-TSINGHUA6-AS-AP
Total IPv4 Addresses
0
Total IPv4 Prefixes
0
Total IPv6 Prefixes
21
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
Registration Last Change
2020-09-03
Receiving From

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

ASN
Organisation
AS4837
CN flagCHINA UNICOM China169 Backbone
AS24348
CN flagCERNET2 IX at Tsinghua University CERNET Center ..
Transit To

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

 

ASN
Organisation
AS209300
CN flagWende Tan
AS24239
CN flagTWD2 Education and Research Network
IPv6 Active Prefixes
Prefix2402:f000::/47
Range From2402:f000::
Range To2402:f000:1:ffff:ffff:ffff:ffff:ffff
Prefix2402:f000:2::/48
Range From2402:f000:2::
Range To2402:f000:2:ffff:ffff:ffff:ffff:ffff
Prefix2402:f000:3::/48
Range From2402:f000:3::
Range To2402:f000:3:ffff:ffff:ffff:ffff:ffff
Prefix2402:f000:4::/48
Range From2402:f000:4::
Range To2402:f000:4:ffff:ffff:ffff:ffff:ffff
Prefix2402:f000:5::/48
Range From2402:f000:5::
Range To2402:f000:5:ffff:ffff:ffff:ffff:ffff
Showing 5 of 21
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.