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ASN Lookup Tool
AS23910 CNGI-CERNET2-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS23910
Organisation
China Next Generation Internet CERNET2 CNGI-CERN..
Name
CNGI-CERNET2-AS-AP
Total IPv4 Addresses
3077
Total IPv4 Prefixes
7
Total IPv6 Prefixes
1275
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#18,399 out of 77,410
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
NA
Registration Last Change
2020-09-03
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
AS23911
CN flagChina Next Generation Internet Beijing IX CNGI-C..
Transit To

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

 

ASN
Organisation
AS24359
CN flagCERNET2 IX at Central South University CERNET Ce..
AS24360
CN flagCERNET2 IX at Zhengzhou University CERNET Center..
AS138375
CN flagChina Education and Research Network (CERNET)
AS24372
CN flagCERNET2 IX at Harbin Institute of Technology CER..
AS24367
CN flagCERNET2 IX at Zhejiang University CERNET Center ..
Showing 5 of 39
IPv4 Active Prefixes

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

Prefix101.7.7.7/32
Range From101.7.7.7
Range To101.7.7.7
Prefix202.38.120.0/24
Range From202.38.120.0
Range To202.38.120.255
Prefix202.112.3.200/30
Range From202.112.3.200
Range To202.112.3.203
Prefix202.112.49.0/24
Range From202.112.49.0
Range To202.112.49.255
Prefix202.112.52.0/24
Range From202.112.52.0
Range To202.112.52.255
Showing 5 of 7
IPv6 Active Prefixes
Prefix2001:250::/47
Range From2001:250::
Range To2001:250:1:ffff:ffff:ffff:ffff:ffff
Prefix2001:250:3::/48
Range From2001:250:3::
Range To2001:250:3:ffff:ffff:ffff:ffff:ffff
Prefix2001:250:5::/48
Range From2001:250:5::
Range To2001:250:5:ffff:ffff:ffff:ffff:ffff
Prefix2001:250:6::/47
Range From2001:250:6::
Range To2001:250:7:ffff:ffff:ffff:ffff:ffff
Prefix2001:250:8::/45
Range From2001:250:8::
Range To2001:250:f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 1275
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.