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ASN Lookup Tool
AS133111 CNT-northChina

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS133111
Organisation
CERNET New Technology Co., Ltd
Name
CNT-northChina
Total IPv4 Addresses
25,728
Total IPv4 Prefixes
18
Total IPv6 Prefixes
236
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#5,658 out of 78,981
Registry
Apnic
Registered Country
CN flagCN
Registered Country Name
China
Registered Date
Registration Last Change
2023-09-05
Receiving From
ASN
Organisation
AS23910
CN flagChina Next Generation Internet CERNET2 CNGI-CERN..
AS9808
CN flagChina Mobile
AS4538
CN flagChina Education and Research Network Center Tsin..
Transit To
ASN
Organisation
AS131137
CN flagInspur Software Group Co., Ltd. No.1036 Langchao..
AS55641
CN flagBeijing CNISP Technology Co., Ltd.
AS4538
CN flagChina Education and Research Network Center Tsin..
AS45090
CN flagShenzhen Tencent Computer Systems Company Limite..
AS23724
CN flagIDC, China Telecommunications Corporation
Showing 5 of 15
IPv4 Active Prefixes
PrefixRange FromRange To
42.201.32.0/2442.201.32.042.201.32.255
42.201.33.0/2442.201.33.042.201.33.255
42.201.34.0/2342.201.34.042.201.35.255
42.201.36.0/2242.201.36.042.201.39.255
42.201.40.0/2142.201.40.042.201.47.255
Showing 5 of 18
IPv6 Active Prefixes
PrefixRange FromRange To
2400:a980::/412400:a980::2400:a980:7f:ffff:ffff:ffff:ffff:ffff
2400:a980:80::/432400:a980:80::2400:a980:9f:ffff:ffff:ffff:ffff:ffff
2400:a980:a0::/442400:a980:a0::2400:a980:af:ffff:ffff:ffff:ffff:ffff
2400:a980:b0::/452400:a980:b0::2400:a980:b7:ffff:ffff:ffff:ffff:ffff
2400:a980:b8::/462400:a980:b8::2400:a980:bb:ffff:ffff:ffff:ffff:ffff
Showing 5 of 236