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ASN Lookup Tool
AS24138 CTTNET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS24138
Organisation
China TieTong Telecommunications Corporation Jin..
Name
CTTNET
Total IPv4 Addresses
529023
Total IPv4 Prefixes
269
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#592 out of 76,389
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
NA
Registration Last Change
2023-11-28
Receiving From

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

ASN
Organisation
AS9394
CN flagChina TieTong Telecommunications Corporation Jin..
AS56048
CN flagChina Mobile Communications Corporation
Transit To

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

 

ASN
Organisation
AS17964
CN flagBeijing Dian-Xin-Tong Network Technologies Co., ..
AS38365
CN flagBeijing Baidu Netcom Science and Technology Co.,..
AS18118
CN flagCITIC Networks Management Co.,Ltd. 6 XINYUANNANL..
AS23844
CN flagBeijing Guanghuan Xinwang Digital Technology Co...
AS56019
CN flagBeijing CNISP Technology Co., Ltd.
Showing 5 of 11
IPv4 Active Prefixes

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

Prefix36.192.0.0/21
Range From36.192.0.0
Range To36.192.7.255
Prefix43.240.136.0/23
Range From43.240.136.0
Range To43.240.137.255
Prefix43.240.138.0/23
Range From43.240.138.0
Range To43.240.139.255
Prefix43.241.76.0/23
Range From43.241.76.0
Range To43.241.77.255
Prefix43.241.78.0/23
Range From43.241.78.0
Range To43.241.79.255
Showing 5 of 269
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.