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ASN Lookup Tool
AS131273 CWCTB-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS131273
Organisation
CORE WINNER CO.,LIMITED
Name
CWCTB-AS-AP
Total IPv4 Addresses
1,792
Total IPv4 Prefixes
8
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#25,597 out of 77,682
Registry
Apnic
Registered Country
TW flag TW
Registered Country Name
Taiwan (Province of China)
Registered Date
Registration Last Change
2023-11-06
Receiving From

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

ASN
Organisation
AS10133
TW flagChief Telecom Inc. 2 Fl., No. 68, Ruiguang Rd. N..
AS174
US flagCogent Communications
AS3462
TW flagChunghwa Telecom Co., Ltd.
AS4780
TW flagDigital United Inc. 7F,220,gangchi road Taipei, ..
AS137409
AU flagGSL Networks Pty LTD
Showing 5 of 7
Transit To

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

 

ASN
Organisation
AS137443
HK flagChangLian Network Technology Co., Limited
AS54801
US flagZillion Network Inc.
AS58879
CN flagShanghai Anchang Network Security Technology Co...
AS63888
HK flagDATA WING LIMITED
AS141466
SG flagDIGISIGMA PTE. LTD.
IPv4 Active Prefixes

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

Prefix103.68.138.0/24
Range From103.68.138.0
Range To103.68.138.255
Prefix103.117.106.0/24
Range From103.117.106.0
Range To103.117.106.255
Prefix103.161.78.0/24
Range From103.161.78.0
Range To103.161.78.255
Prefix103.161.79.0/24
Range From103.161.79.0
Range To103.161.79.255
Prefix103.166.81.0/24
Range From103.166.81.0
Range To103.166.81.255
Showing 5 of 8
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.