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ASN Lookup Tool
AS17712 CCU-TW

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS17712
Organisation
National Chung Cheng University Chiayi, Taiwan
Name
CCU-TW
Total IPv4 Addresses
321,280
Total IPv4 Prefixes
43
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#810 out of 79,166
Registry
Apnic
Registered Country
TW flagTW
Registered Country Name
Taiwan (Province of China)
Registered Date
Registration Last Change
2025-11-06
Receiving From
ASN
Organisation
AS3462
TW flagChunghwa Telecom Co., Ltd.
AS9924
TW flagTaiwan Fixed Network, Telco and Network Service ..
AS4780
TW flagDigital United Inc. 7F,220,gangchi road Taipei, ..
AS7539
TW flagNational Center for High-performance Computing H..
IPv4 Active Prefixes
PrefixRange FromRange To
120.113.0.0/18120.113.0.0120.113.63.255
120.113.128.0/17120.113.128.0120.113.255.255
120.123.0.0/18120.123.0.0120.123.63.255
140.123.0.0/16140.123.0.0140.123.255.255
140.125.0.0/16140.125.0.0140.125.255.255
Showing 5 of 43