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ASN Lookup Tool
AS18177 NCKU-TW

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS18177
Organisation
National Cheng Kung University 1, Ta-Hsueh Road,..
Name
NCKU-TW
Total IPv4 Addresses
450,560
Total IPv4 Prefixes
98
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#628 out of 79,513
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, ..
IPv4 Active Prefixes
PrefixRange FromRange To
120.114.0.0/16120.114.0.0120.114.255.255
120.115.0.0/16120.115.0.0120.115.255.255
120.116.0.0/16120.116.0.0120.116.255.255
120.117.0.0/16120.117.0.0120.117.255.255
140.116.0.0/16140.116.0.0140.116.255.255
Showing 5 of 98