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ASN Lookup Tool
AS1659 ERX-TANET-ASN1

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS1659
Organisation
Taiwan Academic Network (TANet) Information Cent..
Name
ERX-TANET-ASN1
Total IPv4 Addresses
3,292,672
Total IPv4 Prefixes
900
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#146 out of 79,282
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
AS17717
TW flagMinistry of Education Computer Center Taipei, Ta..
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..
Showing 5 of 7
IPv4 Active Prefixes
PrefixRange FromRange To
120.96.144.0/20120.96.144.0120.96.159.255
120.96.160.0/19120.96.160.0120.96.191.255
120.96.192.0/20120.96.192.0120.96.207.255
120.96.208.0/20120.96.208.0120.96.223.255
120.96.224.0/20120.96.224.0120.96.239.255
Showing 5 of 900
IPv6 Active Prefixes
PrefixRange FromRange To
2001:288::/322001:288::2001:288:ffff:ffff:ffff:ffff:ffff:ffff