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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
3482544
Total IPv4 Prefixes
599
Total IPv6 Prefixes
20
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#149 out of 76,356
Registry
Apnic
Registered Country
TW flag TW
Registered Country Name
Taiwan (Province of China)
Registered Date
NA
Registration Last Change
2021-11-04
Receiving From

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

ASN
Organisation
AS17717
TW flagMinistry of Education Computer Center Taipei, Ta..
AS9924
TW flagTaiwan Fixed Network, Telco and Network Service ..
AS7539
TW flagNational Center for High-performance Computing H..
AS9264
TW flagAcademia Sinica
IPv4 Active Prefixes

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

Prefix120.98.0.0/15
Range From120.98.0.0
Range To120.99.255.255
Prefix120.100.0.0/14
Range From120.100.0.0
Range To120.103.255.255
Prefix120.104.0.0/15
Range From120.104.0.0
Range To120.105.255.255
Prefix120.106.0.0/16
Range From120.106.0.0
Range To120.106.255.255
Prefix120.107.0.0/16
Range From120.107.0.0
Range To120.107.255.255
Showing 5 of 599
IPv6 Active Prefixes
Prefix2001:288::/34
Range From2001:288::
Range To2001:288:3fff:ffff:ffff:ffff:ffff:ffff
Prefix2001:288:4000::/36
Range From2001:288:4000::
Range To2001:288:4fff:ffff:ffff:ffff:ffff:ffff
Prefix2001:288:5000::/48
Range From2001:288:5000::
Range To2001:288:5000:ffff:ffff:ffff:ffff:ffff
Prefix2001:288:5001::/48
Range From2001:288:5001::
Range To2001:288:5001:ffff:ffff:ffff:ffff:ffff
Prefix2001:288:5002::/47
Range From2001:288:5002::
Range To2001:288:5003:ffff:ffff:ffff:ffff:ffff
Showing 5 of 20
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.