ASN Lookup Tool
AS131621 TWNIC-NET-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS131621
Organisation
Taiwan Network Information Center 4F-2, No. 9 Se..
Name
TWNIC-NET-AS
Total IPv4 Addresses
768
Total IPv4 Prefixes
3
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#44,981 out of 78,827
Registry
Apnic
Registered Country
TW flag TW
Registered Country Name
Taiwan (Province of China)
Registered Date
Registration Last Change
2021-11-04
Receiving From

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

ASN
Organisation
TW flagData Communication Business Group Chunghwa Telec..
TW flagChunghwa Telecom Co., Ltd.
US flagHurricane Electric LLC
AU flagGSL Networks Pty LTD
IPv4 Active Prefixes

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

IPv6 Active Prefixes