Autonomous System

AS142005 NC Taiwan Co., Ltd.

BusinessActiveTaiwanAPNIC

AS142005 (NCTAIWANCOLTD-AS-AP) is a business network operated by NC Taiwan Co., Ltd. in Taiwan, registered with APNIC. It has 28 IPv4 prefixes with 15,104 addresses, which makes it the 8,219th largest of 82,283 active autonomous systems by IPv4 space.

IPv4 addresses15,104in 28 prefixes
IPv6 prefixes0none
Size rank#8,219of 82,283 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationNC Taiwan Co., Ltd.
AS nameNCTAIWANCOLTD-AS-AP
Websitencsoft.com
Country Taiwan (TW)
Network typeBusiness
RegistryAPNIC
Abuse contactnetwork_service@ncsoft.com
Registered—
Last updated2026-04-06

IPv4 prefixes

28 prefixes · 15,104 addresses
NetworkAddressesFirst – last address
206.127.144.0/221,024206.127.144.0 – 206.127.147.255
216.107.240.0/221,024216.107.240.0 – 216.107.243.255
216.107.244.0/221,024216.107.244.0 – 216.107.247.255
216.107.248.0/221,024216.107.248.0 – 216.107.251.255
216.107.252.0/221,024216.107.252.0 – 216.107.255.255
64.25.32.0/2351264.25.32.0 – 64.25.33.255
64.25.34.0/2351264.25.34.0 – 64.25.35.255
64.25.36.0/2351264.25.36.0 – 64.25.37.255
64.25.38.0/2351264.25.38.0 – 64.25.39.255
85.113.86.0/2351285.113.86.0 – 85.113.87.255
193.149.158.0/23512193.149.158.0 – 193.149.159.255
193.149.166.0/23512193.149.166.0 – 193.149.167.255
206.127.144.0/23512206.127.144.0 – 206.127.145.255
206.127.148.0/23512206.127.148.0 – 206.127.149.255
206.127.152.0/23512206.127.152.0 – 206.127.153.255
206.127.154.0/23512206.127.154.0 – 206.127.155.255
206.127.156.0/23512206.127.156.0 – 206.127.157.255
209.35.96.0/23512209.35.96.0 – 209.35.97.255
209.35.114.0/23512209.35.114.0 – 209.35.115.255
209.35.156.0/23512209.35.156.0 – 209.35.157.255
209.35.188.0/23512209.35.188.0 – 209.35.189.255
64.25.41.0/2425664.25.41.0 – 64.25.41.255
103.164.130.0/24256103.164.130.0 – 103.164.130.255
103.164.131.0/24256103.164.131.0 – 103.164.131.255
206.127.157.0/24256206.127.157.0 – 206.127.157.255
The 25 largest of 28. The API and the database have all of them.

IPv6 prefixes

No IPv6 prefixes.

Query AS142005 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS142005&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS142005, with or without a key:

curl "https://api.ipapi.is/?q=206.127.144.1"

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