Autonomous System

AS18281 Chitahanto Cable Network Corp.

ISPActiveJapanAPNIC

AS18281 (TAC-NET) is an ISP network operated by Chitahanto Cable Network Corp. in Japan, registered with APNIC. It has 5 IPv4 prefixes with 20,480 addresses and 1 IPv6 prefix, which makes it the 6,756th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses20,480in 5 prefixes

IPv6 prefixes1≈ 3.1 × 10²⁶ addresses

Size rank#6,756of 82,200 active ASNs

Abuser scoreVery Low0.02% of its addresses flagged · method

Details

OrganizationChitahanto Cable Network Corp.

AS nameTAC-NET

Websitetac-net.co.jp

Country Japan (JP)

Network typeISP

RegistryAPNIC

Abuse contacthostmaster@nic.ad.jp

Registered—

Last updated2024-08-16

IPv4 prefixes

5 prefixes · 20,480 addresses

Network	Addresses	First – last address
124.66.192.0/20	4,096	124.66.192.0 – 124.66.207.255
133.88.32.0/20	4,096	133.88.32.0 – 133.88.47.255
157.5.32.0/20	4,096	157.5.32.0 – 157.5.47.255
202.216.176.0/20	4,096	202.216.176.0 – 202.216.191.255
202.224.16.0/20	4,096	202.224.16.0 – 202.224.31.255

124.66.192.0/20
133.88.32.0/20
157.5.32.0/20
202.216.176.0/20
202.224.16.0/20

IPv6 prefixes

1 prefix

2405:7000:2c00::/40

2405:7000:2c00::/40

Query AS18281 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=AS18281&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS18281, with or without a key:

curl "https://api.ipapi.is/?q=124.66.192.1"

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