Autonomous System
AS23639 NTT Bizlink, Inc.
HostingActiveJapanAPNIC
AS23639 (ntt-bizlink) is a hosting network operated by NTT Bizlink, Inc. in Japan, registered with APNIC. It has 13 IPv4 prefixes with 12,800 addresses and 1 IPv6 prefix, which makes it the 8,911th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses12,800in 13 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#8,911of 82,200 active ASNs
Details
OrganizationNTT Bizlink, Inc.
AS namentt-bizlink
Websitenttbizlink.co.jp
Country Japan (JP)
Network typeHosting
RegistryAPNIC
Abuse contacthostmaster@nic.ad.jp
Registered—
Last updated2024-08-13
IPv4 prefixes
13 prefixes · 12,800 addresses| Network | Addresses | First – last address |
|---|---|---|
| 111.90.160.0/21 | 2,048 | 111.90.160.0 – 111.90.167.255 |
| 117.20.72.0/21 | 2,048 | 117.20.72.0 – 117.20.79.255 |
| 111.90.160.0/22 | 1,024 | 111.90.160.0 – 111.90.163.255 |
| 111.90.164.0/22 | 1,024 | 111.90.164.0 – 111.90.167.255 |
| 117.20.72.0/22 | 1,024 | 117.20.72.0 – 117.20.75.255 |
| 117.20.76.0/22 | 1,024 | 117.20.76.0 – 117.20.79.255 |
| 202.8.80.0/22 | 1,024 | 202.8.80.0 – 202.8.83.255 |
| 202.74.4.0/22 | 1,024 | 202.74.4.0 – 202.74.7.255 |
| 111.90.162.0/23 | 512 | 111.90.162.0 – 111.90.163.255 |
| 202.8.80.0/23 | 512 | 202.8.80.0 – 202.8.81.255 |
| 202.8.82.0/23 | 512 | 202.8.82.0 – 202.8.83.255 |
| 202.74.4.0/23 | 512 | 202.74.4.0 – 202.74.5.255 |
| 202.74.6.0/23 | 512 | 202.74.6.0 – 202.74.7.255 |
111.90.160.0/21 117.20.72.0/21 111.90.160.0/22 111.90.164.0/22 117.20.72.0/22 117.20.76.0/22 202.8.80.0/22 202.74.4.0/22 111.90.162.0/23 202.8.80.0/23 202.8.82.0/23 202.74.4.0/23 202.74.6.0/23
IPv6 prefixes
1 prefix- 2402:7a00::/32
2402:7a00::/32
Query AS23639 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=AS23639&key=YOUR_API_KEY"Any address in its prefixes resolves to AS23639, with or without a key:
curl "https://api.ipapi.is/?q=111.90.160.1"Largest networks in Japan
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