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 8,908th largest of 82,283 active autonomous systems by IPv4 space.
IPv4 addresses12,800in 13 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#8,908of 82,283 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
AS17676 SoftBank Mobile Corp.49,651,712 IPv4 addressesAS4713 NTT DOCOMO BUSINESS,Inc.28,625,408 IPv4 addressesAS2516 KDDI CORPORATION18,152,704 IPv4 addressesAS9824 JCOM Co., Ltd.10,315,776 IPv4 addressesAS2907 Authoritative information regarding AS Number8,960,512 IPv4 addressesAS17506 UCOM Corp.5,508,096 IPv4 addresses