Autonomous System
AS17511 OPTAGE Inc.
ISPActiveJapanJPNIC
AS17511 (OPTAGE) is an ISP network operated by OPTAGE Inc. in Japan, registered with JPNIC. It has 66 IPv4 prefixes with 2,998,528 addresses and 2 IPv6 prefixes, which makes it the 191st largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses2,998,528in 66 prefixes
IPv6 prefixes2≈ 7.9 × 10²⁸ addresses
Size rank#191of 82,200 active ASNs
Details
OrganizationOPTAGE Inc.
AS nameOPTAGE
Websiteoptage.co.jp
Country Japan (JP)
Network typeISP
RegistryJPNIC
Abuse contact—
Registered—
Last updated2019-04-18
IPv4 prefixes
66 prefixes · 2,998,528 addresses| Network | Addresses | First – last address |
|---|---|---|
| 58.188.0.0/14 | 262,144 | 58.188.0.0 – 58.191.255.255 |
| 101.140.0.0/14 | 262,144 | 101.140.0.0 – 101.143.255.255 |
| 112.68.0.0/14 | 262,144 | 112.68.0.0 – 112.71.255.255 |
| 119.228.0.0/14 | 262,144 | 119.228.0.0 – 119.231.255.255 |
| 121.80.0.0/14 | 262,144 | 121.80.0.0 – 121.83.255.255 |
| 121.84.0.0/14 | 262,144 | 121.84.0.0 – 121.87.255.255 |
| 180.144.0.0/14 | 262,144 | 180.144.0.0 – 180.147.255.255 |
| 182.164.0.0/14 | 262,144 | 182.164.0.0 – 182.167.255.255 |
| 58.70.0.0/16 | 65,536 | 58.70.0.0 – 58.70.255.255 |
| 59.190.0.0/16 | 65,536 | 59.190.0.0 – 59.190.255.255 |
| 60.56.0.0/16 | 65,536 | 60.56.0.0 – 60.56.255.255 |
| 128.22.0.0/16 | 65,536 | 128.22.0.0 – 128.22.255.255 |
| 128.27.0.0/16 | 65,536 | 128.27.0.0 – 128.27.255.255 |
| 150.57.0.0/16 | 65,536 | 150.57.0.0 – 150.57.255.255 |
| 150.66.0.0/16 | 65,536 | 150.66.0.0 – 150.66.255.255 |
| 158.198.0.0/16 | 65,536 | 158.198.0.0 – 158.198.255.255 |
| 160.233.0.0/16 | 65,536 | 160.233.0.0 – 160.233.255.255 |
| 60.57.0.0/17 | 32,768 | 60.57.0.0 – 60.57.127.255 |
| 60.57.128.0/17 | 32,768 | 60.57.128.0 – 60.57.255.255 |
| 218.228.128.0/17 | 32,768 | 218.228.128.0 – 218.228.255.255 |
| 218.251.0.0/17 | 32,768 | 218.251.0.0 – 218.251.127.255 |
| 219.75.128.0/17 | 32,768 | 219.75.128.0 – 219.75.255.255 |
| 219.122.128.0/17 | 32,768 | 219.122.128.0 – 219.122.255.255 |
| 218.42.192.0/18 | 16,384 | 218.42.192.0 – 218.42.255.255 |
| 61.195.96.0/19 | 8,192 | 61.195.96.0 – 61.195.127.255 |
58.188.0.0/14 101.140.0.0/14 112.68.0.0/14 119.228.0.0/14 121.80.0.0/14 121.84.0.0/14 180.144.0.0/14 182.164.0.0/14 58.70.0.0/16 59.190.0.0/16 60.56.0.0/16 128.22.0.0/16 128.27.0.0/16 150.57.0.0/16 150.66.0.0/16 158.198.0.0/16 160.233.0.0/16 60.57.0.0/17 60.57.128.0/17 218.228.128.0/17 218.251.0.0/17 219.75.128.0/17 219.122.128.0/17 218.42.192.0/18 61.195.96.0/19
The 25 largest of 66. The API and the database have all of them.
IPv6 prefixes
2 prefixes- 2001:ce8::/32
- 2001:ce8:90::/44
2001:ce8::/32 2001:ce8:90::/44
Query AS17511 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=AS17511&key=YOUR_API_KEY"Any address in its prefixes resolves to AS17511, with or without a key:
curl "https://api.ipapi.is/?q=58.188.0.1"Largest networks in Japan
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