AS9999 · AT TOKYO Corporation
10
IPv4 prefixes
20,224
Announced IPv4 slots
1
IPv6 prefixes
🇯🇵 JP
Country
Summary
- AS number
- AS9999
- Name
- AT TOKYO Corporation
- Country
- 🇯🇵 Japan
- Type
- JPNIC
- Category
- isp
- Normalized type
- isp
- Organization domain
- attokyo.co.jp
- Domain evidence
- Source reported; ownership unverified
- Last changed
- Unknown
- Announced
- 11 prefixes
- Updated
- 2026-10-25
IPv4 prefixes on this page (10 of 10)
IPv6 prefixes on this page (1 of 1)
| Prefix |
|---|
| 2405:1800::/32 |
Address slots sum announced prefixes; overlapping routes count separately.