IPv6 prefix
2001:200:0:0:0:0:0:0/32
- IP Prefix (CIDR)
- 2001:200:0:0:0:0:0:0/32
- Address Count
- 7.9228 x 10^28
Registration 1 of 4
- Owner
- WIDE
- Handle
- ORG-WA3-AP
- Country
-
Japan (JP)
- Address
- Murai Lab Keio University 5322 Endo, Fujisawa-shi
- Registry
- APNIC
- Registered Prefix
- 2001:200::/32 (2001:200:0:0:0:0:0:0 - 2001:200:ffff:ffff:ffff:ffff:ffff:ffff)
- Delegated Prefix
- 2001:200:4000::/34 (2001:200:4000:0:0:0:0:0 - 2001:200:7fff:ffff:ffff:ffff:ffff:ffff)
Registration 2 of 4
- Owner
- Yuichiro Hei
- Handle
- YH48-AP
- Country
-
Japan (JP)
- Address
- 2-1-15, Ohara Kamifukuoka-shi, Saitama
- Registry
- APNIC
- Registered Prefix
- 2001:200:600::/40 (2001:200:600:0:0:0:0:0 - 2001:200:6ff:ffff:ffff:ffff:ffff:ffff)
- Delegated Prefix
- 2001:200::/35 (2001:200:0:0:0:0:0:0 - 2001:200:1fff:ffff:ffff:ffff:ffff:ffff)
Registration 3 of 4
- Owner
- Akira Kato
- Handle
- AK27-AP
- Country
-
Japan (JP)
- Address
- Keio University, Graduate School of Media Design 4-1-1 Hiyoshi, Kohoku, Yokoahama 223-8526
- Registry
- APNIC
- Registered Prefixes
-
2001:200:900::/40 (2001:200:900:0:0:0:0:0 - 2001:200:9ff:ffff:ffff:ffff:ffff:ffff)
2001:200:c000::/35 (2001:200:c000:0:0:0:0:0 - 2001:200:dfff:ffff:ffff:ffff:ffff:ffff)
2001:200:e000::/35 (2001:200:e000:0:0:0:0:0 - 2001:200:ffff:ffff:ffff:ffff:ffff:ffff) - Delegated Prefixes
-
2001:200::/35 (2001:200:0:0:0:0:0:0 - 2001:200:1fff:ffff:ffff:ffff:ffff:ffff)
2001:200:8000::/33 (2001:200:8000:0:0:0:0:0 - 2001:200:ffff:ffff:ffff:ffff:ffff:ffff)
Registration 4 of 4
- Handle
- IRT-JP-WIDE
- Country
-
Japan (JP)
- Address
- WIDE Project 5322 Endo Fujisawa, Kanagawa 252-8520 Japan
- Registry
- APNIC
- Registered Prefixes
-
2001:200:e00::/40 (2001:200:e00:0:0:0:0:0 - 2001:200:eff:ffff:ffff:ffff:ffff:ffff)
2001:200:8000::/35 (2001:200:8000:0:0:0:0:0 - 2001:200:9fff:ffff:ffff:ffff:ffff:ffff) - Delegated Prefixes
-
2001:200::/35 (2001:200:0:0:0:0:0:0 - 2001:200:1fff:ffff:ffff:ffff:ffff:ffff)
2001:200:8000::/33 (2001:200:8000:0:0:0:0:0 - 2001:200:ffff:ffff:ffff:ffff:ffff:ffff)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 2001:200:0:0:0:0:0:0/32 | Exact | AS2500 | WIDE Project |
Japan (JP)
|
2001:200:0:0:0:0:0:0 | 2001:200:ffff:ffff:ffff:ffff:ffff:ffff |
| 2001:200:600:0:0:0:0:0/40 | More specific | AS7667 | KDDI Research Inc. |
Japan (JP)
|
2001:200:600:0:0:0:0:0 | 2001:200:6ff:ffff:ffff:ffff:ffff:ffff |
| 2001:200:900:0:0:0:0:0/40 | More specific | AS7660 | Asia Pacific Advanced Network - Japan |
Japan (JP)
|
2001:200:900:0:0:0:0:0 | 2001:200:9ff:ffff:ffff:ffff:ffff:ffff |
| 2001:200:e00:0:0:0:0:0/40 | More specific | AS4690 | WIDE Project |
Japan (JP)
|
2001:200:e00:0:0:0:0:0 | 2001:200:eff:ffff:ffff:ffff:ffff:ffff |
| 2001:200:c000:0:0:0:0:0/35 | More specific | AS23634 | WIDE Project |
Japan (JP)
|
2001:200:c000:0:0:0:0:0 | 2001:200:dfff:ffff:ffff:ffff:ffff:ffff |
| 2001:200:e000:0:0:0:0:0/35 | More specific | AS7660 | Asia Pacific Advanced Network - Japan |
Japan (JP)
|
2001:200:e000:0:0:0:0:0 | 2001:200:ffff:ffff:ffff:ffff:ffff:ffff |