AS63777 · National Institutes of Natural Sciences National Astronomical Observatory of JAPAN
1
IPv4 prefixes
65,536
IPv4 addresses
0
IPv6 prefixes
🇯🇵 JP
Country
Summary
- AS number
- AS63777
- Name
- National Institutes of Natural Sciences National Astronomical Observatory of JAPAN
- Country
- 🇯🇵 JP
- Type
- JPNIC
- Category
- business
- Announced
- 1 prefixes
- Updated
- 2026-08-26
Announced IPv4 prefixes (1)
| Prefix |
|---|
| 133.40.0.0/16 |