2001:4500::/32 - NCREE National Center For Research On Earthquake Engineering (AS18183)
CIDR
2001:4500::/32
IP Version
IPv6
Addresses
79228.1Y
Mask
/32
Country
🇹🇼 Taiwan
City
Muzha
RIR
APNIC
Status
allocated
Allocated
2006-01-06
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:4500::/32 | AS18183 NCREE National Center for Research on Earthquake Engineering | Valid | Other IRR | 2026-10-11 |
More-Specific Announcements
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:4500:1000::/40 | AS7539 TWAREN-TW National Center for High-performance Computing | Valid | - | 2026-10-11 |
| 2001:4500:1100::/40 | AS18183 NCREE National Center for Research on Earthquake Engineering | Valid | - | 2026-10-11 |
| 2001:4500:1100::/41 | AS18183 NCREE National Center for Research on Earthquake Engineering | Valid | - | 2026-10-11 |
| 2001:4500:1180::/41 | AS18183 NCREE National Center for Research on Earthquake Engineering | Valid | - | 2026-10-11 |
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/2001:4500::/32Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2001:4500::/32" | jq
External Links