2401:5e40:8000::/33 - Industrial Cyber Security Center Of Excellence (AS63770)
CIDR
2401:5e40:8000::/33
IP Version
IPv6
Addresses
39614Y
Mask
/33
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2401:5e40:8000::/33 | AS63770 ICSCOE-AS - Industrial Cyber Security Center of Excellence | No ROA | - | 2026-10-26 |
More-Specific Announcements
5 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2401:5e40:c100::/40 | AS63798 IPA-ENTERNET - Industrial Cyber Security Center of Excellence | No ROA | - | 2026-10-26 |
| 2401:5e40:c401::/48 | AS63785 FU-NTP - Fukuoka University | No ROA | - | 2026-10-26 |
| 2401:5e40:c402::/48 | AS63785 FU-NTP - Fukuoka University | No ROA | - | 2026-10-26 |
| 2401:5e40:c403::/48 | AS63785 FU-NTP - Fukuoka University | No ROA | - | 2026-10-26 |
| 2401:5e40:c600::/39 | AS63798 IPA-ENTERNET - Industrial Cyber Security Center of Excellence | No ROA | - | 2026-10-26 |
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/2401:5e40:8000::/33Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2401:5e40:8000::/33" | jq
External Links