164.70.16.0/21 - FJCLOUD EAST FUJITSU LIMITED (AS55374)
CIDR
164.70.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 164.70.16.0/21 | AS55374 FJCLOUD-EAST FUJITSU LIMITED | No ROA | - | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 164.70.0.0/18 | AS2510 INFOWEB FUJITSU LIMITED | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS19905 | Other IRR | MAINT-AS19905 | 2023-11-13 |
Transfer History
Registry transfers of 164.70.16.0/21, blocks inside it, or blocks containing it.
- 164.70.0.0/16Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 164.70.0.0/16 | Transfer |
Origin ASN
AS55374
FJCLOUD-EAST FUJITSU LIMITED
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/164.70.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/164.70.16.0/21" | jq
External Links