194.147.4.0/22 - BGP Prefix
IPv4RIPE NCCallocated RPKI Valid
CIDR
194.147.4.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇯🇵 Japan
City
Tokyo
RIR
RIPE NCC
Status
allocated
Allocated
2018-09-26
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 194.147.4.0/24 | AS7536 CDNEXIS-NET - chiaochiao ltd. | Valid | - | 2026-10-13 |
| 194.147.5.0/24 | AS216458 HardCore Hardcore Communication Co., Limited | Valid | - | 2026-10-13 |
| 194.147.6.0/24 | AS29802 HVC-AS - HIVELOCITY, Inc. | Valid | - | 2026-10-13 |
| 194.147.7.0/24 | AS29802 HVC-AS - HIVELOCITY, Inc. | Valid | - | 2026-10-13 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 194.147.4.0/23 | 🇬🇧GB | assigned | |
| 194.147.4.0/24 | AS7536 | 🇹🇼TW | assigned |
| 194.147.5.0/24 | AS216458 | 🇭🇰HK | assigned |
| 194.147.6.0/23 | 🇺🇸US | assigned | |
| 194.147.6.0/24 | AS29802 | 🇵🇦PA | assigned |
| 194.147.7.0/24 | AS29802 | 🇺🇸US | assigned |
Geolocation
Country🇯🇵JapanJP
CityTokyo
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/194.147.4.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/194.147.4.0/22" | jq
External Links