223.165.4.0/23 - BrainStorm Network (AS136258)
CIDR
223.165.4.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇹🇼 Taiwan
City
Taoyuan
RIR
APNIC
Status
assigned
Allocated
2010-07-28
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| 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
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 223.165.4.0/24 | AS136258 ONEPROVIDER-AS - BrainStorm Network, Inc | No ROA | - | 2026-10-12 |
| 223.165.5.0/24 | AS136258 ONEPROVIDER-AS - BrainStorm Network, Inc | Valid | - | 2026-10-12 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS46062 | Other IRR | MAINT-AS9304 | 2023-11-13 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 223.165.4.0/24 | AS136258 | 🇹🇼TW | assigned |
| 223.165.5.0/24 | AS136258 | 🇵🇰PK | assigned |
Transfer History
Registry transfers of 223.165.4.0/23, blocks inside it, or blocks containing it.
- 223.165.4.0/23Transfer ·
Related Prefixes
More prefixes of AS136258
All prefixes of AS136258 →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/223.165.4.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/223.165.4.0/23" | jq
External Links