203.188.204.0/23 - BGP Prefix
IPv4APNICassignedNo ROA
CIDR
203.188.204.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇹🇼 Taiwan
City
Neihu District
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.188.204.0/22 | AS24506 YAHOOGLOBAL-AS-AP - Yahoo Global Holdings B.V. Taiwan Branch | No ROA | - | 2026-10-12 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS24506 | APNIC | MAINT-YAHOOGLOBAL-TW | 2024-05-09 |
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/203.188.204.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.188.204.0/23" | jq
External Links