203.84.200.0/21 - YAHOO TW1 Yahoo (AS10229)
CIDR
203.84.200.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.84.200.0/21 | AS10229 YAHOO-TW1 Yahoo Inc. | No ROA | APNICOther IRR | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.84.202.0/24 | AS10229 YAHOO-TW1 Yahoo Inc. | No ROA | - | 2026-10-11 |
Origin ASN
AS10229
YAHOO-TW1 Yahoo Inc.
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/203.84.200.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.84.200.0/21" | jq
External Links