203.191.8.0/21 - FPT Telecom Company (AS18403)
CIDR
203.191.8.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇻🇳 Vietnam
City
Hanoi
RIR
APNIC
Status
allocated
Allocated
2005-09-01
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.191.8.0/21 | AS18403 FPT-VN - FPT Telecom Company | Valid | APNICOther IRR | 2026-10-15 |
More-Specific Announcements
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.191.8.0/24 | AS18403 FPT-VN - FPT Telecom Company | Valid | - | 2026-10-15 |
| 203.191.9.0/24 | AS18403 FPT-VN - FPT Telecom Company | Valid | - | 2026-10-15 |
| 203.191.10.0/24 | AS18403 FPT-VN - FPT Telecom Company | Valid | - | 2026-10-15 |
| 203.191.11.0/24 | AS18403 FPT-VN - FPT Telecom Company | Valid | - | 2026-10-15 |
Origin ASN
AS18403
FPT-VN - FPT Telecom Company
Related Prefixes
More prefixes of AS18403
All prefixes of AS18403 →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/203.191.8.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.191.8.0/21" | jq
External Links