203.113.138.0/23 - Viettel Group (AS7552)
CIDR
203.113.138.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇻🇳 Vietnam
City
Làng Hà
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.113.138.0/23 | AS7552 VIETEL-AS-AP - Viettel Group | Valid | APNICOther IRR | 2026-10-12 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.113.128.0/18 | AS7552 VIETEL-AS-AP - Viettel Group | No ROA | - | 2026-10-12 |
| 203.113.136.0/22 | AS7552 VIETEL-AS-AP - Viettel Group | Valid | - | 2026-10-12 |
RPKI ROAs
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 203.113.138.0/30 | 🇻🇳VN | assigned | |
| 203.113.138.64/26 | 🇻🇳VN | assigned | |
| 203.113.138.224/28 | 🇻🇳VN | assigned | |
| 203.113.138.240/28 | 🇻🇳VN | assigned | |
| 203.113.139.0/24 | 🇻🇳VN | assigned |
Origin ASN
AS7552
VIETEL-AS-AP - Viettel Group
Related Prefixes
More prefixes of AS7552
All prefixes of AS7552 →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/203.113.138.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.113.138.0/23" | jq
External Links