203.151.128.0/20
🇹ðŸ‡CIDR
203.151.128.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇹🇠Thailand
City
Vadhana (Khwaeng Bang Kapi)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.151.128.0/20 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | APNICRADB | 5/31/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.151.0.0/16 | AS4618INET-TH-AS - Internet Thailand Company Limited | No ROA | — | 5/31/2026 |
| 203.151.128.0/19 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.128.0/21 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.143.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 203.151.128.0/19 | AS4618 | /20 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 203.151.142.0/23 | 🇹ðŸ‡TH | assigned | |
| 203.151.140.0/24 | 🇹ðŸ‡TH | assigned | |
| 203.151.141.0/24 | 🇹ðŸ‡TH | assigned | |
| 203.151.128.0/24 | 🇹ðŸ‡TH | assigned | |
| 203.151.137.224/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.137.160/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.138.32/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.137.32/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.138.64/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.137.64/27 | 🇹ðŸ‡TH | assigned |
Geolocation
Country🇹ðŸ‡ThailandTH
RegionBangkok
CityVadhana (Khwaeng Bang Kapi)
Coordinates13.7476, 100.5670 ↗
API
Open https://api.ipctl.io/v1/prefix/203.151.128.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.151.128.0/20" | jq
External Links