203.151.0.0/20
🇹ðŸ‡CIDR
203.151.0.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇹🇠Thailand
City
Ratchathewi (Khwaeng Thanon Phaya Thai)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.151.0.0/20 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | APNICRADB | 5/31/2026 |
Covering Prefix
9 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 |
| 203.151.0.0/19 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.4.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.10.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.11.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.15.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.0.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.3.0/24 | AS4618INET-TH-AS - Internet Thailand Company Limited | Valid | — | 5/31/2026 |
| 203.151.1.0/24 | AS133529LHBANK-AS-AP - Land and Houses Bank Public Company Limited | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 203.151.0.0/19 | AS4618 | /20 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 203.151.2.0/24 | 🇹ðŸ‡TH | assigned | |
| 203.151.11.0/24 | AS4618 | 🇹ðŸ‡TH | assigned |
| 203.151.15.0/24 | AS4618 | 🇹ðŸ‡TH | assigned |
| 203.151.9.0/25 | 🇹ðŸ‡TH | assigned | |
| 203.151.12.64/26 | 🇹ðŸ‡TH | assigned | |
| 203.151.12.128/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.0.0/27 | 🇹ðŸ‡TH | assigned | |
| 203.151.12.160/27 | 🇹ðŸ‡TH | assigned |
Geolocation
Country🇹ðŸ‡ThailandTH
RegionBangkok
CityRatchathewi (Khwaeng Thanon Phaya Thai)
Coordinates13.7586, 100.5400 ↗
API
Open https://api.ipctl.io/v1/prefix/203.151.0.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.151.0.0/20" | jq
External Links