203.168.192.0/20 - Cloudflare (AS13335)
CIDR
203.168.192.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇸🇬 Singapore
City
Singapore (Toa Payoh New Town)
RIR
APNIC
Status
allocated
Allocated
2000-06-30
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.168.192.0/20 | AS13335 CLOUDFLARENET - Cloudflare, Inc. | Valid | APNIC | 2026-10-13 |
RPKI ROAs
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 203.168.192.0/21 | 🇸🇬SG | assigned | |
| 203.168.200.0/21 | 🇸🇬SG | assigned |
Transfer History
Registry transfers of 203.168.192.0/20, blocks inside it, or blocks containing it.
- 203.168.200.0/21Transfer ·
- 203.168.192.0/21Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 203.168.200.0/21 | Transfer | |||
| 203.168.192.0/21 | Transfer |
Origin ASN
AS13335
CLOUDFLARENET - Cloudflare, Inc.
Related Prefixes
More prefixes of AS13335
All prefixes of AS13335 →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/203.168.192.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.168.192.0/20" | jq
External Links