221.120.120.0/21 - SINGAPORE TELECOMMUNICATIONS (AS7700)
CIDR
221.120.120.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇸🇬 Singapore
City
Singapore (Central Water Catchment)
RIR
APNIC
Status
allocated
Allocated
2007-05-22
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 221.120.120.0/21 | AS7700 SINGTEL-DVBIP-AS-AP - SINGAPORE TELECOMMUNICATIONS LTD | Valid | APNIC | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 221.120.120.0/21 | AS7700 | /21 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS7700 | APNIC | MAINT-SG-STDVBIP | 2020-08-06 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 221.120.120.0/24 | 🇸🇬SG | assigned | |
| 221.120.121.0/24 | 🇸🇬SG | assigned | |
| 221.120.122.0/24 | 🇸🇬SG | assigned | |
| 221.120.122.0/28 | 🇸🇬SG | assigned | |
| 221.120.122.16/28 | 🇸🇬SG | assigned | |
| 221.120.123.0/24 | 🇸🇬SG | assigned | |
| 221.120.124.0/23 | 🇸🇬SG | assigned | |
| 221.120.124.0/24 | 🇸🇬SG | assigned | |
| 221.120.125.0/24 | 🇸🇬SG | assigned | |
| 221.120.126.0/24 | 🇸🇬SG | assigned | |
| 221.120.127.0/24 | 🇸🇬SG | assigned |
Related Prefixes
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/221.120.120.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/221.120.120.0/21" | jq
External Links