206.100.0.0/21
🇸🇬CIDR
206.100.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 206.100.0.0/21 | AS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC | Valid | — | 6/13/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 206.100.0.0/14 | AS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC | Valid | — | 6/13/2026 |
| 206.100.5.0/24 | AS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC | Valid | — | 6/13/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/206.100.0.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/206.100.0.0/21" | jq
External Links