103.21.208.0/22
🇺🇸CIDR
103.21.208.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
RIR
APNIC
Status
allocated
Allocated
10/18/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.21.208.0/22 | AS36352AS-COLOCROSSING - HostPapa | Valid | APNIC | 6/1/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.21.208.0/24 | AS36352AS-COLOCROSSING - HostPapa | Valid | — | 6/1/2026 |
| 103.21.209.0/24 | AS36352AS-COLOCROSSING - HostPapa | Valid | — | 6/1/2026 |
| 103.21.210.0/24 | AS36352AS-COLOCROSSING - HostPapa | Valid | — | 6/1/2026 |
| 103.21.211.0/24 | AS36352AS-COLOCROSSING - HostPapa | Valid | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 103.21.208.0/22 | AS36352 | /24 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS36352 | APNIC | MAINT-KGEC-CN | 2/16/2025 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 103.21.208.0/24 | AS36352 | 🇨🇳CN | assigned |
| 103.21.210.0/24 | AS36352 | 🇨🇳CN | assigned |
| 103.21.209.0/24 | AS36352 | 🇨🇳CN | assigned |
| 103.21.211.0/24 | AS36352 | 🇨🇳CN | assigned |
Origin ASN
AS36352
AS-COLOCROSSING - HostPapa
Geolocation
Country🇺🇸United StatesUS
Coordinates37.0902, -95.7129 ↗
API
Open https://api.ipctl.io/v1/prefix/103.21.208.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.21.208.0/22" | jq
External Links