210.208.0.0/21
🇹🇼CIDR
210.208.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.208.0.0/21 | AS7656TWNAP-ADMIN-AS-AP - Taiwan Network Access Point | Valid | APNICRADB | 5/30/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.208.0.0/18 | AS7656TWNAP-ADMIN-AS-AP - Taiwan Network Access Point | Valid | — | 5/30/2026 |
| 210.208.0.0/19 | AS7656TWNAP-ADMIN-AS-AP - Taiwan Network Access Point | Valid | — | 5/30/2026 |
| 210.208.0.0/20 | AS7656TWNAP-ADMIN-AS-AP - Taiwan Network Access Point | Valid | — | 5/30/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 210.208.0.0/18 | AS7656 | /24 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 210.208.0.0/25 | 🇹🇼TW | assigned | |
| 210.208.0.128/25 | 🇹🇼TW | assigned | |
| 210.208.1.0/25 | 🇹🇼TW | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/210.208.0.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.208.0.0/21" | jq
External Links