103.123.192.0/21
🇹🇼IPv4APNICallocated RPKI Valid
CIDR
103.123.192.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇼 Taiwan
City
Banqiao District
RIR
APNIC
Status
allocated
Allocated
9/28/2018
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.123.192.0/22 | AS131149YUANJHEN-AS-TW - Yuan-Jhen Info., Co., Ltd | Valid | — | 6/13/2026 |
| 103.123.196.0/22 | AS131149YUANJHEN-AS-TW - Yuan-Jhen Info., Co., Ltd | Valid | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 103.123.196.0/22 | AS131149 | 🇹🇼TW | assigned |
| 103.123.192.0/22 | AS131149 | 🇹🇼TW | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.123.192.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.123.192.0/21" | jq
External Links