103.123.188.0/22
🇹🇼CIDR
103.123.188.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇹🇼 Taiwan
City
Tuniugou
RIR
APNIC
Status
allocated
Allocated
9/28/2018
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.123.188.0/22 | AS9924TFN-TW - Taiwan Fixed Network, Telco and Network Service Provider. | No ROA | RADB | 6/1/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.123.188.0/23 | AS9924TFN-TW - Taiwan Fixed Network, Telco and Network Service Provider. | No ROA | — | 6/1/2026 |
| 103.123.190.0/24 | AS9924TFN-TW - Taiwan Fixed Network, Telco and Network Service Provider. | Valid | — | 6/1/2026 |
| 103.123.188.0/24 | AS18042KBT - Koos Broadband Telecom | Valid | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS9924 | RADB | MAINT-AS9924 | 4/17/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.123.188.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.123.188.0/22" | jq
External Links