123.51.192.0/19
🇹🇼CIDR
123.51.192.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.51.192.0/19 | AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. | Valid | RADB | 6/13/2026 |
Covering Prefix
24 less-specific announcementsGeolocation
API
Open https://api.ipctl.io/v1/prefix/123.51.192.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/123.51.192.0/19" | jq
External Links