103.225.192.0/21
🇯🇵IPv4RIPEassigned RPKI Valid
CIDR
103.225.192.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Tsukuba (Umezono)
RIR
RIPE
Status
assigned
Allocated
-
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
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.225.192.0/22 | AS15412FLAG-AS Flag Telecom UK Limited | Valid | — | 5/31/2026 |
| 103.225.196.0/24 | AS10103HKBN-AS-AP - HK Broadband Network Ltd. | Invalid | — | 5/31/2026 |
| 103.225.197.0/24 | AS62610ZEN-DPS - Zenlayer Inc | Valid | — | 5/31/2026 |
| 103.225.198.0/24 | AS62610ZEN-DPS - Zenlayer Inc | Valid | — | 5/31/2026 |
| 103.225.196.0/24 | AS131646COREWINNER-AS-TW - CORE WINNER CO.,LIMITED TAIWAN BRANCH | Valid | — | 5/31/2026 |
| 103.225.199.0/24 | AS149014BOJINGCOLIMITED-AS-AP - bo jing | Valid | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 103.225.196.0/22 | ðŸ‡ðŸ‡°HK | allocated | |
| 103.225.192.0/22 | AS142622 | 🇯🇵JP | allocated |
| 103.225.192.0/23 | 🇯🇵JP | assigned | |
| 103.225.196.0/24 | AS10103 | ðŸ‡ðŸ‡°HK | assigned |
| 103.225.197.0/24 | AS62610 | ðŸ‡ðŸ‡°HK | assigned |
| 103.225.199.0/24 | AS149014 | ðŸ‡ðŸ‡°HK | assigned |
| 103.225.198.0/24 | AS62610 | ðŸ‡ðŸ‡°HK | assigned |
| 103.225.194.0/24 | 🇯🇵JP | assigned | |
| 103.225.195.0/24 | 🇯🇵JP | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.225.192.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.225.192.0/21" | jq
External Links