123.100.0.0/17
🇨🇳IPv4RIPEassigned RPKI Valid
CIDR
123.100.0.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇨🇳 China
City
Beijing
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
9 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.100.64.0/18 | AS9889TWO-DEGREES-AS-AP - Two Degrees Mobile Limited | Valid | — | 6/13/2026 |
| 123.100.32.0/19 | AS24033ACTIV8ME-AS-AP - Australian Private Networks Pty Ltd | Valid | — | 6/13/2026 |
| 123.100.48.0/20 | AS24033ACTIV8ME-AS-AP - Australian Private Networks Pty Ltd | Valid | — | 6/13/2026 |
| 123.100.32.0/20 | AS24033ACTIV8ME-AS-AP - Australian Private Networks Pty Ltd | Valid | — | 6/13/2026 |
| 123.100.72.0/24 | AS9889TWO-DEGREES-AS-AP - Two Degrees Mobile Limited | Valid | — | 6/13/2026 |
| 123.100.123.0/24 | AS9889TWO-DEGREES-AS-AP - Two Degrees Mobile Limited | Valid | — | 6/13/2026 |
| 123.100.66.0/24 | AS9889TWO-DEGREES-AS-AP - Two Degrees Mobile Limited | Valid | — | 6/13/2026 |
| 123.100.68.0/24 | AS9889TWO-DEGREES-AS-AP - Two Degrees Mobile Limited | Valid | — | 6/13/2026 |
| 123.100.71.0/24 | AS9889TWO-DEGREES-AS-AP - Two Degrees Mobile Limited | Valid | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 123.100.64.0/18 | AS9889 | 🇳🇿NZ | allocated |
| 123.100.0.0/19 | 🇨🇳CN | allocated | |
| 123.100.32.0/19 | AS24033 | 🇦🇺AU | allocated |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/123.100.0.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/123.100.0.0/17" | jq
External Links