123.136.80.0/20
🇨🇳IPv4APNICallocatedNo ROA
CIDR
123.136.80.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇳 China
City
Shanghai
RIR
APNIC
Status
allocated
Allocated
3/6/2007
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
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.136.80.0/21 | AS40065CNSERVERS - CNSERVERS LLC | No ROA | — | 6/13/2026 |
| 123.136.88.0/21 | AS40065CNSERVERS - CNSERVERS LLC | No ROA | — | 6/13/2026 |
| 123.136.92.0/22 | AS55933CLOUDIE-AS-AP - Cloudie Limited | No ROA | — | 6/13/2026 |
| 123.136.92.0/23 | AS55933CLOUDIE-AS-AP - Cloudie Limited | No ROA | — | 6/13/2026 |
| 123.136.94.0/24 | AS55933CLOUDIE-AS-AP - Cloudie Limited | No ROA | — | 6/13/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/123.136.80.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/123.136.80.0/20" | jq
External Links